Cartier Tortue

Cartier: A Rare Lady’s Art Deco Platinum and 18 Carat Gold Diamond Set Wristwatch, signed Cartier, model: Tortue, circa 1930, lever movement, split bimetallic balance, white dial with Arabic numerals and signed, tonneau shaped case with diamond set bezel and lugs, 18 carat yellow gold back cover number 4692 , back cover secured by four screws to the sides, inside back cover numbered 8174 4692, diamond set winding crown, light grey coloured grosgrain ribbon strap with the original 18 carat gold and platinum diamond set deployant clasp numbered 163 , with Cartier box 22mm by 29mm