Unisex Cartier Chronoscaph 21 in stainless steel on a white rubber strap. Quartz w/ subseconds and date. Ref W10184U2. Fine Pre-owned Cartier Watch. Certified preowned Cartier Chronoscaph 21 W10184U2 watch is made out of Stainless steel on a Rubber Strap band with a Stainless Steel Deploy buckle. This Cartier watch has a 38 mm case with a Round caseback and White Stick dial. Circa: 2000s . It is Gray and Sons Certified Authentic and comes backed by our 12-month warranty. Each watch is inspected by our certified in-house Swiss-trained watchmakers before shipment including final servicing, cleaning, and polishing. If you have inquiries about this Cartier Chronoscaph 21 watch please call us toll free at 800-705-1112 and be sure to reference W516711.