Baron - Mr Red
14613
T<25
Because of concern about radiation readings, Rolex switched from Radium to Tritium in the 1960s. As a means of showing its customers that even the tritium was very negligible, the T<25 shows the degree of radiation that could be expected from the amount of Tritium used....essentially less than 25 units on a radiation scale ....which equates to minimal.
1995 Explorer II 16570
After collecting my Heuer Monaco vintage, I found this Rolex Explorer II 16570 with original paper, and was purchased in 1995. The watch hasn't been polished and a tiny chip on the glass surface. I would like to hear from fellow Rolex members, the referen...
T<25
Because of concern about radiation readings, Rolex switched from Radium to Tritium in the 1960s. As a means of showing its customers that even the tritium was very negligible, the T<25 shows the degree of radiation that could be expected from the amount o...
Thanks Baron - Mr Red
I have just searched and discovered the same. Thanks very much. Regards, Ian ...
Just to add a bit from what Baron said. This is in concerns of Swiss and Swiss Made on later dials. on the explorer II model.
Swiss - Luminova Swiss Made - Super Luminova They arn't radioactive and replaced the Tritium as a safe alternative. It all has to do with a Japanese Company that made Luminova and moving their manufacturing of the lumunous material production to Switzerla...
