Upgraded 12.3mm latest fourth generation Daytona in all-black stainless steel! Ultra-thin upgraded rainbow diamond/purple diamond carbon black replica version, 40mm high-end quality in real shots! All-black steel rainbow Daytona! Features an improved latest movement, not the ordinary 13.5mm case available on the market. Comes with a genuine leather strap, rubber strap, or stainless steel strap! Factory package includes original storage box! Also includes a complete tool set and genuine leather strap! .Exciting details: .1. The new black stainless steel rainbow Daytona has three main changes, specifically in the dial markings, hand colors, and case material! .2. The case and strap are made of 904L stainless steel, polished and processed with CNC for all details, followed by manual refinement, polishing, and meticulous quality inspection.3. The movement features a stable Caliber improved version of the latest generation ultra-thin 7750 movement, with timing functions synchronized with the official store. The strap is equipped with a soft silicone strap for added comfort and easy operation! .Factory package includes BLAKEN modified storage box tools and a strap worth thousands, with no returns or exchanges for lost accessories - a sincere creation. All watch enthusiasts are welcome to appreciate!