Men's Patek Philippe 36mm Ellipse 1974 Vintage 18K Yellow Gold Automatic Watch with Gold Diamond Dial. (Model 3586) Remaining faithful to the spirit of the art of fine watchmaking, Patek Philippe has always attached a great deal of importance to the quality of its movements. The brand is part of a small circle of authentic manufacturers who all develop and manufacture their own calibers. A demanding process that combines ancestral savoir-faire with avant-garde design, manual expertise, and cutting-edge technology. Patek Philippe manual winding movements reflect one of the key principles of watch manufacturing: integrating maximum complexity into minimum dimensions to create a case that is exceptionally slim and timelessly elegant. The epitome of fine horological construction, Patek Philippe’s movements are also distinguished by their refined finishes Ref# 3586. Cal. 350 automatic winding movement, 28 jewels, gold dial, applied diamond indexes, cushion-form case, time-setting to the back, screw-down case back, case, dial and movement, with an integrated 18k gold Patek Philippe textured bracelet, diameter 36mm, bracelet circumference approximately 170mm.