Singer J Balvin spotted wearing a Audemars Piguet

At the Miami Formula 1 Grand Prix — one of the most watch-dense events on the social calendar — J Balvin cut through the paddock noise by keeping his wrist choice deliberate and singular: the Audemars Piguet Royal Oak Carolina Bucci reference 15454BA in frosted yellow gold, paired with a one-of-a-kind mirror dial that elevates an already rare piece into genuine collector territory.

The 15454BA is built around the iconic Royal Oak architecture Gerald Genta sketched on a napkin in 1971 — the octagonal bezel, integrated bracelet, and tapisserie dial language — but the Carolina Bucci treatment transforms the material reading entirely. Bucci's "frosted gold" process, drawn from 15th-century Florentine jewelry craft, uses a diamond-tipped burnisher to micro-hammer the yellow gold surfaces, creating a matte sparkle that is simultaneously raw and refined. The case measures 37mm, houses Calibre 5800 (a self-winding movement with approximately 40 hours of power reserve), and sits under a sapphire crystal with the restraint the Royal Oak has always demanded.

The reference 15454BA debuted as part of Audemars Piguet's limited collaboration with Carolina Bucci, initially launched on the 45th anniversary of the Royal Oak in 2016. The partnership produced a series of references across gold types, but the yellow gold variant with its warm frosted tone became the most visually arresting. The "one of a kind" mirror dial noted on this specific example — a highly polished, reflective surface replacing the traditional petite tapisserie — makes J Balvin's piece a bespoke or special-order configuration, further distancing it from standard production.

J Balvin has been one of the most consistent high-horology adopters in Latin music, building a collection that ranges from heavily customised Richard Mille pieces to understated Patek Philippe complications. Choosing a frosted Royal Oak at an F1 race — an environment already saturated with Richard Mille and Rolex — signals considered taste rather than volume.

On the secondary market, the 15454BA in yellow gold commands strong premiums. Standard production examples trade well above retail, and a confirmed one-of-a-kind dial configuration would push value considerably higher, making this one of the more financially significant watch sightings of the Miami GP weekend.