The Patek Philippe Ellipse ref. 3577 in white gold

The Patek Philippe Ellipse ref. 3577 in white gold with integrated bracelet is one of the most representative models of the maison’s 1970s production, a period where design became as central as mechanics. The elliptical case follows the proportions of the golden ratio, a defining element of the Ellipse line. In this integrated bracelet configuration, the watch achieves a strong visual continuity: it is not simply a watch with a strap, but a single, cohesive object designed as a whole. Technical specifications Case: 18k white gold, elliptical shape Dimensions: approx. 27 x 35 mm Thickness: approx. 5 mm, typical of ultra-thin watches of the period Dial: typically blue soleil or silver, with applied indexes Movement: manual winding, ultra-thin Patek Philippe caliber Bracelet: integrated white gold bracelet with concealed clasp Production period: 1970s Rarity The ref. 3577 is not among the most common Ellipse models, and the white gold version with integrated bracelet is even less so. The key point is not just production numbers, but the survival of correct examples: many bracelets have been shortened over time cases are often heavily polished it is not easy to find one with the right proportions and overall coherence It is one of those references that remained under the radar for years and is now being reconsidered by collectors with a deeper understanding of Patek Philippe’s production from that era.