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Brand
Longines
Series
Longines Legend Diver
Gender
Men's
Sku:
L3.764.4.50.6/L37644506
Origin
Swiss Made
Case Material
Stainless Steel (brushed and polished)
Case Size
39mm
Case Back
See-Through Exhibition
Case Thickness
12.7mm
Case Specificities
Two screw-in crowns
Crystal
Sapphire (anti-reflective coating both sides)
Bezel
Internal rotating diving flange
Dial Color
Black Lacquered
Dial Type
Analog
Dial Markers
Elongated indexes + raised luminescent Arabic numerals (Super-LumiNova)
Hands
Rhodium-plated polished arrow hands (Super-LumiNova)
Movement
Automatic (Caliber L888.6)
Movement Type
Automatic
Power Reserve
72 hours
Bracelet Material
Stainless Steel Bracelet
Clasp
Double safety folding clasp with diving extension
Water Resistance
300 meters (Diver's certified)
The Longines Heritage Legend Diver Black Dial Auto 39mm Men's Watch L37644506 is a vintage-inspired reissue from Longines' Heritage collection, in a 39mm stainless steel case. A black lacquered polished dial paired with Longines' Swiss automatic movement makes this an authentic, brand-new piece in our INCMAXX collection. Longines' Heritage line revives iconic designs from the brand's archives, faithfully recreating cases, dials and proportions while updating with modern Swiss automatic movements and materials.
| Reference / SKU | L37644506 | ![]() |
| Case | 39mm × 12.7mm, stainless steel (brushed and polished), internal rotating diving flange | |
| Dial | Black Lacquered, with elongated indexes + raised luminescent arabic numerals (super-luminova) | |
| Movement | Longines Automatic (Caliber L888.6), 25200 vph, 72 hours power reserve | |
| Bracelet / Strap | Stainless Steel Bracelet | |
| Water resistance | 300 meters (Diver's certified) |
Authentic Longines, brand-new with original box and papers. Free US shipping, 2-year INCMAXX warranty, 30-day returns. Browse more Longines watches at INCMAXX.
What makes the Heritage collection special? The Heritage collection is Longines' vintage reissue program, drawing on the brand's 190-year archive to recreate iconic 20th-century watches. Each model is a faithful reissue, not a 'reinterpretation'.
What movement is inside? A Longines Swiss automatic movement — self-winding, mechanical, and built for daily-wear precision. No battery required as long as you wear it regularly.
Does the 39mm size wear well day-to-day? Yes — at 39mm this is a comfortable everyday size, suitable for most wrist sizes and easy to wear with formal or casual attire.
What comes with the watch when I buy from INCMAXX? Your watch ships in the original Longines box with the appropriate documentation, plus INCMAXX's 2-year authenticity-backed warranty, secure insured shipping and our 30-day return policy. Every piece is inspected by our team before it leaves our facility so it arrives ready to wear.
Delicately Designed