Period Circa 1999. Description Cal. 2610, Ref. 67370ST, Quartz movement, light blue guilloché dial, date aperture at “3”, steel bezel with eight gold screws, the back with eight screws, to a tapered steel Audemars Piguet bracelet with deployant clasp, case no. E24204.012, movement no. 474769, No. 12, with worn box and papers, 25mm. diam, movement not checked for functioning, model: Royal Oak, A lady's steel wristwatch with date, Audemars Piguet