The Sandwich watch case High-end carbon fiber & 316L stainless steel combination watch case

This is a sandwich watch case design. The front and back are carbon fiber materials, and the middle is 316L stainless steel. Use a transparent case back, the water resistance of 100m maximum. The carbon fiber is fixed with the stainless steel with screws, 12 + 8 screws. The carbon fiber has an outstanding texture, […]