Mechanical movement with automatic winding, frequency of 25,200 semi-oscillations per hour, power reserve of approximately 72 hours, with balance spring made of monocrystalline silicon.
Strap
Stainless steel
Clasp
Folding clasp
Waterproof
30 bar
Case back
Screw-down case back
Functions
Date, Hour, minute, second
Each watch is shipped with a complete and full set of accessories
and includes the original Longines manufacturer's warranty documents.
You want to know more about this product or you have questions?
Longines HydroConquest Automatic 39mm Frost Blue Black Milanese Bracelet Diver's Watch Men's Watch L3.779.4.99.6
This Longines HydroConquest Automatic 39mm men's watch features a light blue dial – dubbed "Frost Blue" – a black ceramic bezel, and a stainless steel Milanese mesh bracelet. This sporty Longines diver's watch from 2026 boasts a modern Swiss automatic movement with a magnet-resistant silicon balance spring and a 72-hour power reserve.
The watch is supplied with the original manufacturer's warranty card, which has been duly completed or activated. The guarantee can be claimed worldwide from any licensee of the corresponding brand.
✓ 100% genuine watches with all papers included in the delivery.
✓ Every package is fully insured by Watchdeal.
✓ Free strap adjustment with every order upon request.
✓ Secure payment methods and the highest security standards for data processing.
✓ Watchdeal respects your privacy. You will never receive unwanted mail,
emails, or calls for advertising purposes from us.
✓ More than 30 years of experience in selling and shipping luxury watches via the Internet.
Watchdeal was one of the first German online shops in this field.
✓ Top reviews from other customers guarantee quality