Enamel through a method that requires eighty hrs. It is available in eighteen-karat white gold with many shades of environmentally friendly or in 18-karat pink gold with blue hues, both equally accented with diamonds. The base steel of each is initial sealed with a clear enamel and after that layers https://www.watchesworld.com/from-sean-to-daniel-tracing-the-evolution-of-james-bonds-iconic-watch-collection/