Audemars Piguet Royal Oak Perpetual Calendar Rose Gold Rainbow Bezel Black Dial Men’s Watch 26614OR. 01 Limited to 20pcs. Royal Oak Perpetual Calendar, Limited to 20pcs. This Royal Oak Perpetual Calendar is designed in a 41mm, 18-carat pink gold case and rainbow bezel set with 32 baguette-cut sapphires illuminate the black “Grande Tapisserie” dial of this limited edition of 20 pieces. It features the’Grande Tapisserie’ pattern on the black dial equipped with four counters displaying the day, date, month, astronomical moon, week of the year and leap year indication. The watch is complimented by an 18-carat rose gold bracelet with AP folding-clasp. Model: Royal Oak Perpetual Calendar, Limited to 20pcs. Case Material: Rose Gold. Bracelet Material: Rose Gold. Condition: New, full stickers. Box & Papers: Original box, original papers.