Geo

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the inventor of the technique is Eric Grippo [ R&D Ceramic Manager at ROLEX SA ] and the Patent assignee is Rolex SA itself. The youtube marketing video can be viewed here: The patent in summary is for the following: According to this process...

Chromalight is exclusive to Rolex and its relationship to SuperLuminova is unknown to me. However, i have noticed the “Swiss Made” designation on the dial is still the same so it is assumed that it is a form of LumiNova? No? but it is very bright...

this is what the watch looks like in total darkness. The lume has been charged by shining a diving torch over it for a few moments (Underwater Kinetics eLED light cannon, 825lumens, 10 seconds) Rolex Submariner illumination shot (blue!) You can see...

depending on the lighting conditions and angle of the watch. the green dial can actually look like a black dial. a bit of a "chameleon" to be honest. A few others thought it was a black dial from a distance till they came up close and had a look to...