Jazzmaster Open Heart design, automatic movement (Caliber H-10-S), 80 hour power reserve, silver tone dial with yellow gold tone luminous hands and stick markers, outer minute markers on a brushed/polished stainless steel case measuring 40mm diameter by 11mm thickness, round shape featuring smooth bezel and see-through sapphire caseback, equipped with brown calfskin leather strap and standard Hamilton tang clasp, scratch resistant sapphire crystal, water resistance to 50 meters (approx. 165 feet), includes authentic branding elements typical of the Jazzmaster collection.