DANIEL ROTH TOURBILLON REGULATOR
DOUBLE DIAL PLATINUM
Daniel Roth, "Tourbillon Double Dial," No. 219. Made in
the 1990s.
Extremely fine and rare, double-ellipse shaped,
platinum wristwatch with 43 hour power reserve, visible
one-minute tourbillon regulator, date and a platinum
Daniel Roth buckle.
Two-body, solid, polished, case band decorated with
a platinum roll torus, rounded bezel, transparent case
back, sapphire crystals.
Bicolor anthracite and silver 18K gold with vertical
stripes, plain silver ring dial with painted radial Roman
numerals for the hours at 12, aperture for the visible
tourbillon regulator under a polished steel bridge at 6,
carrying the 3-arm hand for the three concentric 20-second
scales. Blued steel flèche hands. Other side: Bicolor
anthracite and silver 18K gold with applied plain silver
ring dial for the date and a sector dial for the power
reserve indicator.
Cal. DR 307, full plate with aperture for the tourbillon
regulator, hand-engraved, rhodium plated, 19
jewels, lateral lever escapement, one-minute tourbillon
regulator with 3-arm polished steel cage, monometallic
balance, self-compensating flat balance spring.