Audemars Piguet - Ref. BA 4100/477

  • Movement 
    Automatic
  • Year of manufacture 
    1970
  • Lot number 
    272
  • Location

Description

AUDEMARS PIGUET ROYAL OAK MID-SIZE AUTOMATIC YELLOW GOLD
Audemars Piguet, "Royal Oak, Automatic", case No. 169, No. D-68329, Ref. BA 4100/477.
Made in the 1980's.
Fine and rare, octagonal, self-winding, water-resistant, 18K yellow gold wristwatch with
date and an 18K yellow gold Audemars Piguet link bracelet with concealed deployant clasp.
Two-body, polished and brushed, octagonal bezel set with 8 hexagonal nuts embanked
in 8 screws on the case back, angled lugs with 4 screws to fix the bracelet, sapphire crystal.
Champagne "clous de Paris" with applied luminous yellow gold baton indexes, aperture
for the date. Luminous yellow gold baton hands.
Rhodium-plated, fausses cotes decoration, 36 jewels, straight-line lever escapement,
Gyromax balance adjusted for heat, cold isochronism and 5 positions, shock absorber,
self-compensating flat balance spring, 21K gold rotor.