Enamel during a system that can take 80 hrs. It comes in eighteen-karat white gold with various shades of environmentally friendly or in 18-karat pink gold with blue hues, both of those accented with diamonds. The bottom metallic of each and every is 1st sealed that has a clear enamel https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/