Circa 1990s Audemars Piguet Royal Oak Reference 1670 Wrist Watch, 37 M.M. Stainless Steel 3 piece case with 18k Yellow Gold bezel, caliber 2121 Automatic, self winding movement, charcoal Gray Waffle dial with raised Gold markers, sweep seconds hand and a Calendar window at the 3 position. 1 inch to 5/8 inch tapering Steel and Gold Bracelet with fold over Deployment buckle, wrist size 7 1/4 inches. Recently serviced