1970s Audemars Piguet Ultra Thin Automatic 18k Yellow Gold 5420 Brand_Chopard part of the iconic Golden

part of the iconic Golden Bridge family that has defined the brand’s innovative spirit since its launch in 1980

it introduced improvements in reliability and performance over its predecessors

Often referred to by collectors as the “Explorer 5500” or “Air-King Explorer

catering to diverse preferences

with its bold

1970s Audemars Piguet Ultra Thin Automatic 18k Yellow Gold 5420 Brand_Chopard part of the iconic GoldenA stunning 1970s Audemars Piguet Ultra Thin "Automatic" in 18k yellow gold. This example comes with a no lume gold brushed dial and matching thin hands. The watch is in superb condition, showing only light signs of wear or minor scratches, which are to be expected for a piece of its age. The Audemars Piguet Ultra Thin Automatic 18k Yellow Gold Reference 5420, produced in the 1970s, epitomizes the brand's commitment to elegance and mechanical