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Audemars Piguet Royal Oak 56143BA - 18K Yellow Gold Champagne Diamond Dial

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A Design Icon In Full Gold
The Royal Oak was a rule-breaker from its first day in 1972, a stainless steel watch priced like solid gold. This example from the 1980s flips that original premise on its head. It takes Gérald Genta's deliberately industrial design and renders it entirely in 18K yellow gold. Paired with a factory diamond dial and a high-end quartz movement, this piece perfectly captures the mood of its era, blending a revolutionary case design with unapologetic luxury. What is truly remarkable is how this piece managed to mature in such an unadulterated way. This example is unpolished, and has the kind of natural oxidation that is seldom seen on the market
The Balance Of Sport And Luxury
This reference is a masterclass in contrast. The hard lines, octagonal bezel, and exposed screws that defined the Royal Oak's sporty character are all here, but the warmth and weight of the gold soften the execution. The champagne Tapisserie dial provides a classic backdrop for the factory-set diamond indices, which elevate the watch far beyond its tool-watch origins. At 33mm, the case wears with a classic profile, while the integrated bracelet ensures it has a substantial and seamless presence on the wrist.
Incredibly Sharp And Well-Preserved
This example is in very good condition. The case and integrated bracelet are incredibly sharp, retaining the crisp, alternating brushed and polished surfaces that are essential to the Royal Oak design. The lines are well-defined, and the bezel is in good shape. The dial is clean and the diamond markers are bright. As with every watch we offer, this piece has been verified as mechanically sound and is ready to wear.
A Foundational Piece From A Defining Era
This is a watch for someone who understands the historical importance of the Royal Oak but prefers a more formal wrist presence. Beyond its 33mm case spec, the Royal Oak’s integrated appearance creates a continuous taper from the bezel into the bracelet. Because the links flare to meet the case's geometry, the watch offers the feel of a larger timepiece. This design choice has kept the Royal Oak relevant in the modern era; it's wrist presence is often compared to that of a 36mm Rolex. This is both a piece of sport design history and a confident statement of luxury. The combination of yellow gold and the iconic Tapisserie dial is a timeless look that works in any context. It represents a key moment when Audemars Piguet fully embraced the Royal Oak not just as a sports watch, but as a true luxury icon.
Key Specs
Reference: 56143BA
Model: Royal Oak
Era: 1980s
Movement: Quartz
Case Size: 33mm
Bezel: 18K Yellow Gold
Bracelet: 18K Yellow Gold Integrated
Bracelet Length: Fits up to 6.75in
Dial: Champagne Tapisserie with Diamond Indices
Metal: 18K Yellow Gold
Weight: 134.5g
SKU: 1638