JX139BK Grey brass case with a grey alloy bracelet. Features fixed grey brass bezel, black dial displaying analog time (hours and minutes) and compass function appearing centrally. Powered by quartz movement. Equipped with scratch resistant mineral crystal lens and pull/push crown operation. The solid case back adds durability while the round shape fits most wrists. Case measures 45 mm in diameter and is 11 mm thick. Band width is 22 mm, adjustable length up to 8 inches via deployment clasp with push button release mechanism. Rated water resistant to 30 meters or 100 feet depth.