Astronomia Dragon | Black Gold Dragon Jacob & Co.

AT112.31.DR.UA.A

Caliber: JCAM25
Winding : Hand-wound
Components: 384
Power Reserve: 60 Hours
Frequency: 21'600 vph (3 Hz)
Functions: 

• Double-axis Tourbillon 

  • 1st Axis: Rotation in 60 Seconds

  • 2nd Axis: Rotation in 2.5 Minutes

  • Off-centered Hour and Minute Dial

  • Rotating, 1 ct, 288-facet, Jacob-Cut White Diamond: Rotation in 30 Seconds

  • Rotating Magnesium Earth Globe : Rotation in 30 Seconds

Size: 50 mm
Height: 25 mm
Material: 18K Black Gold and Sapphire Side Panes
Crystal: Curved Anti-Reflective Sapphire Crystal
Caseback: 18K Black Gold
Water resistance: 30 m (3 atm)

18K Black Gold, Hand-cast, Hand-polished, Hand-painted, with Ruby Eyes

Dial: Titanium, Openworked Hour and Minute Dial
Platform Base : PVD-blue Titanium with Rose Gold-printed Constellations
Hands: Rhodium, Exclusive Jacob & Co. Shape

Strap: Alligator Leather
Clasp: 18K Black Gold