Jacob & Co., platinum and sapphire-set limited edition gravitational triple axis tourbillon wristwatch
Jacob & Co., A Very Fine, Extremely Rare and Impressive Platinum and Sapphire-set Limited Edition Gravitational Triple Axis Tourbillon Wristwatch with Sky Indicator of the Celestrial Panorama, Month, Day/Night Indicator and Orbital Seconds
Signed Jacob & Co., Geneve, Astronomia Sky Tourbillon Gravitationnel Trois Axes, No. 1/18, No. 750.110.6, Circa 2017
Movement: Manual, back wind and set, Cal. JCAM11, 42 jewels
Dial: Tourbillon rotating on 3 axes, lacquered hand-engraved titanium globe rotates fully in 24 hours to display day/night, satellite shaped orbital seconds rotates in 60 seconds, celestial dial rotates fully in 1 sidereal year, oval star indicator showing the portion of stars visible from northern hemisphere, month indicator on the sides of celestial dial
Case: Platinum, domed sapphire crystal, back with two keys for winding and setting and secured by 6 screws, 47mm diam.
Buckle: Jacob & Co titanium deployant clasp
Accompanied by: A Jacob & Co. Certificate of Authenticity, Jacob & Co. meterorite shaped presentation box with video and charger, product literature and outer packaging