細節
BUCHERER. A LIMITED EDITION 18K PINK GOLD TONNEAU JUMP HOUR WRISTWATCH
Signed Karl F. Bucherer, "Archimedes Jumping Hour", No. 12/99, circa 1999
With jeweled lever movement, silvered matte dial with engine-turned center, Arabic numerals for the minutes, aperture at 12 o'clock for the jumping hours, subsidiary seconds, tonneau water-resistant-type case with triple-stepped bezel and lugs, the back secured by four screws, case, dial and movement signed, with 18k gold pink gold Bucherer deployant clasp
42mm length