Enamel through a process that takes eighty hours. It is available in eighteen-karat white gold with various shades of inexperienced or in 18-karat pink gold with blue hues, each accented with diamonds. The bottom steel of each is initial sealed that has a clear enamel and afterwards levels of opaque https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/