New sealed gents Patek Philippe for Tiffany & Co. Perpetual Calendar Retrograde in 18k rose gold, Ref# 5159J-001. On a reptile strap with an 18k rose gold deployant buckle. Smooth 18k rose gold bezel with a sapphire crystal. The case diameter is 38 mm. Self-winding movement with retrograde date, perpetual calendar, sweep seconds, phases of the moon, day, month, and leap year indicator. Silver Tiffany & Co. dial with black painted Roman numerals. With the winding box, winding box accessories, Tiffany & Co. box, transit box, booklets, booklet folder, hangtag, stylus, Tiffany & Co. retail replacement valuation dated February 2016, and papers dated February 2016. New condition.