Unusual transitional model of the 3970ER. It has the thin font and day + month discs we know from the 2nd series, but features the distinctive markers and hands of the 3rd series. Let’s say Mk2.5🕵️♀️ #amsterdamvintagewatches #patekphilippegrandcomplication #patekphilippe3970 #3970r #3970er #vintagepatekphilippe (bij Amsterdam Vintage Watches) https://www.instagram.com/p/ChHvOnuNxd5/?igshid=NGJjMDIxMWI=
















