RARE COMBINED 12-HOUR AND 24-HOUR DUAL TIME ZONE POCKET WATCH
WITH CONTINUOUS AND STOPPABLE SPLIT-CENTER SECONDS SIX HANDS
FROM THE CENTER PINK GOLD
Swiss, case No. 60049. Made circa 1890.
Very fine, extremely rare and unusual, two-time-zone, heavy 18K pink gold, keyless pocket
watch with independently adjustable 12-hour and 24-hour concentric dials, continuous and
stoppable center split-seconds without return-to-zero and six hands from the center.
Four-body, bassine et filets, polished, two protected buttons flanking the crown for the
independent setting of both time zones, button in the band at 12 for the stop and rejoin of
the chronograph hand to the center-seconds. Hinged gold cuvette.
Two-piece, white enamel with inner radial Roman numerals for the 12-hour dial, outer
minute track, outer 24-hour ring and outermost chronograph track calibrated to 300
units. Blued steel spade hands for the 12-hours, gold spade hands for the 24-hours and
blued steel chronograph hands.
19''', matte gilt, three-quarter plate, jeweled to the center with screwed gold chatons,
lateral lever escapement, cut bimetallic compensation balance, blued steel Breguet balance
spring with overcoil, index regulator.