Patek Philippe, An Extremely Fine Large 18k Gold Calatrava, Co-Signed Trucchi, Ref. 570, circa 1955 Case: 35.5 mm, 18k yellow gold, two body, snap back, 306395 Dial: silver, applied gold baton indexes, silver minute dots, subsidiary seconds, gold Dauphine hands Movement: Cal. 12-400, 18 jewels, straight line damaskeening, No. 722841 Band: crocodile band, metal buckle Signed: Patek Philippe on the case, dial and movement This timepiece is accompanied by the original box HID03101062020 © 2020 Heritage Auctions | All Rights Reserved