Longines Conquest Conquest Quartz 34 Stainless Steel / Black
Reference L3.377.4.57.6
About this watch
The Longines Conquest Quartz 34 is a luxury timepiece that embodies elegance, precision, and durability. With its sleek black dial and sturdy stainless steel case, this watch is designed to catch the eye while providing reliable performance. The gem-set indexes add a touch of sophistication, while the stick hands offer clarity and simplicity. Protected by a sapphire crystal, this watch maintains its pristine look even after years of wear. At the heart of the Conquest Quartz 34 is the Longines caliber L156, a quartz movement that ensures perfect timekeeping with a precision that meets Swiss watchmaking standards. This watch shines in its versatility, seamlessly transitioning from a day at the office to a night out. Its elegant design and durable build make it an ideal companion for any occasion.
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Key Features
- Quartz movement
- Sapphire crystal
- 300m water resistance
- Gem-set indexes
- Stainless steel case
- 36mm diameter
- Accurate timekeeping
Specifications
- Brand
- Longines
- Family
- Conquest
- Model
- Conquest Quartz 34 Stainless Steel / Black
- Reference
- L3.377.4.57.6
- Movement
- l156
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Case
- Stainless Steel 36mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 300
Current Listings
![[WTS] Longines HydroConquest 39 mm Black (Ref. L3.780.4.56.6) – Full Kit](https://preview.redd.it/rw6bzl6jmlye1.jpg?width=640&crop=smart&auto=webp&s=267f992be5000cc1e1442678f10e5954fa0fcf58)
Longines HydroConquest 39 mm Black (Ref. L3.780.4.56.6) – Full Kit
The Longines HydroConquest 39 mm Black is a stainless steel automatic watch with a black sunray dial, applied indices, and date at 3 o'clock. It features a matte black ceramic bezel, sapphire crystal with AR coating, and a 300m water resistance.
- Condition: Very good, with light desk-wear and a few small hairline scratches
- Case Size: 39 mm diameter
- Water Resistance: 300 m depth rating
- Movement: Longines L888 automatic, up to 72 hr power reserve
![[WTS][CA-USA][H] Longines Hydroconquest 41mm Blue | Seiko Prospex “62MAS” SPB423 US Special Edition | Hamilton Murph 42mm | Seiko Speedtimer Panda SSC813 | Orient Dive 43mm [W] $800 | $700 | $625 | $400 | $150 PayPal F&F, venmo, zelle, local cash](https://preview.redd.it/bwe5m2cb4hye1.jpg?width=640&crop=smart&auto=webp&s=4f93fe9d01e86253bde3735747e79b3128fede51)
[CA-USA][H] Longines Hydroconquest 41mm Blue | Seiko Prospex “62MAS” SPB423 US Special Edition | Hamilton Murph 42mm | Seiko Speedtimer Panda SSC813 | Orient Dive 43mm [W] $800 | $700 | $625 | $400 | $150 PayPal F&F, venmo, zelle, local cash
Legendary Hydroconquest auto blue with gray market warranty, purchased last month and comes full kit with stock bracelet.
- Gray market warranty: yes
- Purchase date: last month
- Warranty status: never been worn outside
![[WTS] Longines Conquest Automatic - 41 mm](https://preview.redd.it/3wngj5v0m2ye1.jpg?width=640&crop=smart&auto=webp&s=7b3c1e748bd3fc8f4710c29cdd9a7de49e0adc99)
Longines Conquest Automatic - 41 mm
A Longines Conquest Automatic watch with a clean white dial and a 41mm case size is being sold. It has a water resistance of up to 300 meters.
- Case Size: 41mm diameter
- Water Resistance: 300m depth rating
- Box Papers: No box or papers included
![[WTS] Serviced 1960s Longines Conquest Automatic w/ 35mm Steel Case & “Fish in Kelp” Caseback w/ Extract from the Archives](https://preview.redd.it/p724dns2qzxe1.jpg?width=640&crop=smart&auto=webp&s=2fcb71a39884e1ce147c5814ab6ab45b73f75c62)
Serviced 1960s Longines Conquest Automatic w/ 35mm Steel Case & “Fish in Kelp” Caseback w/ Extract from the Archives
A fully original 1966 Longines Conquest automatic watch with a stainless steel case and unique 'fish in kelp' caseback. The silver dial features a spiral design and has developed patina.
- Condition: Pre-owned, serviced in 2023
- Movement caliber: 291
- Case size: 35mm
- Dial condition: Original, non-refinished silver dial with patina
![[WTS] Longines Hydroconquest 41mm w/ Box *Price Drop*](https://external-preview.redd.it/73Z9dVKIknNRBKNZwlUtQxVnUD5Sy2Fyhcrj7P3Mvv4.jpg?auto=webp&s=8d4ba9726b612e58e3a2bd78bb12f0d1790d1921)
Longines Hydroconquest 41mm w/ Box *Price Drop*
A Longines Hydroconquest watch with a 41mm case size, excluding the crown guards, and a 7 inch wrist bracelet. It comes in its original box.
- Bracelet Size: 7 inch
- Case Diameter: 41mm
![[WTS] Longines Conquest 39mm White Dial – Automatic – Lightly Worn – Full Steel](https://preview.redd.it/l0ffufm157xe1.jpeg?auto=webp&s=9f806ec2e63b917a36e2818bc7e7051f94ccd1b8)
Longines Conquest 39mm White Dial – Automatic – Lightly Worn – Full Steel
This is a Longines Conquest watch with a white dial, measuring 39mm in diameter. It features an automatic movement and a full steel case.
- Condition: lightly worn

Longines HydroConquest, L3.781.4.06.9, Steel Diver, Olive, Excellent Condition.
This Longines HydroConquest is a steel diver's watch with an olive green matte dial and a unidirectional rotating ceramic bezel. The stainless steel case measures 41mm in diameter and has a water resistance of up to 300 meters.
- Condition: Excellent Condition
- Case Diameter: 41mm
- Thickness: 11.9mm
- Bezel Type: Unidirectional rotating Green Ceramic