[Model Number] U18
[Country of Origin] Germany
[ Manufacturer] Sinn
[Series] U Series
[Movement Type] Self-winding (Automatic)
[Dial Color] Metallic Blue-Green (Bubbles)
[Crystal] Sapphire Crystal
[Water Resistance] 2,000 meters (200 atmospheres)
[Case Material] U-boat steel from a decommissioned U18 submarine
[Case Dimensions] Diameter 44 mm, Thickness 15.5 mm, Weight 234.7 g
[Finish] Pearl finish
[Bracelet Type] Metal bracelet
[Bracelet Material] Stainless steel (SS)
[Movement] SW300-1
[Case Size] Gent Size (Men’s)
[Other Features] Date display, screw-lock crown, anti-magnetic performance: 4,800 A/m (compliant with DIN 8309)... Unidirectional rotating bezel with special bonding method (PVD coating + Tegiment coating)... Certified by DNV (formerly Germanischer Lloyd)...
●A robust diver’s watch made from U-boat metal (submarine steel)