18ct white gold Patek Philippe Ellipse bracelet watch with cobalt blue dial and brilliant cut diamond set bezel. Made 1972

The Patek Philippe Ellipse was created in 1968 with its design inspired by the Golden Section, also known as 'the divine proportion'. The reference 3548 was produced from 1967 until 1976. It was together with Ref. 3546 Patek Philippe's first Ellipse models. The exquisite blue dial on this model is actually made from gold which has been transformed by a special Patek Philippe process to look blue. Brand: Patek Philippe Made: 1972 Model: Ellipse Reference: 3617/1 Calibre: 175 Movement: Automatic Material: 18ct white gold Features/complications: Brilliant cut diamond set bezel Dial: Metallic blue dial with velvet finish featuring 12 diamond hour markers and black baton shaped hands Case dimensions: 28 x 34mm Bracelet/strap: 18ct white gold bracelet approximately 172mm in length Accessories: - SKU: 3611