Click The Link To Claim Your Free Trial br br Black Diamond Customer Review Here What is Black Diamond Skin Serum? Black Diamond Skin Serum Review - The anti-aging serum we will be reviewing is called Black Diamond Skin Serum which is being sold online. It claims to work on a cellular level meaning it helps heal damaged cells in the epidermis and provides radiance from inside. It works to reduce the appearance of wrinkles and other skin aging signs and makes the skin firmer and softer. It uses a special ingredient together with vitamins, essential oils and hydrating agents to fight skin aging and make the skin appear younger.