New York City – Sotheby’s, one of the worlds largest brokers of art, jewelry and collectibles is gearing up to auction off Patek Philippe Ref. 1518, one of the very first Patek Philppe perpetual calendar chronographs ever made by the maison.

All 1518 models are a treaure worth finding with this “Pink-on-Pink” being 1 of the 15 ever made. Since 1941 10 watches, including this one, have gone on record for being sold. Sotheby’s will make its auction debut as the star highlight of Sotheby’s Important Watches auction in New York on June 9.