Brand: Cartier 
Style Number: W20121U2
Series: Santos 100
Style: Mens
Case: Stainless Steel
Dial Color: White
Watch Bracelet / Strap: Black Rubber
Watch Clasp: Tang Buckle
Movement: Automatic
Engine: Self Winding Automatic Calibre 049 Movement
Functions: Hours, Minutes, Seconds
Crystal: Sapphire - Anti Reflective
Length: 38.0 mm
Case Width: 38.0 mm
Case Thickness: 11.0 mm
Caseback: Stainless Steel, engraved
Bezel Material: Rubber, secured with 8 steel screws
Bezel Function: Fixed
Water Resistance: 100m / 330ft (suitable for swimming and shallow snorkeling; may be unsuitable for diving)
Crown: Octagonal Crown Set With A Faceted Blue Gemstone
Watch Bracelet Length: 7.5 inches
Watch Bracelet Width: 17.75 - 20.0 mm
Additional Info: Case size is 51 x 28mm including lugs. Secret Cartier Signature at 7.