1972 18K YG Patek Philippe Calatrava 3537 with Extract from the Archives Papers 15450ST.OO.1256ST.01 The stainless engine turned bezel

The stainless engine turned bezel is also in excellent condition and shows light wear from use

The one o'clock lug shows light scuffing and there is a scratch on the 7 o'clock lug

Excellent glossy blue dial that has aged to a deep purple hue

Excellent 78350 bracelet with 12 links and 557 end links

Excellent 78360 bracelet with 13 links

1972 18K YG Patek Philippe Calatrava 3537 with Extract from the Archives Papers 15450ST.OO.1256ST.01 The stainless engine turned bezelCase & Bracelet Excellent 18K yellow gold case that shows light wear from use. Very good black leather band with Patek gold clasp. Dial Excellent blue Sigma dial with gold markers and matching hands. Accessories None The watch is running at COSC spec.