865
A Grade 5 titanium prototype two train chronograph wristwatch with 1/100th seconds, 10-minute register and power reserve
Circa 2005
41.5mm Diameter
Case, dial and movement, case further signed Antiquorum Auction, Geneva, November 2005
Estimate
HK$50,000 - 80,000
€5,700-9,100
$6,400-10,300
Sold for HK$62,500