Roger Dubuis Easy Diver Stainless Steel Tourbillon Rubber Strap Deployment Buckle Watch SE48029-03-53-8013 is a hand made watch with the famous Roger Dubuis in house tourbillion caliber. This tourbillion is activated with engaging the crown with manual winding. Power reserve is approximately 52 hours. The exhibition back displays this work of art and is drive train in action countering the effects of gravity. The bezel of the watch is made of solid 18K white gold, the case is hand finished with solid surgical steel and carbon fiber fittings. The strap is made of rubber with options for alligator. Rare watch, sold out and not in circulation. 280 made worldwide.