1970s Audemars Piguet Ultra Thin Automatic 18k Yellow Gold 5420 Brand_Chopard Often referred to by collectors

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

1408 in stainless steel is a striking example of the brand’s understated elegance during the mid-20th century

the 79280 features a 40mm stainless steel Oyster case with screw-down pushers and crown

The 96 is still highly sought after by many collectors around the world

it introduced improvements in reliability and performance over its predecessors

1970s Audemars Piguet Ultra Thin Automatic 18k Yellow Gold 5420 Brand_Chopard Often referred to by collectorsA 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