
ASTRONOMIA TOURBILLON BLACK CERAMIC ROSE GOLD MOVEMENT
$ 510000
- 50mm
- Titanium
- Water resistance: 30m
ASTRONOMIA TOURBILLON
AT100.95.KN.SD.B
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The Astronomia is the embodiment of 21st-century ultra-high-end watchmaking and a globally recognized symbol of Jacob & Co watchmaking expertise. A world-first both in the boldness of its unprecedented concept and its entirely mechanical construction, the Astronomia has gone beyond impressive horological achievements to becoming an outstanding multidisciplinary engineering accomplishment.
At the center of the Astronomia is an unprecedented four-arm movement. Attached to each arm is a novel complication. Two of the complications have earned patents because of their design and engineering. The other two are original works of art that highlight Jacob & Co.’s skilled craftsmanship. When combined, they contribute to a spectacle of moving objects that rotates and floats inside a spectacular sapphire crystal case.
TECHNICAL SPECIFICATIONS
MOVEMENT: Manufacture Jacob & Co. Manual Winding JCAM18; Diameter: 40mm; Height: 17.15mm; Components: 365; Material: Titanium; Power Reserve: 60-Hours; Frequency: 21’600 vib/h (3 Hz); Jewels: 42; System: Gravitational Triple Axis Tourbillon; Finishing: Plate and Bridges: Hand Angled and Polished, Flank Draw, Circular Graining, Polished Sink; Hand-Polished Screws; Barrel: Circular Graining; Pinions: Conical Pinions, 4 Mechanical Ball Bearing Devices; Flat Balance Spring.
FUNCTIONS: Hours, Minutes Dial Rotating in 10 min on the Central Axis, Patented Differential Gears System; 288 Facets Spherical Diamond Rotating in 30 sec on 2 Axes (Weight: 1 carat; Exclusive Jacob cut) Magnesium Lacquered Globe Rotating in 30 sec on 2 Axes; Gravitational Tourbillon Cage Rotating on 3 Axes.
CASE: Diameter: 50mm; Thickness: 25mm; Material: Black Ceramic; Sapphire Apertures on Sides Case Back: Black Ceramic; Bows: Winding and Time-Setting via Black DLC Grade 5 Titanium lift-out rotating “bows” at case back; Skylayer Front Case: Aventurine; Crystal: Unique Domed Sapphire with Anti-Reflective Treatment; Water resistance: 30m (ISO 2281).
DIAL & HANDS: Dial: Titanium Dial, Hand- Engraved, Lacquered Indexes, Diamond Finish; Hands: Hand Finished Blue.
STRAP & CLASP: Strap: Alligator; Clasp: Black DLC Grade 5 Titanium Folding Buckle.
LIMITED EDITION: 18 pieces

Story of brand
The driving force for Jacob & Co. is creativity. From his earliest beginnings in jewelry and watches, Jacob Arabo has been designing beautiful and innovative products. The breadth of Jacob & Co.'s offering shows the brand's insatiable need to produce amazing pieces that the world has never seen before.

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