Astronomia Revolution | Rose Gold Jacob & Co.

I . ITEM NUMBER AT170.40.AB.AB.A II . MOVEMENT Caliber : JCAM48B Winding: Hand-Wound Components: 434 Power Reserve: 30 Hours Frequency: 21'600 vph (3Hz) Functions: Vertical Rotating Central Platform: Rotation in 60 Seconds Flying Double-Axis Tourbillon 1st Axis: Rotation in 60 Seconds 2nd Axis: Rotation in 15 Seconds Constant Force Device with 1/6th of a Second Loading Frequency Off-centered Hour and Minute Dial with Differential Rotating Seconds Hand: Counterclockwise Rotation in 15 Seconds III . CASE Diameter : 47 mm Height : 27 mm Material : 18K Rose Gold and Single-block Sapphire Caseband Crystal : Curved Anti-Reflective Sapphire Crystal Caseback: 18K Rose Gold Water Resistance:  30m (3atm) IIII . DIAL & HANDS Base: 18 Polished 5N Rose Gold Honeycomb Mirrors Subdial : Skeleton, Red Polycarbonate with 5N Applied Indices Hands : 5N Red Gold Dauphine Arrow : Steel with Pyramid-shaped Synthetic Ruby Tip V . STRAP & CLASP Strap : Cordura with Rubber Lining Clasp : 18K Rose Gold Deployment Buckle VI . LIMITED EDITION 6 Pieces