lot 31

Cvstos

Challenge R-T-S-Tourbillon Sport Titanium

This watch was featured at the "Fast & Fabulous" auction

Starting bid CHF 15 000
Reserve not met, max bid CHF 16 000
Buy now price CHF 30 000
Total bids 3
Location
Office, Zurich
Daniel Isaak
Watch Expert / Watchmaker
Estimate
CHF 18 000 / CHF 30 000

Specification

CaseTitanium grade 5 case with a black ceramic bezel, rubber coated crown at 3 o'clock, sapphire caseback
StrapOriginal black rubber strap, with a titanium folding clasp
DialOpenworked skeletonized black dial, black minute track with applied polished indices, Tourbillon display at 6 o'clock
MovementBlack skeletonized hand-wound movement, with flying Tourbillon
Cal.75510
Ref.Challenger R 50 T-S
Case No.N° 25
D=50mm

Condition report

Case:Very good, small signs of wear
Strap:Very good, small signs of wear
Dial:Mint condition
Movement:All functions working properly
Amplitude (Dial on top/Lift angle 52):Approx 290°
Accuracy (Dial on top):Approx -10 sec/day
Papers:Yes