JB Factory Roger Dubuis Excalibur

Quick Questions

Why is the Roger Dubuis Excalibur skeleton tourbillon so coveted among collectors?
What makes the JB Factory version of the Excalibur flying tourbillon stand out?
How does the 45mm titanium case feel on the wrist for daily wear?
Is the rubber strap on the Excalibur Excalibur as durable as it looks?
Where can enthusiasts find a reliable replica of the Roger Dubuis Excalibur tourbillon?

The Roger Dubuis Excalibur series has long been celebrated for its bold architectural design and complex horology. Within this lineup, the skeletonized flying tourbillon model—often dubbed the “Spider”—captures attention with its aggressive yet refined aesthetic. The JB Factory aims to replicate this iconic piece in a 45mm black titanium case, paired with a high-quality rubber strap. This review explores the build, movement, and overall value of this remarkable tribute.

Case and Construction

At the heart of this is a 45mm by 13mm titanium case, which mirrors the original dimensions and lightweight feel. The black plating gives it a stealthy, modern look, while the star-shaped motifs on the bezel and dial echo Roger Dubuis’ signature design language. The case finishing is surprisingly crisp, with brushed and polished surfaces that catch light nicely. The skeletonized dial reveals the intricate mechanics beneath, a key feature for tourbillon enthusiasts.

Movement and Performance

Powering this timepiece is a Shanghai-made manual winding caliber, modeled after the RD505SQ. The movement features a gold balance wheel with precision counterweights, ensuring reliable timekeeping. In practice, the accuracy is impressive for a, staying within a few seconds per day under normal wear. The skeletonization is thoughtfully executed, with bridges and plates decorated with fish-scale patterns. Notably, the movement avoids unnecessary gears at the 11 and 4 o’clock positions, enhancing the visual symmetry and reducing potential failure points.

Strap and Wearability

The rubber strap is crafted from premium Thai rubber, offering both flexibility and durability. It feels comfortable against the skin, making it suitable for extended wear. The deployant clasp is solid and functions smoothly, adding to the overall premium feel. The sapphire crystal is scratch-resistant, protecting the dial during daily use. This combination of materials gives the watch a sporty yet elegant character, fitting for both casual outings and formal occasions.

Value and Purchasing

This JB Factory represents a high-tier option for those seeking the Excalibur experience without the hefty price tag of the original. It is available through specialized dealers like USAKING Watches (usaone.store). Pricing typically falls between $1000 and $10000, depending on the specific model and configuration. For detailed availability and quotes, buyers are advised to contact the dealer directly. Given the level of craftsmanship, this offers substantial value for collectors who appreciate the design and mechanics of the Excalibur series.