[Model Number] 903 ST II A
[Country of Origin] Germany
[ Manufacturer] Sinn
[Series] 900
[Movement Type] Self-winding (Automatic)
[Dial Color] Anthracite
[Crystal] Sapphire crystal
[Water Resistance] 200 meters (20 atm)
[Case Material] Stainless Steel
[Case Dimensions] Diameter 41 mm, Thickness 14.5 mm, Weight 179.5 g
[Finish] Hairline Finish
[Bracelet Type] Metal Bracelet
[Bracelet Material] Stainless Steel(ss)
【Movement】　La Joux-Perret LJP L110
【Case Size】　Gent’s size (Men’s)
【Other Features】　Chronograph, screw-lock crown, date display, decompression resistance, inner rotating bezel (with slide rule), small seconds, see-through case back,
●Anti-magnetic performance: 4,800 A/m; approximately 60-hour power reserve; hybrid ceramic with high-concentration luminescent paint glows not only on the front but also on the sides in the dark, ensuring extremely high visibility.