Ap Produced by OMF .The new OMF Factory Audemars Piguet Royal Oak Offshore 15407ST.OO.ST.01 Men's Mechanical Watch, featuring the upgraded skeleton version. It boasts a Calibre integrated movement, a diameter of 41mm, and a thickness of 9.9mm. The deep gray dial is framed by an octagonal bezel held in place by hexagonal screws, reminiscent of half a century of legend, and has always been favored by the old-money elite. The skeleton dial is complemented by three luminous hands. The watch glass is made of anti-reflective, high-transparency sapphire crystal, while the meticulously polished crown shines under light, sometimes dim and sometimes bright. The screw-down crown and transparent case back allow for a clear view of the movement's intricate components in motion. The 15407 series is a classic pinnacle that is sure to impress. An exquisitely luxurious recommendation for men's mechanical watches, making it the perfect gift for those seeking luxury. Please recognize OMF's exclusive quality.