Steel case, 18K yellow gold octagonal crown set with a faceted synthetic spinel, sapphire crystal, silver grained dial, Roman numerals, sword-shaped blued-steel hands, 18K gold and steel bracelet, Cartier caliber 157 quartz movement, water-resistant to 30 meters / 100 feet. Case dimensions: 28.25 mm x 21.65 mm, 5.5 mm thickness.