The new P "Black Venom Grenade" and "Modified Watch" produced by the famous Swiss watchmaker with a white shell and gold shell 3K exclusive Patek Philippe PP grenade series have always been the rebels of luxury goods! PQ1 and ZF came into being and launched based on the existing ZF P grenade. DLC is coated with black diamond carbon to create a new "Black Venom Grenade"! DLC is a technology "hidden" behind Black Venom. It is a very potential molecular coating that originated in the military field and was later used in other fields. Successful application. It is not fully reversible like PVD and does not create more magnetic residue. A rich deep black color that blends with the leather for an elegant contrast. Each watch is made to each customer's measurements Made to measure. With Black Venom, you don't just buy a luxury watch. Get your own identity and become a true luxury rebel that will set you apart from the rest! [Wonderful details] The size of the watch is 40 mm. 1. The diamond carbon (DCL) coated case is extremely hard and wear-resistant. All DLC black accessories take up to 5-8 weeks to complete. 2. Still using the customized version of Cal.324 All-in-one machine 3. Natural rubber strap DLC diamond carbon coating buckle 3K produced luxury rebellious style, please look for exclusive quality, famous craftsman Swiss watch exquisite recommendation men's mechanical watch, famous craftsman Swiss watch carefully creates ultra-real physical pictures for you, Patek Philippe