Enamel through a method that will take 80 several hours. It comes in 18-karat white gold with a variety of shades of environmentally friendly or in 18-karat pink gold with blue hues, both accented with diamonds. The base metallic of every is very first sealed by using a transparent enamel https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/