AUDEMARS PIGUET REF. B 89956
PERPETUAL CALENDAR YELLOW & WHITE GOLD
Audemars Piguet, Genève, "Perpetual Calendar Automatic,"
No. 1061, Ref. No. B 89956. Made in the late 1980s.
Very fine, octagonal, self-winding, 18K yellow and white gold
wristwatch with perpetual calendar, moon phases and an
integrated, 18K yellow and white gold woven Audemars Piguet
Three-body, solid, polished and brushed, stepped bezel,
snap-on case back, sapphire crystal.
Bicolor silver and champagne with applied yellow gold
baton indexes, subsidiary dials for the days of the month, of the
week, the months and age of the moon, aperture for the moon
phases. Yellow gold baton hands.
Cal. 2120/1, rhodium-plated, fausses côtes decoration,
38 jewels, straight-line lever escapement, monometallic balance
adjusted to heat, cold, isochronism and 5 positions, shock
absorber, self-compensating flat balance spring, 21K gold rotor