JACOB & CO. ASTRONOMIA TABLECLOCK LIMITED EDITION

Brand:Jacob & Co.
Reference:AT900.10.AC.MT.A

Description

Limited edition of 101 pieces.

CASE
Material : stainless steel.
Diameter : 128 mm.
Height : 85 mm.
Bows: winding and time-setting via stainless steel key on the back.
Skylayer front case : aventurine and stainless steel.
Crysta l: unique domed mineral crystal with anti-reflective treatment.

DIAL
Titanium dial.
Finishes gun blue hands.

MOVEMENT
Calibre : JCAM17.
Type : manual winding movement.
Diameter : 103 mm.
Height: 54.5 mm.
Frequency : 21600 vph.
Jewels : 29.
Power reserve : 8 days.
Finishes: sand-blasted.
Diamond angled.
Circular graining.
Cotes de Geneve.

FUNCTIONS
Hours, minutes.
Minutes dial rotating in 10 min on the central axis, patented differential gears system.
Aluminium lacquered earth globe rotating in 60 sec on 2 axis.
Mechanical gravitational rotating wheels on 2 axis :
1st axis : in 2.50 min.
2nd axis : in 60 sec.
Genuine meteorite stone rotating in 60 sec.

Brand

Jacob & Co.

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