Audemars Piguet Royal Oak Tropical Dial in Steel & Gold with Extract of Archives

Brand: AUDEMARS PIGUET 
Model: ROYAL OAK
Reference: 4100SA
Year: 1980S
Metal: YELLOW GOLD & STEEL 
Dial: TROPICAL
Bracelet/Bezel: ROYAL OAK BRACELET
Case Size: 36MM
Box/Paper: EXTRACT OF ARCHIVES
Condition: VERY GOOD