Greubel Forsey Double Tourbillon 30° Technique Titanium Black ADLC

Greubel Forsey Double Tourbillon 30 Technique, black DLC titanium case on a strap with a matching black titanium deployant clasp, manual winding inclined double tourbillon movement, located at 6 o'clock the outer tourbillon cage rotates once every four minutes and the inner tourbillon once every 60 seconds, 120-hour power reserve, four co-axial mainspring barrels, skeletonized dial shows off the gorgeous movement, hours and minutes are displayed on a transparent sapphire crystal ring, power reserve indicator at 3 o'clock, running seconds at 9 o'clock, power barrel at 11, signed winding crown, sapphire crystal, display back, water resistant to 30 meters. Diameter: 47.5mm, Thickness 16.8mm. Like New with Greubel Forsey presentation box, additional Greubel Forsey strap and papers dated 2017. The watch has a factory warranty until October 2025.