Ceramic case with a black rubber strap. Fixed bezel set with bezel. Black dial with diamonds dial with silver-toned hands. Dial Type: Analog. Hand wind movement. Scratch resistant sapphire crystal. Case diameter: 44 mm. Round case shape. Functions: hour, minute. Luxury watch style. Watch label: Swiss Made. Item Variations: 305 CD 0002 RX 1900, 305-CD-0002-RX-1900, 305/CD/0002/RX/1900, 305CD0002RX1900. Hublot Big Bang Tourbillon Black Diamond Dial Mens Watch 305.CD.0002.RX.1900.