THB Factory Review

THB entered community discussion around 2024 with a weighted Rolex Day-Date 40 line built on the VR3255 movement, and it has since become one of the more recognizable names for heavy, precious-metal Day-Date builds. Its reputation grew further with an Audemars Piguet Royal Oak 15407 openworked release, which uses a custom skeleton movement finished well enough to draw regular comparisons against other openworked builds. Through 2026, THB expanded into a Ladies Datejust 31 line and a Cartier Santos, including a titanium version, showing an effort to broaden beyond its original Day-Date focus. A May 2026 trusted-dealer report listed THB among several factories described as sealed off, briefly raising questions about its future. Unboxings and community posts covering new THB references continued through July and September 2026, suggesting the factory kept producing and shipping even as its exact status remained unclear.

THB's Day-Date 40 builds run on the VR3255 caliber, with an SH3255 variant also documented in community reviews and dealer listings, both aimed at replicating the genuine Day-Date's automatic winding and date function. Its Royal Oak 15407 openworked build uses a custom SA3132 movement with a distinctively finished, gold-hued balance wheel that is central to the reference's appeal, since the movement is fully visible through the skeletonized dial. Community feedback on movement stability for the weighted Day-Date line has generally been positive, with function described as reliable on heavier builds. Less is documented publicly about the movements powering THB's newer Ladies Datejust and Cartier Santos references, which is typical for recently expanded product lines. Buyers focused specifically on movement transparency, such as the Royal Oak openworked build, should weigh THB's SA3132 against similar skeleton calibers from other Audemars Piguet specialists.

THB's core strength is in weighted precious-metal builds, and its Day-Date 40 bracelet links and clasp fit are consistently praised as among the better executions available at this price point. The blue ombre Day-Date dial in particular is often named one of THB's most attractive finishes straight out of the box, while rose gold Day-Date versions add substantial wrist presence through their added weight. The Royal Oak 15407 openworked case and dial finishing draw favorable comparisons to other AP skeleton builds, with the decorated SA3132 movement adding to the reference's visual appeal. Gold-toned Day-Date dials are the clearest finishing weak point, described as leaning too orange rather than matching genuine yellow or rose gold hues. THB's newer Ladies Datejust 31 and Cartier Santos lines extend its finishing reputation into smaller and different case formats, though these references have less community history than the Day-Date and Royal Oak lines.

THB's quality control reputation has been complicated by a May 2026 trusted-dealer report that listed the factory among several described as sealed off, a status that created uncertainty without stopping the flow of new references through dealers. Continued unboxings of the Datejust 31, titanium Santos and rose gold Day-Date through the following months suggest production kept moving despite the report. Isolated durability concerns have also surfaced, including reports of coating wear on tungsten-weighted Day-Date interiors after impact or scratching. Community discussion around the Royal Oak 15407 openworked build has included questions about water resistance given its skeletonized construction, though this reflects the reference's design rather than a documented defect. Buyers should confirm current batch and production status with a trusted dealer before ordering, given the unsettled reports around THB's operating status.

THB sits in the premium tier, reflecting its weighted precious-metal Day-Date builds and its openworked Audemars Piguet Royal Oak, both of which require more complex construction than standard steel sports models. For buyers specifically chasing a heavy, gold-toned Day-Date or a well-finished 15407 openworked build, THB remains one of the stronger value propositions in its niche, since its finishing quality has held up in community comparisons against pricier full-catalog rivals. The narrower catalog and unsettled 2026 status are the clear tradeoffs, since buyers get less brand breadth and a less certain supply chain than with more established Tier 1 factories. Newer references like the Ladies Datejust 31 and Cartier Santos offer additional entry points at what community discussion suggests are comparable price levels to the Day-Date line. Overall, THB's value case rests heavily on its specific specialties rather than broad catalog coverage.

THB watches are distributed through trusted dealer (TD) networks, and given the May 2026 sealed-off report, buyers should specifically confirm current stock and production status before ordering. Requesting pre-shipment QC photos is especially important for gold-toned Day-Date references, since color accuracy has been a documented weak point, and for the Royal Oak 15407 openworked build given its more complex skeleton construction. Checking recent community posts for the specific reference, particularly newer releases like the titanium Santos or Ladies Datejust 31, helps confirm that a dealer's current batch matches the quality buyers are expecting.