Lot 19
Bianchet

Carbon Tourbillon Openwork Piece Unique

Ref. B1.618
ResultPassed
Total bids18
EstimateCHF 35'000 – 55'000
  • No buyer’s premium
CaseTonneau-shaped titanium dust-Infused carbon & natural vulcanised rubber case, black bezel & a sapphire-crystal, transparent case back
StrapBlue natural vulcanised rubber strap with pin buckle
DialOpenworked titanium dial with white & orange indices, titanium Tourbillon at 6 o'clock
MovementExtra thin skeletonized titanium automatic movement, main plate, bridges & Tourbillon cage in Grade 5 titanium
Cal.B1.618.
D=43x50x13 mm
Case:Very good, small signs of wear
Strap:Very good, small signs of wear
Dial:Mint condition
Movement:Very good, all functions working properly
Amplitude (Dial on top/Lift angle 52):Approx 300°
Accuracy (Dial on top):Approx +5 sec/day