Chanel J12 Black Gem-Set Steel (H3109). Automatic movement with 42 hour power reserve and central seconds hand. Black dial with four rhodium-plated numerals and 8 diamond as hour markers (0.06ct), 38mm black ceramic and steel case with 54 diamonds set bezel (1.42ct). Sapphire crystal front and solid case back. Water resistant to 50M. Black ceramic bracelet with triple-folding clasp.