

Brand: Audemars Piguet
Model: Royal Oak 4100SA midsize Gray dial steel / 18KT gold 1979's
Reference: 4100SA
Standard case: B30XXX - 09XX
Movement series: 204XXX
Year of production: 1979
Case / Dimensions: steel and 18KT yellow gold / 36 mm excluding the winding crown
Case thickness: 8 mm including sapphire crystal
Case back: steel screw closure
Water resistance: 50 mt / 5 atm
Bezel: octagonal in 18KT yellow gold
Crystal: Sapphire
Dial: Small gray tapisserie with date logo AP at 12:00
Movement: mechanical with automatic winding caliber ap 2123 - 33
Bracelet: Steel and 18KT yellow gold with double Audemars Piguet folding clasp
Box: Audemars Piguet service
Audemars Guarantee: Official Extrait of the Audemars Piguet Archives - July 2022