419.YS.0170.NR Hublot. The Hublot Big Bang Tourbillon 419.YS.0170.NR is a high-end luxury watch with a 45.00 mm Carbon Fiber and Texalium case and a fixed bezel. The case is designed to be lightweight and durable, making it suitable for everyday wear. The see-through dial features luminous hands and index hour markers with Arabic numerals, providing excellent legibility in all lighting conditions. The watch is powered by a HUB6035 Manufacture Automatic Tourbillon Movement, which is known for its precision and reliability. The movement is self-winding, meaning it automatically winds itself as you wear it, and has a power reserve of up to 72 hours. The watch comes with a black fabric strap with a deployant clasp, which is comfortable to wear and easy to adjust. The strap is also interchangeable, allowing you to customize the watch to suit your personal style. The watch is water-resistant up to 30m/100ft, which means it can withstand splashes of water and brief immersion in water, but should not be worn while swimming or diving. Overall, the Hublot Big Bang Tourbillon 419.YS.0170.NR is a premium watch with exceptional craftsmanship and technical sophistication.