Longines
L37824966 HydroConquest
Round
Scratch-resistant sapphire crystal, with several layers of anti-reflective coating on both sides
Screw-down case back
Stainless Steel and Ceramic Bezel
Ceramic
43mm
21mm
300m
Sunray blue
Applied Arabic numerals and indexes
Silvered polished hands
Date indicated at 3 o'clock
72 hours
Automatic
L888
Self winding mechanical movement beating at 25'200 vibrations per hour and providing 64 hours of power reserve
Hours, minutes, seconds and date
Stainless steel
Silver
with double safety folding clasp and push-piece opening mechanism