V12 Latest Upgrade: 8500 Co-Axial Movement, Three-in-One, Unstoppable Hot-Selling Item. Omega Seamaster 150m Series Men's Mechanical Watch, 2020 Brand New Upgraded Version Now Available. Custom-designed 8800 Movement Plates with Exclusive Quality. The movement replicates the 8800 Co-Axial Movement, with a transparent case back showcasing the movement in all its glory. The case is made of 316L stainless steel, crafted using exclusive CNC technology, paired with a curved, highly durable scratch-resistant glass. The dial features clear and evenly spaced patterns, with three degrees of water resistance and a case diameter of 41/11mm. The strap is made of Italian imported rubber, available with either the original folding clasp or a 316 stainless steel original clasp. Exclusive quality code: 83145368.