The Patek Philippe Golden Ellipse Collection is a Patek Philippe classic which dates back to the 1970’s and the design is based on Fibonacci’s divine proportion. The Golden Ellipse came in yellow gold and a lapis colored dial until recently. Patek Philippe are now producing its Golden Ellipse model with a Chocolate colored dial and a white or rose gold colored case. The watch is water resistant to 25 meters and features the Geneva Seal.