Enamel for the duration of a method that normally takes 80 several hours. It comes in eighteen-karat white gold with many shades of inexperienced or in 18-karat pink gold with blue hues, both of those accented with diamonds. The base steel of each is 1st sealed using a clear enamel https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/