Jacob & Co. Astronomia Solar Zodiac Rose Gold Planets
Movement
Hand-wound
Size
43.40 mm

Overview

A solar system turning on a vertical platform

The Jacob & Co. Astronomia Solar Zodiac, reference AS310.40.SP.ZK.A, in an 18-carat rose gold case with sapphire side panes, 43.40 mm across and 21 mm high. Its blue PVD dial has rose gold-plated Zodiac engravings, on a dark blue alligator leather strap with an 18-carat rose gold deployant clasp. This version is limited to 101 pieces.

Jacob Arabo introduced the Astronomia concept in 2014, turning his interest in space into a watch. Here a vertical platform rises from the dial and makes a full turn every 10 minutes. Satellite arms carry the tourbillon, the time dial and the planets.

The hour and minute dial hangs at the end of one arm. As the platform turns, a differential system spins the dial the opposite way at the same speed, so the Zodiac signs stay upright and readable. Hand-wound calibre JCAM19 has 447 components and a 48-hour power reserve. Its flying tourbillon hangs from another arm and turns in 60 seconds; carried by the platform, it gains a second axis with a 10-minute period. An Earth globe turns in 60 seconds.

Key details

Case material18-carat rose gold and sapphire side panes
MovementJCAM19, hand-wound
CollectionAstronomia

Design and engineering

  • DialBlue PVD with rose gold-plated engravings of the Zodiac signs.
  • Platform baseAventurine inlaid with 7 cabochon-cut hard-stone planets. The base turns counterclockwise in 10 minutes.
  • Case18-carat rose gold with sapphire side panes and a curved anti-reflective sapphire crystal. Water resistant to 30 m.

Calibre JCAM19

  • Hand-wound
  • 447 components
  • 48-hour power reserve
  • 28,800 vph (4 Hz)
  • Double-axis flying tourbillon, one rotation in 60 seconds

The reference

Technical specifications

Astronomia Solar Zodiac
ReferenceAS310.40.SP.ZK.A
CollectionAstronomia
CalibreJCAM19
MovementHand-wound
FunctionsVertical Rotating Central Platform: Rotation in 10 minutes; Flying Tourbillon: Rotation in 1 Minute; Off-centered Hour and Minute Dial with Differential; Rotating Base: Counterclockwise Rotation in 10 minutes; Rotating Magnesium Earth Globe: Rotation in 60 Seconds
Power reserve48 hours
Frequency28,800 vph (4 Hz)
Components447
Case dimensions43.40 mm
Case height21 mm
Case material18-carat rose gold and sapphire side panes
CrystalCurved Anti-Reflective Sapphire Crystal
Case back18-carat Rose Gold
Water resistance30 m (3 atm)
DialBlue PVD Dial with Rose Gold-Plated Engravings of Zodiac Signs
Platform baseAventurine Inlaid with 7 cabochon-cut Hard-stone Planets
HandsRose Gold, Exclusive Jacob & Co. Shape
StrapDark blue alligator leather
Clasp18-carat Rose Gold Deployant Clasp
Limited edition101 pieces

Buying with HYPA

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Astronomia Solar Zodiac · Ref. AS310.40.SP.ZK.A

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