{"product_id":"a-royal-oak-perpetual-calendar-150th-anniversary","title":"A- Royal Oak Perpetual Calendar “150th Anniversary","description":"\u003cp\u003e\u003cspan\u003eAudemars Piguet brings a futuristic twist to a grand complication with this Royal Oak Perpetual Calendar “150th Anniversary” in titanium, featuring a stunning open sapphire dial. This ultra-modern timepiece seamlessly blends avant-garde design with high horology. The dial reveals intricate calendar indications including day, date, month, week number, leap year, and a beautifully rendered astronomical moon phase. Blue accents and luminescent bathtub hands enhance readability, while white gold markers add a refined touch. The integrated bracelet pairs titanium links with BMG (bulk metallic glass) studs, ensuring lightweight durability and cutting-edge aesthetics. This Royal Oak embodies both technical mastery and progressive design.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTechnical Data\u003cbr\u003e• Movement\u003cbr\u003e– Caliber: AP Manufacture Calibre 5135\u003cbr\u003e– Type: Selfwinding\u003cbr\u003e– Functions: Hours, minutes, perpetual calendar (day, date, week, month, leap year), astronomical moon\u003cbr\u003e– Power reserve: Approx. 40 hours\u003cbr\u003e– Frequency: 2.75 Hz (19,800 vph)\u003c\/p\u003e\n\u003cp\u003e• Case\u003cbr\u003e– Material: Titanium\u003cbr\u003e– Bezel: Fixed, octagonal titanium\u003cbr\u003e– Crystal: Sapphire with anti-reflective coating\u003cbr\u003e– Caseback: Sapphire, screw-down\u003cbr\u003e– Water resistance: 20 m\u003c\/p\u003e\n\u003cp\u003e• Dimensions\u003cbr\u003e– Diameter: 41 mm\u003cbr\u003e– Thickness: 9.5 mm\u003cbr\u003e– Movement diameter: 29 mm\u003cbr\u003e– Movement thickness: 4.5 mm\u003c\/p\u003e\n\u003cp\u003e• Strap\u003cbr\u003e– Type: Integrated bracelet\u003cbr\u003e– Material: Titanium with BMG studs\u003cbr\u003e– Buckle: AP folding clasp\u003c\/p\u003e","brand":"Lunaria Argentum LLC","offers":[{"title":"Default Title","offer_id":46279757889733,"sku":null,"price":680.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/4019\/4501\/files\/PhotoshopExtension_Image_1_62e0410d-e999-4fef-ad74-926d5146d51b.png?v=1779779276","url":"https:\/\/runashoes.com\/products\/a-royal-oak-perpetual-calendar-150th-anniversary","provider":"Runashoes","version":"1.0","type":"link"}