Cartier à Paris, "Tortue", Case No. 960670142, Cal. 21, 22 x 30 mm, circa 2002

A lady's very fine wristwatch
Case: 18k gold, screwed on back, crown with sapphire cabochon. Dial: silvered, radial Roman numerals, blued hands. Movm.: bridge movement, rhodium-plated, "fausses côtes" decoration, 17 jewels, Glucydur balance, shock protection for balance and escape wheel.