JB once again broke through the new limit of re-engraving watchmaking, and the new Roger Dubuis carbon fiber tourbillon came out! EXCALIBUR (King Series) DBEX0577 🎮 1. Exclusive custom Roger Dubuis RD.509SQ tourbillon manual core, power reserve up to 70 hours, is currently one of the most realistic tourbillons in the industry. 2. Watch size 42mm, data and material exactly match the original, high-strength carbon fiber case; natural rubber strap; sapphire crystal mirror; 3. Carbon fiber: carbon content of more than 90% of the high-strength high-modulus fiber, with high temperature resistance, friction resistance, corrosion resistance and other characteristics, its specific gravity is lighter than aluminum, less than 1/4 of steel, specific strength is iron 20 times 🎮 4. Each JB produced carbon brazing case lines are unique, and polished very textured 5. Exclusive mold-opening natural rubber strap, each strap fits perfectly with the lug, giving the wrist the highest comfort 6. The clasp is made of titanium vacuum plating high-grade black, durable and does not fade. JB is a factory specially designed for tourbillon, please ask all watch friends to taste 🎮 Sanjie exquisite recommended men’s tourbillon mechanical movement watch SJ carefully creates super real physical picture shooting for you
