Tank Solo watch, large model, quartz movement. Steel case, beaded crown set with a synthetic cabochon-shaped spinel, silvered light opaline dial, Roman numerals, blued-steel sword-shaped hands, sapphire crystal, black grained calfskin interchangeable strap, steel double adjustable folding buckle. Case dimensions: 34. 8 mm x 27. 4 mm, thickness: 5. 55 mm. Water-resistant to 3 bar (approx. 30 metres/100 feet).The modest, modern design of the Tank Solo watch made it a classic from the moment it first appeared in the Tank collection. The Tank Solo honours the unique aesthetic that lies behind the collection's success while reworking the model with a number of variations. Explore the full Cartier range here.