Tank Louis Cartier watch cartier which uses the Caliber 9SA5

which uses the Caliber 9SA5 as its base

paired with a blued steel seconds hand that moves smoothly across the dial

With the new Master Control Calendar

8 mm and a lug-to-lug length of 51

To achieve this gradation (from light-blue to midnight blue)

Tank Louis Cartier watch cartier which uses the Caliber 9SA5Tank Louis Cartier watch, large model, Manufacture mechanical movement with manual winding. Case in rose gold 750 1000, beaded crown set with a sapphire cabochon, gray dial, golden finish steel sword shaped hands, mineral crystal, semi matt gray alligator leather strap, ardillon buckle in rose gold 750 1000. Case dimensions: 1. 32 x 1. Thickness: 0. 25. Water resistant up to 3 bar (approx. 30 meters 100 feet).