Saturday, April 4, 2015

The Geo. Graham Tourbillon

Continuing to go over what Graham had to offer at BaselWorld - there was the wonderful Geo. Graham Tourbillon.
Courtesy of Graham
The tourbillon is composed of 67 components.  Located at 6 o'clock. this see through creation is a double bridge construction featuring blue screws.
Courtesy of Graham
The movement is Graham's G1796 automatic movement.  Circular "Côtes de Genève"
decoration is but one of the decorative highlights.  Circular graining complements bridges and a bottom plate that are chamfered and polished.  It boasts a power reserve of 72 hours.
Courtesy of Graham
The oscillating weight is conceived of gold, but is a micro rotor oscillating weight to help achieve a thinner profile.

All fitting details for a watch made in honor of George Graham himself.

Courtesy of Graham

Here are the specs in detail -

60-second see-through Tourbillon (3Hz), automatic micro-rotor movement 
Hours, Minutes, Seconds 

G1796, Swiss made manufactured high precision automatic movement exclusively made for 
GRAHAM with Haute Horlogerie finishing, circular "Côtes de Genève" decoration, 
circular graining, chamfered and polished bridges and bottom plate, specific engravings on the back 
including limited edition serial number, 21'600 A/h (3Hz), Incabloc shock absorber 

Golden micro-rotor oscillating weight to ensure thinness, ornamental arabesque engraved inspired by George Graham decoration
60-second see-through Tourbillon
Tourbillon cage: 67 components, construction at 6 o'clock. See-through tourbillon. Double bridge construction with blue screws. Balance wheel with regulating screws
29 jewels
Power reserve: 72 hours

40 mm pink gold (18K) case 
Ultra-thin case: 9.85 mm
Pink gold (18K) crown with "Geo." engraving representing George Graham's signature on his works
Sapphire crystal glass box (2.98 mm thick) on both faces with anti-reflective coating. Full size dimension: 36 mm opening
Sapphire crystal glass box (3.35 mm thick) on the case back with special slot for the oscillating weight 

Water resistance


Domed dial coated with white enamel lacquer
Black Roman and Arabic numerals inspired by George Graham timepieces

Minute scale which resembles a railway track (4 quarter-hours with railway track symbols) inspired by George Graham's timepieces
Blue central hands

Brown alligator
Pink gold (18K) pin buckle 

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