Audemars Piguet Yellow Gold Watch Ref. 5402

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Brand: Audemars Piguet
Model: Royal Oak
Reference: 5402BA
Material: 18k YG
Dial Color: Grey
Dimensions: 39 mm
Watch Movement: Self-Winding
Bracelet/Strap: Yellow Gold
Box/Paper: Archive Paper
Condition: Fantastic Original Condition with Clear, Deep Hallmarks
SKU: 192771

Audemars Piguet Royal Oak Jumbo Ref. 5402 BA in yellow gold sits at a unique crossroads of design and history. It is a reference that grew directly out of one of the most consequential watch designs of the 20th century. When Audemars Piguet introduced the Royal Oak Jumbo ref. 5402 in 1972, it was a bold gamble: a luxury watch built like a sports tool, with a 39mm case and an integrated bracelet unlike anything mainstream at the time. It took a few years for the market to recognize the designs depth and importance. What followed, beginning in 1977 with this 18k yellow gold execution (the reference 5402BA), was a subtle yet definitive statement that this wasnt merely a steel sports watch but a new kind of modern watchmaking icon.

The case is instantly recognizable and unmistakable in its proportions. At 39 mm it wears with presence without feeling oversized, and the rich yellow gold emphasizes its architectural form. The octagonal bezel with its exposed screws is not just a stylistic flourish. It recalls the watchs origins in the mind of Gerald Genta and his reinterpretation of a dive helmets form as a wrist instrument, balancing industrial edge with crafted refinement. The finish alternates brushed and polished planes in a way that only a few artisans can execute consistently, especially on a vintage piece. The integrated gold bracelet is both sculptural and comfortable, each link following the cases lines and flowing naturally on the wrist. On the wrist the dial is plain yet purposeful. This examples grey dial balances warmth with legibility; applied markers and baton hands remain timeless in their simplicity.

In the context of collecting and connoisseurship, this 5402BA in fantastic original condition with clear, deep hallmarks is a rare opportunity to own a piece early in the Royal Oaks evolution. Not only does it reflect a pivotal shift in how sports watches could be worn and appreciated, it carries the patina of its era without compromising its essence. For someone who values both design heritage and real vintage presence, this is a watch that feels alive with story each time you glance at it.

Please feel free to get in touch with any questions. The best way is to email us at hello@thekeystone.com or text/call (213) 632-9061

If you are interested in selling or trading your watch, please include as much information as possible, as well as photos. You may also email photos to hello@thekeystone.com 

When a watch is purchased, our watchmaker will perform a thorough inspection of the movement and perform a number of tests to ensure the watch is functioning in top condition before shipping. This process can take 7-10 business days. 

Once your watch is ready, watches shipped within the United States are sent via insured FedEx Overnight and will arrive the next day. We will send over tracking information once the watch ships. 

International shipping can take a number of days considering customs and travel. Straps made from exotic materials banned for import will be removed from the watch prior to shipping.

We know it can be difficult be completely certainly that a watch's condition, size or shape is what you are looking for. 

We provide a 5 day inspection period from delivery so that you may receive the watch and decide if it is right for you. 

This is not a trial period; our watches are well documented and any wear or damage will be deducted from the return amount. 

The Keystone offers a one-year warranty covering all mechanical aspects of the watch. This includes abnormal time keeping relative to the watches age, battery replacements and general mechanical issues inside the watch. Many of the watches we sell are vintage and thus may gain or lose more time than modern specifications. We reserve the right to use our discretion and experience to determine acceptable time keeping for vintage watches.

At The Keystone, we accept payment via Credit Card, Bank Transfer and major Cryptocurrency Coins. Please reach out via email with any questions about payment to Hello@thekeystone.com

Why Buy from The Keystone?

With a long track record of trust and smooth dealings, we have prioritized our relationships with our customers over individual sales. We know that our reputation is where we stand out from the rest and we strive to continue that tradition. We guarantee authenticity and remain available if you have any questions.

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