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HOME  /  JACOB & CO.  /  GRAND COMPLICATIONS  /  ITEM AT820.30.SP.SD.B


DESCRIPTION

MOVEMENT: Manufacture Jacob&Co. Manual Winding JCAM24; Diameter: 40mm; Height: 17.15mm; Material: Titanium; Sapphire Barrel Bridge; Components: 365; Power Reserve: 60-Hours; Frequency: 21’600 vib/h (3 Hz); Jewels: 42; Finishing: Plate and Bridges: Hand Angled and Polished, Flank Draw, Circular Graining, Polished Sink, One Sapphire Bridge; Polished Screws; Barrel: Circular Graining; Pinions: Conical Pinions; 4 Mechanical Ball Bearing Devices; Flat Balance Spring.

SYSTEM: Vertical Movement with 4 Arms, Full Revolution in 10 min around a Central Axis; Gravitational Triple Axis Tourbillon, 1st Cage rotating in 60 sec and 2nd Cage in 2.5 min; 1 Carat Exclusive Jacob cut® Diamond: 288 Facets, rotating on itself in 30 sec; Magnesium Blue Lacquered Globe, rotating on itself in 30 sec; 3D Spider in Titanium and White Gold with Real Hairs. Weight: 1.02g; Hours and Minutes Dial, Patented Differential Gears System? allows to keep the 12/6 O’clock position.

CASE: Diameter: 50mm; Height: 25.45mm; Material: 18K White Gold; Sapphire Apertures on Side; Case Back: Sapphire with Anti-Reflective Treatment Gold Metallization; Bows: Winding and Time-Setting via 18K White Gold lift-out rotating “bows” at case back; Lugs: 80 Baguette White Diamonds Invisibly Set (? 6.10 ct.); Crystal: Unique Domed Sapphire with Anti-Reflective Treatment; Water resistance: 30m.

Jacob & Co. Grand Complications
Ref No. AT820.30.SP.SD.B
Jacob & Co. Astronomia Spider Triple Axis Tourbillon "Piece Unique", Baguette Lugs - White Gold on Strap
 
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Details:
Brand: Jacob & Co.
Model: Grand Complications
Ref No: AT820.30.SP.SD.B
Caliber:
Movement Type: Manual Wind
Movement Caliber: JCAM24
Power Reserve: 60 h
Number Of Jewels: 42
Frequency: 21,600 Vph
Case:
Case Material: White Gold
Case Diameter: 50mm
Case Thickness: 25.45mm
Dial Color: Transparent
Dial Markers: Index / Roman Numerals
Water Resistant: 30m / 100ft
Crystal: Sapphire Crystal
Bracelet:
Bracelet Material: Leather
Strap Color: Black
Other:
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