After the Cerachrom substance achieves the appropriate shade of green, the bezel is then machined to give it its closing shape. Lastly, the Hulk’s eco-friendly bezel is coated in platinum by way of PVD (Physical Vapor Deposition) and polished to get rid of the surplus metallic from the ceramic surface, https://www.watchesworld.com/summer-delights-top-watches-for-men-and-women/