Audemars piguet

Audemars Piguet 2120-1143/1, Oscillating weight

Audemars Piguet 2120-401, Winding stem, generic

Audemars Piguet 2120-445, Setting lever spring

Audemars Piguet 3120-401, Winding stem, generic, NEW

Audemars Piguet K2050/B - 721, Balance, complete

Audemars Piguet, vintage leather box

Crown, Audemars Piguet, gold, D=3.4 mm.