Almost every high-end watch brand is getting involved with the prestigious Only Watch 2011, a biennial charity auction of unique watches created by renowned watch brands in Switzerland, to be held on September 23. Aside from all the major watch brands even famous personalities are putting up their contributions. Chanel is jumping cart as well with its J12 Diver. It is a stunning piece of mechanism with a case in sand-blasted black ceramic and 18 carats rose gold. It also features a sapphire crystal and is water-resistant to 300 meters. The watch boasts a Swiss automatic movement with a power reserve of 42 hours.