BLANCPAIN 1735 GRAND COMPLICATION PLATINUM
Blancpain, "1735 - Grande Complication," No. 15/30. Made in a limited
edition of 30 pieces in the 1990s. Production of this model began in 1991.
Extremely fine, rare and important, large, astronomic, minute-repeating,
self-winding, platinum wristwatch with one-minute tourbillon regulator,
round button co-axial splitseconds chronograph, register, perpetual
calendar, moon phases and moon age and a platinum Blancpain buckle.
Accompanied by an instruction manual booklet and certificate( blank )
Three-body, solid, polished, stepped bezel, transparent stepped case
back, straight lugs, correctors on the band, sapphire crystals.
White with applied white gold radial Roman numerals, outer 1/5th
seconds track with 5-minute/seconds Arabic markers, subsidiary dials for
the 30-minute register, the days of the month, of the week, the months
and the leap year, sector graduated for the age of the moon, aperture for
the moon phases. White gold feuille hands.
Cal. 1735, hand-engraved gold movement plates and bridges, 44 jewels,
lateral lever escapement with one-minute tourbillon regulator with
3 equidistant polished steel arms under a polished steel bridge, monometallic
balance adjusted to 5 positions, self-compensating flat balance
spring, skeletonized and hand-engraved platinum rotor, repeating on
gongs by activating slide on the band.