AUDEMARS PIGUET.
A VINTAGE MEN'S STAINLESS STEEL AUTOMATIC BRACELET WATCH

Date: Circa 1980's
Model: Royal Oak
Case reference: 4100ST, Jumbo?????
Movement: Signed, 33-Jewels, Cal. 2123/1, 21c gold oscillation weight
Dial: Signed, black, silvered applied batons, silvered stick hands, silvered centre seconds hand, date aperture at the 3 o'clock position
Case: Signed, brushed stainless steel, brushed stainless steel bezel secured by 8 screws, back secured by 8 screws, No. 18XX
Bracelet: Signed, brushed stainless steel, signed brushed stainless steel deployment clasp
Size: 35mm