Panerai a large stainless steel limited edition cushion-shaped automatic chronograph wristwatch Ref OP6641 no H224/800 case BB1165567, circa 2007 Cal. Op VIII automatic lever movement, 31 jewels, black matte dial, luminous Arabic and baton numerals, outer tachymeter scale, two subsidiary dials for constant seconds and 30 minutes register, cushion-shaped water-resistant-type case, two round chronograph buttons in the band, crown protective bridge with lever lock, glazed display screw back, case, dial and movement signed with a stainless steel Panerai buckle, diameter 44 mm.