Also Existing over the dial and arms is Rolex’s Chromalight lume. This more recent in-property product was first introduced in 2008 as Rolex’s proprietary luminescent compound and considering the fact that its introduction, it's completely replaced Tremendous-LumiNova in the brand’s lineup. Together with the highly corrosion-resistant 904L stainless-steel (labeled as https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/