Ballon Bleu de Cartier watch
Steel case, fluted crown in 18K yellow gold set with a synthetic spinel cabochon, sapphire crystal, silvered guilloché opaline dial, sword-shaped hands in blued steel, 18K yellow gold and steel bracelet, mechanical self-winding movement, water-resistant to 30 metres/100 feet. Case dimensions: 33 mm in diameter, 9.96 mm thick.