Platinum Vintage Audemars Piguet Perpetual Calendar Wristwatch on Aftermarket Leather Strap with Platinum Audemars Piguet Buckle; Ref 25696PT, Serial # D25680. 40mm diameter. Running at time of cataloging. PLEASE NOTE: all wristwatches are sold "as-is", with no mechanical warranty or guarantee. Any representation as to functionality is strictly a courtesy. Please assume all wristwatches may require service. As clearly spelled out in our Auction Terms: all items sold "as is" and all sales are final. *Credit Cards Only Accepted, thru LivePayments, for Invoice Totals under $2,000. All Invoice Totals over $2,000 require payment by ACH via LivePayments (except International Bidders may pay us directly via Wire Transfer)*