Chanel Black Ceramic Stainless Steel J12 Electro H7121 Limited To 1255 Women's Wristwatch. 33 mm diameter. Automatic mechanical movement with date complication. Distinctive black ceramic body accented by stainless steel bezel and lugs. Vibrant multicolor sapphire crystal hour markers stand out against the dial. Limited edition to only 1,255 pieces globally. Water resistant up to 100 meters / 330 feet. Women's wristwatch model H7121.