Greubel Forsey is releasing this new blue ceramic Double Tourbillon 30 degree Technique with its all-new sapphire components as a unique edition of eleven timepieces to the U.S. market. The watch is supplied with a blue rubber strap, complete with a titanium folding clasp decorated with a hand- engraved Greubel Forsey logo. The crown – also in ceramic – features a tone-on-tone engraved Greubel Forsey logo. Price: $695,000.
Anyone interested in a first-hand take on the model might consider a trip to the Big Apple at the end of October. Greubel Forsey will present the Double Tourbillon 30° Technique in ceramic at WatchTime New York on October 25.
Specifications: Greubel Forsey Double Tourbillon 30° Technique blue ceramic
Movement: 421 parts, two tourbillon cages, 120 hours of power reserve, four coaxial series-coupled fast-rotating barrels (1 turn in 3.2 hours), one of which is equipped with a slipping spring to avoid excess tension, 22-karat gold cover with nickel-palladium treatment and relief engraving. Main Plates are nickel silver, frosted with polished beveling and countersinks, straight-grained flanks, nickel-palladium treatment. Bridges are synthetic sapphire crystal, polished flanks, nickel silver, frosted and spotted with polished beveling and countersinks, straight-grained flanks, nickel-palladium treatment.
The inner tourbillon is inclined at a 30° angle, 1 rotation per minute while the outer tourbillon performs one rotation in four minutes; Hand-beveled and open-worked cage pillars with gold counterweight
Displays: Hours and minutes, small seconds, 120-hours power reserve on a sector, 4-minutes outer tourbillon rotation, 60-seconds inner tourbillon rotation
Case: 48.4mm by 17.77mm ceramic, caseback, bezel and case band machined from a block of ceramic, polished and straight grained, hand-finished. Three-dimensional, variable geometry-shaped lugs, engraved “Double Tourbillon 30°” and “Greubel Forsey," engraved individual number, ceramic crown with engraved GF logo
Dial: Multi-level synthetic sapphire hour-ring, galvanic growth hour indexes, engraved and lacquered inner tourbillon rotation indicator, small seconds and power-reserve indicators in gold, blue finish. Hands: Hours and minutes in polished gold, with Super-LumiNova, small seconds, power-reserve (red triangles), engraved synthetic sapphire 4-minutes indicator
Strap: Rubber with titanium folding clasp engraved with the GF logo