Enamel for the duration of a system that normally takes eighty hours. It comes in eighteen-karat white gold with numerous shades of inexperienced or in 18-karat pink gold with blue hues, each accented with diamonds. The bottom steel of each is to start with sealed by using a transparent enamel https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/