The Jacob & Co. Casino Tourbillon Rose Gold Diamond Roulette Dial 44mm Ref. CA100.40.AB.BA.A combines technical innovation with distinctive luxury. This watch features a 44mm rose gold case set with diamonds and a black dial accented by diamond-applied indexes. Powered by the manual winding Calibre JCAM51, this model is equipped with a prominent tourbillon complication and a functional roulette wheel on the dial, bringing a unique interactive element to the design. The sapphire crystal protects both the dial and roulette mechanism, while the black alligator leather strap ensures a secure and refined fit with a rose gold pin buckle. Key highlights include the tourbillon, diamond embellishment, and fully operational roulette complication, making this reference a bold statement piece. The Casino Tourbillon stands out for collectors seeking mechanical artistry, precious materials, and playful innovation in a luxury wristwatch.