Authentic Omega Constellation watch. Case and bracelet in white gold, bezel set with diamonds. Mother-of-pearl dial accented by diamond hour markers and white gold hands. Powered by Omega Calibre 1376 quartz movement on a battery base. Features round case size (24mm), sapphire crystal glass, solid back, scratch resistant surface. Deployment clasp closure. Water resistant to 100 meters / 330 feet.