Here are the key specifications for the Audemars Piguet Royal Oak 18‑Carat Titanium – Ref. 26730TI.OO.1320TI.04 Specification Details Brand Audemars Piguet Collection Royal Oak Selfwinding Flying Tourbillon Reference 26730TI.OO.1320TI.04 (Titanium) Edition Limited Edition (often 50 pieces) Movement Type Self‑winding automatic with flying tourbillon Caliber Audemars Piguet Caliber 2950 Functions Hours, Minutes, Flying Tourbillon Power Reserve Approx. 65 hours Jewels 27 Frequency 21,600 vph / 3 Hz Case Material Titanium (brushed finish) Case Diameter 41 mm Case Thickness ~10.6–10.7 mm Dial Color & Pattern Smoked blue‑green Grande Tapisserie, white gold applied hour markers with diamonds at 12 o’clock Crystal Glare‑proofed sapphire crystal (front & caseback) Caseback Sapphire exhibition caseback Bracelet / Strap Titanium bracelet with AP folding clasp Water Resistance 50 m / 5 ATM Style / Category Luxury Sports Watch / Tourbillon / Men’s & Unisex Origin Swiss Made
