Longines HYDROCONQUEST MESH
Ref. L3.781.3.56.7 · Diver
$2,350Stock unknown
Case
- Diameter
- 41mm
- Thickness
- 11.9mm
- Lug-to-lug
- 51.1mm
- Lug width
- 21mm
- Material
- Stainless Steel
- Water resistance
- 300m
Crystal & dial
- Crystal
- Sapphire
- Dial colour
- Black
Movement
- Caliber
- Longines L888
- Type
- Automatic
- Power reserve
- 72h
Design language
- Case shape
- round
- Dial style
- matte
- Bezel
- rotating
- Bracelet
- lug-attached
- Hands
- baton
AI-detected from the product image
HydroConquest collection · 15 watches
2 more in this collection
2 colorways
The market
Market prices.
Retail$2,350
eBay listings
- Longines HydroConquest 41mm Steel Two-Tone Black Dial Mens WatchL 3.781.3.56.7New without box or papers · US$1,494
- Longines HydroConquest Men's Black Watch - L3.781.3.56.7New with box and papers · US$1,570
- Longines Wristwatch L3.781.3.56.7 41mm Stainless Steel / Ceramic Black #UW3169Pre-owned - Good · JP$1,701
Lowest displayed prices first.
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Retail stock & market context
Longines on the secondhand market
+8.5%
2026 so far · +3.2% to +16.0% · 44 matched watches
In line with the index
Divers as a group: +6.4% · 303 matched watches
Year-by-year readings →The connection engine
More like this.
The community take
Owners talk.
Owners widely praise the Longines HYDROCONQUEST MESH for its eye-catching dial colors and impressive fit and finish at its price point, with some noting a well-regulated movement losing around 2 seconds per day and others seeing accuracy within COSC specifications. The tapered mesh bracelet is described as a clever execution with emphasized adjustability, offering a neat feature for wrist swelling. However, some owners criticize the bracelet's clasp for lacking on-the-fly micro-adjustments and the potential for pinching, while winding the screw-down crown is considered inconvenient by some. The lume is a point of contention, with one owner finding it disappointing and fading quickly, while another reports it as strong and long-lasting. Overall, owners rate the Longines HYDROCONQUEST MESH highly for its competitive pricing and versatile, modern retro aesthetic.
Open the discussion
On real wrists
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The paper trail
Cross-shops
Popular comparisons.
The matchups people make with the Longines HYDROCONQUEST MESH most: open one to see it side by side.
The discussion