Geo.Graham

Tourbillon

Limited edition: 100
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Ref. 2GGCP.W01A
Specifications
Functions
60-second see-through Tourbillon (3Hz), automatic micro-rotor movement Hours, Minutes, Seconds
Calibre
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
Case
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
160 feet / 50 m / 5 bar
Dial
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
Strap
Strap black alligator
Pink gold (18K) pin buckle