Audemars Piguet Royal Oak 15467BA.OO.1256BA.01 Double Balance Wheel Yellow Gold Openworked Dial (2026)

An openworked display defines Audemars Piguet Royal Oak 15467BA.OO.1256BA.01 Double Balance Wheel Yellow Gold Openworked Dial (2026), a skeletonized watch combining a 37mm yellow gold case, an openworked dial, and an automatic movement.

The fully skeletonized dial reveals gold-toned Caliber 3132 bridges meticulously finished with angled edges, polished bevels, and satin-brushed surfaces demonstrating manufacture's attention to detail even on components visible only through deliberate examination. Applied 18k yellow gold baton hour markers and matching Royal Oak hands filled with luminescent material ensure legibility despite dial's open design, the hands and markers creating sufficient contrast against exposed movement's depth to maintain time-reading functionality. Introduced early 2026, reference 15467BA expands Royal Oak Double Balance Wheel Openworked's 37mm architecture with tone-on-tone yellow gold execution joining white gold (15467BC) and pink gold (15467OR) variants launched 2024. The Double Balance Wheel Openworked first debuted 2016 in full-sized 41mm format as technically interesting halo model within Royal Oak range—time-only watch equipped with pair of mirrored, superimposed balance wheels and hairsprings theoretically contributing to enhanced chronometry. While 37mm Double Balance previously available in sparkly "Frosted Gold" finishes or entirely gem-set configurations, traditional brushed-and-polished Royal Oak finish now extends across entire precious metal spectrum.

The 37mm sizing represents 4mm reduction from original 41mm format while measuring 10mm thick (0.1mm thicker than larger sibling), creating proportionately chunkier profile better suited to smaller wrists while maintaining Royal Oak's commanding presence through precious metal weight and openworked complexity. The 37mm case measures 10mm thick, executed entirely in 18k yellow gold with octagonal bezel secured by eight white hexagonal screws with perfectly aligned slots. An exhibition caseback reveals the movement.

Screw-locked crown at 3 o'clock ensures 50-meter water resistance sufficient for daily wear despite openworked construction removing material traditionally contributing to case rigidity. Yellow gold-toned inner bezel frames composition maintaining material continuity. The yellow gold variant creates warmest presentation with gold-toned Caliber 3132 bridges harmonizing with case material versus contrasting slate grey or rhodium-plated movements in Frosted variants. The self-winding Caliber 3132 comprises 245 components with 38 jewels, measuring 26.6mm diameter by 4.4mm thick, operating at 21,600 vph (3Hz) with 45-hour power reserve. Gold-toned finishing extends across bridges, baseplate, and rotor creating monochromatic precious metal presentation.

Integrated 18k yellow gold bracelet incorporates Royal Oak's signature H-link design with alternating brushed and polished surfaces flowing seamlessly from lugs, secured by AP folding clasp providing reliable closure for substantial precious metal weight. The alternating satin brushing and polished bevels maintain Royal Oak's signature finishing complexity requiring individual attention to each surface transition during manufacture—precious metal's malleability demanding precise control to achieve crisp edges without material deformation. This tone-on-tone approach emphasizes visual coherence over material contrast—openworked bridges finished in matching gold tones guide eye naturally through skeletonized architecture without jarring color transitions interrupting mechanical flow. The twin balance wheels become focal point positioned prominently within openworked architecture, visibly oscillating at watch's heart creating mesmerizing mechanical ballet.

The double balance wheel architecture places two balance wheels and two hairsprings on single axis but on different levels—watchmakers can access and regulate each hairspring individually optimizing chronometric performance through mutual compensation of minor differences between balances enhancing stability. The openworked construction removes material from plates and bridges creating visual transparency while maintaining mechanical rigidity through calculated negative space preserving structural integrity. This piece was recently unveiled. To express interest, please inquire above and our team will contact you once we are able to secure it for you. Dated 2026, this example is offered in new condition with its original box and original papers.