Cartier Tank Must Watch - 41 mm x 31 mm Steel Case - Silvered Dial - Interchangeable Black Grained Calfskin Strap - WSTA0040 26mm opaline-silvery dial with polished domed

opaline-silvery dial with polished domed Roman numerals and indexes

blue leather strap with rubber lining

silver dial set with a unique butterfly pattern achieved using a ramolayage pounced ornament technique

blue calfskin leather strap

Water resistant to 50 m

Cartier Tank Must Watch - 41 mm x 31 mm Steel Case - Silvered Dial - Interchangeable Black Grained Calfskin Strap - WSTA0040 26mm opaline-silvery dial with polished domed41 mm x 31 mm steel case, beaded crown set with a synthetic cabochon shaped spinel, silvered flinque dial, caliber 1847 MC automatic movement, interchangeable black grained calfskin strap, interchangeable steel deployant buckle. Water resistant to 3 bar (approx 30 meters 100 feet).