85
PROPERTY FROM A PRIVATE WEST COAST COLLECTOR
Daniel Roth
A YELLOW GOLD BARREL FORM DOUBLE DIALLED TOURBILLON WRISTWATCH WITH DATE AND POWER RESERVE NO 178 TOURBILLON REGULATEUR CIRCA 1990
• cal. DR307 manual winding nickel lever movement, 19 jewels • silver engine-turned dial, silvered chapter ring, painted Roman numerals, blued steel arrow hands, one minute revolving three arm tourbillon carriage visible through a fan-form aperture on the dial with three concentric 20 second scales above, silver engine-turned dial with silver polished chapter ring for date and fan-form sector for power reserve on reverse • yellow gold double elliptical case, sapphire glass • case, dial and movement signed
length 41 mm
Estimate
10,000
—
20,000
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