Hamilton is established as one of the leading watchmakers in the world with a proven reputation for creating elegant and reliable timepieces. Brushed and polished stainless steel case, Sapphire crystal screw-in caseback, Black dial, Silvertone indices, Silvertone luminescent hands, Sweep second hand, Date at the 3 o’clock position, Brown leather strap, Pin buckle, Sapphire crystal, Push/pull crown, Swiss automatic movement, ETA caliber 2824-2, Power reserve of 40 hours, Water resistance to 10 ATM/100 meters/330 feet, Case measurements are 44 mm in diameter x 12 mm thick, Strap measurements are 23 mm wide x 8 inches long.