Strap for Royal Oak Concept Spider-Man Flying Tourbillon

The Royal Oak Concept's lug system is an integral part of the case architecture, with lugs in structural continuity with the middle case: an off-the-shelf strap is not compatible with this proprietary geometry. A strap is entirely achievable, however — built directly on the watch by <a href="/pages/casati-booking">Casati Milano</a>. The process begins with a physical measurement of the lugs and results in a strap that fits the original attachment with precise accuracy, fully respecting the Concept's aesthetic.

The craftsman at Casati Milano examines the watch in person at the atelier, taking precise hand measurements of the lug geometry and attachment profile. From those measurements, a unique pattern is derived — specific to that individual watch — which guides the cutting and stitching of the strap. No standard templates or generic sizing are used: every stage of the work is calibrated on the actual watch. The result is a strap built for that watch, not merely adapted to it.

The black ceramic and skeletonised movement of the Concept call for leathers with a strong texture and a non-lacquered finish: large-scale alligator grain, matte calf nubuck, or vulcanised rubber are the choices most consistent with the watch's technical-architectural DNA. A matte black strap preserves the chromatic severity of the case, while a midnight blue or dark green provides contrast that highlights the white gold details without betraying the Concept's futuristic character. A brushed deployant clasp rounds off the stylistic coherence of the ensemble.

The longevity of a strap depends on leather quality, stitching precision and daily use: a strap made from first-grade leather with hand-sewn double stitching can accompany the watch for many years, developing a patina over time that deepens its character. Proper care — avoiding prolonged exposure to moisture and chemicals — significantly extends the strap's lifespan. A well-constructed bespoke strap is not a consumable item: it is an accessory that ages alongside the watch.

The Royal Oak Concept was launched in 2002 as an experimental platform within Audemars Piguet, distinct from the classic Royal Oak line in DNA, materials and design philosophy. Where the Royal Oak designed by Gérald Genta in 1972 establishes a canon, the Concept subjects it to pressure: ceramic instead of steel, skeletonised movements with visible tourbillons, case architectures that reference aerospace engineering. The AP 2974 calibre fitted to the 26632CN.OO.D100CA.01 is the fullest expression of this approach: a tourbillon with a visible escapement, integrated into a skeleton conceived as much as a sculptural work as an instrument for measuring time.