Not far from the ideal collection, when it comes to Fifty Fathoms. Lip Blancpain, Rotomatic Incabloc, Milspecs, Bronze Milspec, Tornek Rayville... It just misses a Barakuda and a No Rad Bund.
One example: The Tornek. The indices use Promethium which has a short life. After that, the radioactivity is much less important. We are talking about some years, here.
Well your wrist might become osteoporotic and you could get cataracts from gazing at them too long. Then again a life well lived does have its risks! ;-) That's a fantastic group