Couple more UN’s that I have been enjoying
Both are 35mm, very wearable for sure. ...
Thank you. Very wearable, the radium one has been my daily as of late!
It must have sat at 12:52 for a very, very long time. (the other hand radium burn is under the hour hand)
Thanks!
both are also waterproof as well, I wish UN made more pieces like this now too, such a clean look.
Radium half life
Thanks for sharing your vintage U-N’s but please be careful about regular wearing. I share my 1958 U-N here, which radiates at about 0.9 µSv/hr and mine's original dial has no “parking marks” and is safe to wear a few days at a time, which I do. I have a ...
If radium is dangerous what happened to the people
who wore watches with radium every day, all day long for years?
That rare radium G-P Gyromatic was bought from the estate . . .
. . . of a long time collector who owned over 2,000 watches when he died a few years ago. It likely was acquired a long time before? Worn 14 hours per day x 365 x 15µSv/hr=76,650 µSv per annum; a very large accumulated dose of radiation. "100,000 μSv – Lo...
