Longines Conquest Conquest Chronograph
Reference L3.678.4.56.6
About this watch
The Longines Conquest Chronograph is a masterpiece of luxury watchmaking, combining elegance with precision. Its sleek design, adorned with stick and dot indexes, provides a clean, modern look. The chronograph sub-dials are strategically placed for functionality without overwhelming the design, striking a perfect balance between style and utility. At its core lies the Longines caliber L667, an automatic movement based on the renowned ETA 7750, boasting 25 jewels and a power reserve of 42 hours. This marvel of engineering ensures precision timekeeping and reliability, making it suitable for both casual wear and formal occasions. The watch's durable materials and water resistance rating of 50 meters make it perfect for everyday use, while its comfortable fit and secure stainless steel bracelet ensure an all-day wear experience.
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Key Features
- Longines caliber L667 (ETA 7750 base)
- Sapphire crystal glass
- Stainless Steel case material
- Water Resistance: 50.00 m
Specifications
- Brand
- Longines
- Family
- Conquest
- Model
- Conquest Chronograph
- Reference
- L3.678.4.56.6
- Movement
- l667
- Movement Features
-
- Hours, Minutes, Small Seconds
- Date
- Chronograph
- Case
- Stainless Steel 41mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 50
Current Listings
![[WTS] Longines HydroConquest 42mm | 2026 Gen | Green Ceramic | Green Lacquered Dial | Ref. L3.788.4.06.6 | Never Sized, Never Worn | Full Kit | Warranty Card 5/8/26](https://preview.redd.it/vtb6vc2eki1h1.jpg?width=640&crop=smart&auto=webp&s=ecf33b0d47c8fa5982fd26fddc1205cdc129cf67)
Longines HydroConquest 42mm | 2026 Gen | Green Ceramic | Green Lacquered Dial | Ref. L3.788.4.06.6 | Never Sized, Never Worn | Full Kit | Warranty Card 5/8/26
This is the first real redesign the HydroConquest has seen in nearly a decade with thinner case and upgraded ceramic bezel with audible click.
- Condition: Never sized, never worn
- Movement: Calibre L888.5, automatic, silicon balance spring, 72hr power reserve
- Water resistance: 300m / 30 bar
- Box papers: Full double-box set with instruction manual and tags present
![[WTS] Longines Conquest L3.835.4.72.6](https://preview.redd.it/9zttowqthc1h1.jpg?width=640&crop=smart&auto=webp&s=be29f1101bde6b728a0318405b53292e7895a3bf)
Longines Conquest L3.835.4.72.6
This Longines Conquest features a panda dial and is available for sale in excellent condition, with almost no signs of wear.
- Condition: Excellent condition
- Payment Methods: Crypto, other methods accepted (fee applies)
- Location: Southwest FL
- Trades Accepted: Tudor, Cartier, Rolex, Omega, Breitling, AP
![[WTS] Longines Hydroconquest 41mm Black dial](https://preview.redd.it/r9zms2m3dc1h1.jpg?width=640&crop=smart&auto=webp&s=fb0ee84491b408eecf29c00533dbf94361e7658e)
Longines Hydroconquest 41mm Black dial
A Longines Hydroconquest 41mm with a black dial is being sold. The watch features an original box and bracelet, as well as two additional straps.
- Condition: Very good condition, a few scuffs on the sapphire but no scratches
- Case size: 41mm
- Bracelets: 2
- Straps: 2
![[WTS] Longines Hydroconquest 39mm L3.779.4.96.6](https://preview.redd.it/zub5je7bs71h1.jpg?width=640&crop=smart&auto=webp&s=c13e2690b5c678b496a1014ea9a0e708206ff81c)
Longines Hydroconquest 39mm L3.779.4.96.6
A Longines Hydroconquest 39mm with a frosted blue dial, this watch features a unique and stylish design.
- Condition: Like new
- Size: 39mm diameter
![[WTS] Longines Hydroconquest 39mm](https://preview.redd.it/j0qiwnh0r71h1.jpeg?auto=webp&s=149e7e806f9c75a04bd76edd823cd16d02223f52)
Longines Hydroconquest 39mm
A Longines Hydroconquest diver's watch in excellent condition, featuring a 2026 movement and virtually no signs of wear.
- Condition: 9.6/10 - extremely clean example
- Movement: 2026
- Case condition: virtually no signs of wear
- Box included: true
![[WTS] Longines Conquest Chronograph 42mm – Blue Ceramic Bezel – Ref. L3.835.4.98 – Full Kit - repost](https://preview.redd.it/11qf4syw871h1.jpg?width=640&crop=smart&auto=webp&s=af11e4111e03069399e7cbc71748ac79cc6bbedc)
Longines Conquest Chronograph 42mm – Blue Ceramic Bezel – Ref. L3.835.4.98 – Full Kit - repost
This Longines Conquest Chronograph features a 42mm case size and blue ceramic bezel, making it a stylish and functional timepiece.
- Condition: Excellent
- Case Size: 42mm
![[WTS] Longines Hydroconquest 39mm Limited Edition Commonwealth Games Mint](https://preview.redd.it/nl26c159pr0h1.jpg?width=640&crop=smart&auto=webp&s=39aff2e3e4e52101bb87e437d2067e0379d65704)
Longines Hydroconquest 39mm Limited Edition Commonwealth Games Mint
A limited edition Longines Hydroconquest, purchased just a week ago and still under warranty.
- Condition: Mint
- Case Size: 39mm
- Limited Edition Quantity: 2026 pieces
- Warranty Length: five years
![[WTS] Longines HydroConquest 39mm Automatic Black Ceramic Bezel + Bracelet + WOE NATO - $750](https://preview.redd.it/p69ddyorlr0h1.jpg?width=640&crop=smart&auto=webp&s=f7815d2daaf928def1c1cbf186377f9a75330779)
Longines HydroConquest 39mm Automatic Black Ceramic Bezel + Bracelet + WOE NATO - $750
This Longines HydroConquest is an excellent daily-wear diver with great proportions and comfortable sizing, featuring a black dial and ceramic bezel. The watch is running well and keeping great time.
- Condition: Excellent daily-wear, shows wear from use on the bracelet
- Case Size: 39mm diameter
- Bracelet Type: black ceramic bezel + bracelet + WOE NATO
![[WTS] Longines Conquest L3.720.4.02 — 38mm — Box and Papers — $1,499 Shipped 🔥](https://preview.redd.it/cim56ren1m0h1.jpg?width=640&crop=smart&auto=webp&s=6a384da8183715bffcf6d49ec30bb6cf98b490fe)
Longines Conquest L3.720.4.02 — 38mm — Box and Papers — $1,499 Shipped 🔥
A clean and versatile Longines Conquest in the desirable 38mm case size with excellent everyday sports watch features and strong wrist presence.
- Condition: Good overall, light hairlines on bezel, case, and bracelet
- Case Size: 38mm
- Wrist Fit: ~8"