hot
6
Titanium
PKR10.06 Crore
DHA Phase 8, DHA Defence
23
263 Sq. Yd.
Luxury Apartments For Sale In The Arkadians By AKD Group | Karachi
Experience A New Standard Of Luxury
...moreAdded: 2 weeks ago(Updated: 14 hours ago)
Buy
Karachi
Homes
0toAny
0toAny
All
All
1 Selected
ZameenKarachi Property
141 Properties for Sale in Karachi
- Insignia Properties clear all filters
Open
Locations of Homes For Sale in Karachi
Sort Alphabetically
- DHA Defence(4,853)
- Scheme 33(2,803)
- Gulshan-e-Iqbal Town(2,684)
- Gulistan-e-Jauhar(2,119)
- Bahria Town Karachi(1,696)
- Cantt(1,481)
- North Nazimabad(1,253)
- Gadap Town(949)
- Malir(936)
- Jamshed Town(901)
- Naya Nazimabad(844)
- Clifton(677)
- Federal B Area(603)
- North Karachi(492)
- University Road(360)
- Jinnah Avenue(284)
- Korangi(201)
- Shaheed Millat Road(181)
- Navy Housing Scheme Karsaz(155)
- Bath Island(137)
- Khalid Bin Walid Road(130)
- Nazimabad(123)
- Shah Faisal Town(107)
- Karachi Motorway(94)
- KDA Scheme 1(93)
- Civil Lines(87)
- Rashid Minhas Road(86)
- Malir Link To Super Highway(83)
- DHA City Karachi(81)
- Defence View Society(64)
- Bin Qasim Town(63)
- Jamshed Road(63)
- Saadi Road(59)
- Saddar Town(55)
- Shahra-e-Faisal(53)
- Frere Town(52)
- Tariq Road(52)
- Suparco Road(46)
- Falaknaz Harmony(45)
- Amir Khusro(43)
- Chapal Courtyard(43)
- Tipu Sultan Road(42)
- Sea View Apartments(42)
- Northern Bypass(40)
- Airport Road(38)
- KN Gohar Green City(37)
- Falaknaz Dynasty(33)
- Saima Luxury Homes(33)
- Hill Park(33)
- Amil Colony(31)
- Dalmia Cement Factory Road(30)
- Cotton Export Cooperative Housing Society(24)
- Liaquatabad(24)
- Garden West(20)
- Cosmopolitan Society(19)
- Abul Hassan Isphani Road(19)
- Qayyumabad(19)
- Falcon Complex Faisal(19)
- Zamzama(17)
- Chapal Uptown(17)
- Shahra-e-Qaideen(15)
- Gizri(14)
- Super Highway(14)
- Mehmoodabad(14)
- KDA Scheme 1 Extension(13)
- Gulshan-e-Usman Housing Society(13)
- Muslimabad Society(13)
- New Karachi(12)
- Shahrah-e-Pakistan(12)
- Karachi - Hyderabad Motorway(11)
- Shaheed-e-Millat Expressway(11)
- Yousaf Goth(11)
- P & T Colony(10)
- Gulberg Town(10)
- Liaquat Avenue(9)
- Naval Colony(9)
- Al-Hilal Society(8)
- Airport(8)
- PIB Colony(8)
- Pak Ideal Cooperative Housing Society(8)
76 to 100 of 141 Homes
Popular
![]()
hot2TitaniumPKR4.05 CroreHMR Waterfront, DHA Phase 812107 Sq. Yd.The Tilt By Nikken Sekkei Luxury Apartments For Sale | HMR Waterfront, DHA Phase 8 Karachi
Experience a new benchmark in water...moreAdded: 2 weeks ago(Updated: 14 hours ago)![]()
hot15VerifiedTitaniumPKR18 CroreEmaar Panorama, DHA Phase 844391 Sq. Yd.Opulent Four (04) Bedroom Residence With Enticing Ocean View Situated On A Higher Floor At Emaar Panorama Spanning On 3521 Square Feet Of Living Space In The Exclusive Proximity Of DHA Phase 8 On Six Months Payment Plan
Perfectly Located: Panorama is str...moreAdded: 3 weeks ago(Updated: 6 days ago)![]()
hot151VerifiedTitaniumPKR4.1 CroreHMR Waterfront, DHA Phase 811114 Sq. Yd.Spacious 1026 Square Feet 1 Bedroom Apartment On Middle Floors In AA Waterfront At HMR Waterfront In The Posh Area Of DHA Phase 8 With 50% Paid And Available On Rare Old Payment Plan For Sale
REDEFINING COASTAL LUXURY LIVING A...moreAdded: 3 weeks ago(Updated: 6 days ago)![]()
![The Epitome Of Luxury A 5 Bedroom triplex Penthouse Apartment With Private Lift And Swimming Pool In Saima Marina Residence At HMR Waterfront Situated In The Prestigious DHA Phase 8 Book With Just 10% And Have A 3 Year Payment Plan]( "The Epitome Of Luxury A 5 Bedroom triplex Penthouse Apartment With Private Lift And Swimming Pool In Saima Marina Residence At HMR Waterfront Situated In The Prestigious DHA Phase 8 Book With Just 10% And Have A 3 Year Payment Plan")
hot14VerifiedTitaniumPKR57.74 CroreHMR Waterfront, DHA Phase 8InstallmentsPKR 1.01 Crore/month551,458 Sq. Yd.The Epitome Of Luxury A 5 Bedroom triplex Penthouse Apartment With Private Lift And Swimming Pool In Saima Marina Residence At HMR Waterfront Situated In The Prestigious DHA Phase 8 Book With Just 10% And Have A 3 Year Payment Plan
The Epitome of Elevated Living: Sai...moreAdded: 3 weeks ago(Updated: 6 days ago)![]()
![Fully Renovated 4 Bedroom 268 Square Yards House On Peaceful Location Of Gulshan-E-Faisal Street 9 Of Bath Island Is Available For Sale]( "Fully Renovated 4 Bedroom 268 Square Yards House On Peaceful Location Of Gulshan-E-Faisal Street 9 Of Bath Island Is Available For Sale")
hot25TitaniumPKR11 CroreBath Island, Karachi44268 Sq. Yd.Fully Renovated 4 Bedroom 268 Square Yards House On Peaceful Location Of Gulshan-E-Faisal Street 9 Of Bath Island Is Available For Sale
Features - Recently renovated -...moreAdded: 3 weeks ago(Updated: 6 days ago)![]()
![Experience Grand Oceanfront Living In This Exclusive 4 Bedroom Apartment In Saima Marina Residence At HMR Waterfront In The Highly Coveted Area Of DHA Phase 8 Book With Just 10% And Have A Convenient Payment Plan]( "Experience Grand Oceanfront Living In This Exclusive 4 Bedroom Apartment In Saima Marina Residence At HMR Waterfront In The Highly Coveted Area Of DHA Phase 8 Book With Just 10% And Have A Convenient Payment Plan")
hot13VerifiedTitaniumPKR10.96 CroreHMR Waterfront, DHA Phase 8InstallmentsPKR 19.17 Lakh/month44277 Sq. Yd.Experience Grand Oceanfront Living In This Exclusive 4 Bedroom Apartment In Saima Marina Residence At HMR Waterfront In The Highly Coveted Area Of DHA Phase 8 Book With Just 10% And Have A Convenient Payment Plan
The Epitome of Elevated Living: Sai...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Indulge in waterfront luxury with this two bedroom 1698 square feet residence in The Tilt by Shayan located at HMR Waterfront in the posh DHA Phase 8 offered on a 4.5 year payment plan with minimal 10% initial booking]( "Indulge in waterfront luxury with this two bedroom 1698 square feet residence in The Tilt by Shayan located at HMR Waterfront in the posh DHA Phase 8 offered on a 4.5 year payment plan with minimal 10% initial booking")
hot5TitaniumPKR7.13 CroreHMR Waterfront, DHA Phase 8InstallmentsPKR 7.26 Lakh/month22189 Sq. Yd.Indulge in waterfront luxury with this two bedroom 1698 square feet residence in The Tilt by Shayan located at HMR Waterfront in the posh DHA Phase 8 offered on a 4.5 year payment plan with minimal 10% initial booking
THE TILT stands as an architectural...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Luxurious Pool Facing 2 Bedroom 1150 Square Feet Apartment in AA Waterfront Situated at HMR Waterfront Located in the Posh Area of DHA Phase 8 is Available on Installment Plan of Prior Price]( "Luxurious Pool Facing 2 Bedroom 1150 Square Feet Apartment in AA Waterfront Situated at HMR Waterfront Located in the Posh Area of DHA Phase 8 is Available on Installment Plan of Prior Price")
hot11TitaniumPKR4.9 CroreHMR Waterfront, DHA Phase 822128 Sq. Yd.Luxurious Pool Facing 2 Bedroom 1150 Square Feet Apartment in AA Waterfront Situated at HMR Waterfront Located in the Posh Area of DHA Phase 8 is Available on Installment Plan of Prior Price
AA Builders and Developers is speci...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Unused 2559 Square Feet Ultra Luxury Penthouse Apartment With A Exquisite West Open View In A Project Known As Rimsha Avenue Situated At Block 13 Gulistan E Jauhar Is Available For Sale]( "Unused 2559 Square Feet Ultra Luxury Penthouse Apartment With A Exquisite West Open View In A Project Known As Rimsha Avenue Situated At Block 13 Gulistan E Jauhar Is Available For Sale")
hot37TitaniumPKR3.35 CroreGulistan-e-Jauhar - Block 13, Gulistan-e-Jauhar33284 Sq. Yd.Unused 2559 Square Feet Ultra Luxury Penthouse Apartment With A Exquisite West Open View In A Project Known As Rimsha Avenue Situated At Block 13 Gulistan E Jauhar Is Available For Sale
Features - Excellent cross air ven...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Elevate Your Living Experience At Emaar Park Edge Situated At Most Sought-After Location Of DHA Phase 8 Where A Premier Four-Year Payment Plan Offers An Opportunity To Own A Residence In Karachis Utmost Coveted Address]( "Elevate Your Living Experience At Emaar Park Edge Situated At Most Sought-After Location Of DHA Phase 8 Where A Premier Four-Year Payment Plan Offers An Opportunity To Own A Residence In Karachis Utmost Coveted Address")
hot141VerifiedTitaniumPKR8.7 CroreEmaar Crescent Bay, DHA Phase 8InstallmentsPKR 16.31 Lakh/month23178 Sq. Yd.Elevate Your Living Experience At Emaar Park Edge Situated At Most Sought-After Location Of DHA Phase 8 Where A Premier Four-Year Payment Plan Offers An Opportunity To Own A Residence In Karachis Utmost Coveted Address
EMAAR OCEANFRONT Located along the...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Embrace The Sophistication Of A Spacious 4 Bedroom Apartment In Emaar Park Edge Located In The Prestigious DHA Phase 8 Secure Your Exquisite Residence With An 4 Year Payment Plan]( "Embrace The Sophistication Of A Spacious 4 Bedroom Apartment In Emaar Park Edge Located In The Prestigious DHA Phase 8 Secure Your Exquisite Residence With An 4 Year Payment Plan")
hot15VerifiedTitaniumPKR19 CroreEmaar Crescent Bay, DHA Phase 8InstallmentsPKR 35.63 Lakh/month45348 Sq. Yd.Embrace The Sophistication Of A Spacious 4 Bedroom Apartment In Emaar Park Edge Located In The Prestigious DHA Phase 8 Secure Your Exquisite Residence With An 4 Year Payment Plan
EMAAR OCEANFRONT Located along the...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Luxury Meets Comfort With This Two Bedroom Apartment In Saima Marina Residence At HMR Waterfront Located In The Sought-After Area Of DHA Phase 8 Book In Just 10% With A 3 Years Payment Plan]( "Luxury Meets Comfort With This Two Bedroom Apartment In Saima Marina Residence At HMR Waterfront Located In The Sought-After Area Of DHA Phase 8 Book In Just 10% With A 3 Years Payment Plan")
7TitaniumPKR6.58 CroreHMR Waterfront, DHA Phase 8InstallmentsPKR 11.52 Lakh/month22152 Sq. Yd.Luxury Meets Comfort With This Two Bedroom Apartment In Saima Marina Residence At HMR Waterfront Located In The Sought-After Area Of DHA Phase 8 Book In Just 10% With A 3 Years Payment Plan
The Epitome of Elevated Living: Sai...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Indulge In Luxury With This West Open 4 Bedroom With Study 4500 Square Feet Duplex Apartment In Gold Crest At HMR Waterfront Offering Stunning Views And Modern Elegance In DHA Phase 8 Available In Just 10% Down Payment With A Four Year Payment Plan]( "Indulge In Luxury With This West Open 4 Bedroom With Study 4500 Square Feet Duplex Apartment In Gold Crest At HMR Waterfront Offering Stunning Views And Modern Elegance In DHA Phase 8 Available In Just 10% Down Payment With A Four Year Payment Plan")
14TitaniumPKR19 CroreHMR Waterfront, DHA Phase 8InstallmentsPKR 35.63 Lakh/month44500 Sq. Yd.Indulge In Luxury With This West Open 4 Bedroom With Study 4500 Square Feet Duplex Apartment In Gold Crest At HMR Waterfront Offering Stunning Views And Modern Elegance In DHA Phase 8 Available In Just 10% Down Payment With A Four Year Payment Plan
GoldCrest Bay Sands: The Pinnacle o...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Luxury Meets Comfort With This Two Bedroom Apartment In Saima Marina Residence At HMR Waterfront Located In The Sought-After Area Of DHA Phase 8 With A 4 Years Payment Plan And Book With Just 10% Down Payment]( "Luxury Meets Comfort With This Two Bedroom Apartment In Saima Marina Residence At HMR Waterfront Located In The Sought-After Area Of DHA Phase 8 With A 4 Years Payment Plan And Book With Just 10% Down Payment")
12VerifiedTitaniumPKR4.78 CroreHMR Waterfront, DHA Phase 8InstallmentsPKR 9.56 Lakh/month22121 Sq. Yd.Luxury Meets Comfort With This Two Bedroom Apartment In Saima Marina Residence At HMR Waterfront Located In The Sought-After Area Of DHA Phase 8 With A 4 Years Payment Plan And Book With Just 10% Down Payment
The Epitome of Elevated Living: Sa...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Renovated 2300 Square Feet 3 Bedroom Luxury Apartment In A Project Known As Oyster Tower Adjacent To Karachi United Stadium Located At Clifton Block 1 Is Available For Sale]( "Renovated 2300 Square Feet 3 Bedroom Luxury Apartment In A Project Known As Oyster Tower Adjacent To Karachi United Stadium Located At Clifton Block 1 Is Available For Sale")
36TitaniumPKR2.6 CroreClifton - Block 1, Clifton33256 Sq. Yd.Renovated 2300 Square Feet 3 Bedroom Luxury Apartment In A Project Known As Oyster Tower Adjacent To Karachi United Stadium Located At Clifton Block 1 Is Available For Sale
Features - Excellent cross air ven...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Full Paid Investor Deal Of Near To Possession Luxurious 3 Bedroom Apartment On Higher Floor Spanning 2611 Square Feet Is Now Available For Sale In Tower C Of Dolmen Grove Residency Offering Sophisticated Living With Bank Loan Facility]( "Full Paid Investor Deal Of Near To Possession Luxurious 3 Bedroom Apartment On Higher Floor Spanning 2611 Square Feet Is Now Available For Sale In Tower C Of Dolmen Grove Residency Offering Sophisticated Living With Bank Loan Facility")
10TitaniumPKR7.75 CroreGrove Residency, Qayyumabad33290 Sq. Yd.Full Paid Investor Deal Of Near To Possession Luxurious 3 Bedroom Apartment On Higher Floor Spanning 2611 Square Feet Is Now Available For Sale In Tower C Of Dolmen Grove Residency Offering Sophisticated Living With Bank Loan Facility
PROJECT OVERVIEW Grove Residency i...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Ultra Luxury 2200 Square Feet 3 Bedroom Apartment In A Maintained Project Known As Bait Ul Hina Situated At Block 18 Gulistan E Johar Is Available For Sale]( "Ultra Luxury 2200 Square Feet 3 Bedroom Apartment In A Maintained Project Known As Bait Ul Hina Situated At Block 18 Gulistan E Johar Is Available For Sale")
28TitaniumPKR1.35 CroreGulistan-e-Jauhar - Block 18, Gulistan-e-Jauhar33244 Sq. Yd.Ultra Luxury 2200 Square Feet 3 Bedroom Apartment In A Maintained Project Known As Bait Ul Hina Situated At Block 18 Gulistan E Johar Is Available For Sale
- Excellent cross air ventilation a...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Already Rented 1100 Square Feet 3 Bedroom Corner West Open Apartment At Lane 13 Of DHA Phase 2 Extension Is Available For Sale]( "Already Rented 1100 Square Feet 3 Bedroom Corner West Open Apartment At Lane 13 Of DHA Phase 2 Extension Is Available For Sale")
11TitaniumPKR1.3 CroreDHA Phase 2 Extension, DHA Defence33122 Sq. Yd.Already Rented 1100 Square Feet 3 Bedroom Corner West Open Apartment At Lane 13 Of DHA Phase 2 Extension Is Available For Sale
Feature - Corner apartment - West...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Discover Premier Seafront Living With This One Bedroom Apartment At Saima Marina Residence At HMR Waterfront Located In The Heart Of DHA Phase 8]( "Discover Premier Seafront Living With This One Bedroom Apartment At Saima Marina Residence At HMR Waterfront Located In The Heart Of DHA Phase 8")
6TitaniumPKR5.22 CroreHMR Waterfront, DHA Phase 8InstallmentsPKR 9.13 Lakh/month11121 Sq. Yd.Discover Premier Seafront Living With This One Bedroom Apartment At Saima Marina Residence At HMR Waterfront Located In The Heart Of DHA Phase 8
The Epitome of Elevated Living: Sai...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Step Into Exceptional Elegance With A Beautifully Designed 4 Bedroom Apartment With Private Swimming Pool In H&S Residence At HMR Waterfront Located In The Sought-After DHA Phase 8 In Just 10% Down Payment With A 5 Year Payment Plan]( "Step Into Exceptional Elegance With A Beautifully Designed 4 Bedroom Apartment With Private Swimming Pool In H&S Residence At HMR Waterfront Located In The Sought-After DHA Phase 8 In Just 10% Down Payment With A 5 Year Payment Plan")
8TitaniumPKR14.8 CroreHMR Waterfront, DHA Phase 8InstallmentsPKR 22.2 Lakh/month44298 Sq. Yd.Step Into Exceptional Elegance With A Beautifully Designed 4 Bedroom Apartment With Private Swimming Pool In H&S Residence At HMR Waterfront Located In The Sought-After DHA Phase 8 In Just 10% Down Payment With A 5 Year Payment Plan
Welcome to H&S Residence, a coastal...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Gold-Crest Bay Sands Is An Exceptional Development At HMR Water Front Offering Unparalleled Luxury Living In The Esteemed DHA Phase 8 With The Convenience Of 10% Down Payment And A 4 Year Payment Plan]( "Gold-Crest Bay Sands Is An Exceptional Development At HMR Water Front Offering Unparalleled Luxury Living In The Esteemed DHA Phase 8 With The Convenience Of 10% Down Payment And A 4 Year Payment Plan")
10TitaniumPKR8.1 CroreHMR Waterfront, DHA Phase 8InstallmentsPKR 15.19 Lakh/month22227 Sq. Yd.Gold-Crest Bay Sands Is An Exceptional Development At HMR Water Front Offering Unparalleled Luxury Living In The Esteemed DHA Phase 8 With The Convenience Of 10% Down Payment And A 4 Year Payment Plan
GoldCrest Bay Sands: The Pinnacle o...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![GoldCrest Bay Sands Is An Exceptional Development At HMR Water Front Offering Unparalleled Luxury Living In The Esteemed DHA Phase 8 With The Convenience Of Only 10% Down Payment And A 4-Year Payment Plan]( "GoldCrest Bay Sands Is An Exceptional Development At HMR Water Front Offering Unparalleled Luxury Living In The Esteemed DHA Phase 8 With The Convenience Of Only 10% Down Payment And A 4-Year Payment Plan")
231TitaniumPKR5.6 CroreHMR Waterfront, DHA Phase 8InstallmentsPKR 10.5 Lakh/month22158 Sq. Yd.GoldCrest Bay Sands Is An Exceptional Development At HMR Water Front Offering Unparalleled Luxury Living In The Esteemed DHA Phase 8 With The Convenience Of Only 10% Down Payment And A 4-Year Payment Plan
GoldCrest Bay Sands: The Pinnacle o...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![Indulge In Unparalleled Luxury With A Duplex Townhouse In Gold Crest Bay Sands In HMR Waterfront Nestled In The Elite DHA Phase 8 With A 4-Year Payment Plan And Just 10% Down Payment]( "Indulge In Unparalleled Luxury With A Duplex Townhouse In Gold Crest Bay Sands In HMR Waterfront Nestled In The Elite DHA Phase 8 With A 4-Year Payment Plan And Just 10% Down Payment")
26TitaniumPKR20 CroreHMR Waterfront, DHA Phase 8InstallmentsPKR 37.5 Lakh/month44556 Sq. Yd.Indulge In Unparalleled Luxury With A Duplex Townhouse In Gold Crest Bay Sands In HMR Waterfront Nestled In The Elite DHA Phase 8 With A 4-Year Payment Plan And Just 10% Down Payment
GoldCrest Bay Sands: The Pinnacle o...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
![2263 Square Feet Flat Available For Sale In HMR Waterfront If You Hurry]( "2263 Square Feet Flat Available For Sale In HMR Waterfront If You Hurry")
7TitaniumPKR10.86 CroreHMR Waterfront, DHA Phase 8InstallmentsPKR 19.01 Lakh/month33251 Sq. Yd.2263 Square Feet Flat Available For Sale In HMR Waterfront If You Hurry
The Epitome of Elevated Living: Sai...moreAdded: 3 weeks ago(Updated: 1 week ago)![]()
Reserve
![COM_1_-_4C_Presentation_dwgs[1]_Page_19.](https://media.zameen.com/thumbnails/291348765-400x300.webp "COM_1_-_4C_Presentation_dwgs[1]_Page_19.")
Find out more about Karachi
Karachi
Explore local trends and highlights, learn about a locality, and discover more!
Learn More
Be the first to hear about new properties
Popular searches
Afnan Duplex Homes for Sale in KarachiFlat for Sale in Karachi 10 LacOld Houses For Sale in KarachiFurnished Lower Portions For Sale in KarachiFurnished Upper Portions For Sale in KarachiFlat for Sale in Karachi 20 LacHouses for Sale in Karachi 30 LacIndependent Lower Portions For Sale in KarachiIndependent Upper Portions For Sale in KarachiLow Price Flats For Sale in Karachi200 Yards Houses for Sale in KarachiFlat for Sale in Karachi 25 LacFurnished Houses For Sale in KarachiNew Flats For Sale in Karachi300 Yards Houses for Sale in KarachiFlat for Sale in Karachi 5 LacBasement Houses For Sale in KarachiFlat for Sale in Karachi 15 Lac400 Yards Houses for Sale in KarachiFurnished Flats For Sale in KarachiLuxury Houses For Sale in KarachiLuxury Flats For Sale in KarachiHouses for Sale in Karachi 35 Lac240 Yards Houses for Sale in KarachiCorner Houses For Sale in KarachiSwimming Pool Houses For Sale in KarachiHouses for Sale in Karachi 40 Lac100 Yards Houses for Sale in Karachi500 Yards Houses for Sale in Karachi250 Yards Houses for Sale in Karachi