MODEL: DG 2022A Box & Purchasing Receipt Dated Oct 2012. Automatic caliber BALL RR1501 in a stainless steel case 45mm. Hours, minutes, sweep seconds, day, date, and World Time display. Illuminated rotating inner bezel, 55 micro gas tubes on hour, minute, second hands, and dial for night reading capability. Shock resistance 5,000Gs. Water resistance 300m / 1000ft. Antimagnetic 4,800A/m.