Here are the key specifications for the Audemars Piguet Royal Oak 18-carat Pink Gold 1320OR.02 — Specification Details Brand Audemars Piguet Collection Royal Oak Selfwinding Chronograph “50th Anniversary” Reference 26240OR.OO.1320OR.02 Movement Type Self-winding automatic Caliber Caliber 4401 with flyback chronograph Functions Hours, Minutes, Small Seconds, Date, Flyback Chronograph Power Reserve Approx. 70 hours Jewels 40 Frequency 28,800 vph / 4 Hz Case Material 18-carat pink gold Case Diameter 41 mm Case Thickness ~12.4 mm Dial Color Black Grande Tapisserie with chronograph sub-dials Crystal Glare-proofed sapphire crystal Caseback Sapphire exhibition caseback Bracelet 18-carat pink gold integrated bracelet with AP folding clasp Water Resistance 50 m / 5 ATM Style / Gender Luxury sports chronograph / Men’s & Unisex Origin Swiss Made
