Three-body, solid, polished, concave bezel, fluted lugs, transparent screw-down case back, sapphire crystals. Silver with applied white gold faceted baton and pyramidal indexes, subsidiary dials for the seconds and the 30-minute register, the days of the month, the 24 hours and the leap year, aperture for the days of the week, the months and the moon phases, outer 1/5 seconds track with 5-second Arabic markers. White gold baton hands. Cal. CH 27-70/155 Q, stamped with the Seal of Geneva quality mark, rhodium plated, fausses cotes decoration, 24 jewels, straight-line lever escapement, Gyromax balance adjusted to heat, cold, isochronism and 8 positions, shock absorber, self compensating free-sprung Breguet balance spring.
Grading System:
USD 80,000 - 100,000
HKD 620,000 - 775,000
CHF 71,000 - 89,000
Sold: USD 105,750
Two-body, solid, polished and brushed, screw-down case back, stepped inclined bezel, anti-magnetic dust cap, concave lugs. Champagne with applied yellow gold baton indexes, outer minute/ seconds and 1/5th seconds divisions, subsidiary dials for the seconds and 30-minute register, outermost tachometer scale graduated to 1000 UPH. Yellow gold baton hands. Cal. 13''', rhodium-plated, stamped with the Seal of Geneva Quality Mark, fausses cotes decoration, 23 jewels, straight line lever escapement, monometallic compensation balance witHEIGHT adjustments, self-compensating steel Breguet balance spring, index regulator.
Grading System:
USD 120,000 - 180,000
HKD 931,000 - 1,396,000
CHF 105,000 - 158,000
Sold: USD 147,750