AUDEMARS PIGUET. A RARE AND FINE STAINLESS STEEL AUTOMATIC WRISTWATCH WITH DATE AND BRACELET SIGNED AUDEMARS PIGUET, AUTOMATIC, ROYAL OAK MODEL, REF. 25402ST, CASE NO. 099'019, CIRCA 1974 Movement: Cal. 2121, automatic, 36 jewels, signed Dial: Signed Case: Back secured by 8 screws, 38.5 mm. wide, signed With: Stainless steel Audemars Piguet bracelet with deployant clasp, overall length approximately 180 mm., Extrait de Registre confirming the register date on 10 May 1974, presentation box