Gold-tone 18kt yellow gold case and bracelet. Fixed gold-tone Satin-finished and Polished 18K King Gold Set with 120 Colored Gemstones: Rubies, Pink Sapphires, Amethysts, Blue Sapphires, Blue Topazes, Tsavorites, Yellow Sapphires and Orange Sapphires. Matte black skeleton dial with gold-tone hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands. Date display at the 3 o'clock position. Chronograph - two sub-dials displaying: 60 minute and 60 second. Hublot Calibre HUB1280 Automatic movement, containing 43 Jewels, composed of 354 parts, bitting at 28800 vph, and has a power reserve of approximately 72 hours. Sapphire with Anti-reflective Treatment. Solid case back. Case size: 42 mm. 18k king gold deployant buckle clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, column wheel, hour, minute, second. Additional Info: bracelet set with 768 colored gemstones. Big Bang Integrated King Gold Rainbow Series. Luxury watch style. Watch label: Swiss Made. Hublot Big Bang Integrated King Gold Rainbow Chronograph Automatic Watch 451.OX.1180.OX.3999.