Jacob & Co. Astronomia A.8310.21

Case Round case in blackened titanium, polished, high domed sapphire crystal, four side sapphire crystals, fixed bezel in blackened titanium, polished, solid blackened titanium caseback with hinged winding and setting crowns in rose gold, rose gold plate with watch number in limited edition engraved Strap Black alligator strap, signed Jacob & Co., triple folding clasp in blackened titanium Dial Open-worked dial, rotating orbital mechanism with sub-dial for rose gold colored ‘alpha’ hour and minute hands, briolette-cut precious stones, bitcoin symbol and rocket Movement Hand-wound mechanical movement, backwinder, functions: hours and minutes rotating sub-dial which keeps vertical position, orbital tourbillon Cal. Jacob & Co. JCAM11 (base Christoph Clare Ref. A.8310.21 Case No. **/25 Year 2022