Three-in-One Latest V8 Clasp Machine: A Hot-Selling Product with No Expiration Date. The Omega De Ville Series Men's Mechanical Watch has arrived in its all-new upgraded version for 2020. Customized exclusively with the 8500 movement and uniquely designed clasp, the movement replicates the 8500 Co-Axial movement, showcasing the transparent case back for a complete view. The case is made of 316L stainless steel, crafted with exclusive CNC technology, paired with a dome-shaped, highly durable glass. The dial features clear and evenly spaced patterns, offering triple water resistance, with a case diameter of 41/11mm. The strap is made of Italian imported cowhide, with options for the original folding clasp or a 316 stainless steel original buckle. Exclusive quality code: 83145368.