18kt white gold case with a black alligator leather strap. Fixed 18kt white gold bezel with diamond set. Gem set dial with white alpha-style shape hands. Dial Type: Analog. Two sub-dials displaying: tourbillon and 24 hour. Jaeger LeCoultre Calibre JLC 978 Automatic movement, containing 33 Jewels, composed of 302 parts, bitting at 28800 vph, and has a power reserve of approximately 48 hours. Scratch resistant sapphire crystal. Round case shape, case size: 43 mm. Fold over clasp. Water resistant at 50 meters / 165 feet. Functions: tourbillon, second time zone, hour, minute, second. Master Grand Tourbillon Series. Luxury watch style. Watch label: Swiss Made. Item Variations: Q1663416, 1663416, 166.34.16, Q166.34.16. Jaeger LeCoultreMaster Grand Tourbillon Gem Set Dial Men's Watch Q1663416.