You're way ahead of me Andrew........
By: p_savage6 : June 23rd, 2011-14:11
But I too started to compile a list of Dennison case numbers vs Omega case numbers, movement numbers, calibers, hallmark letters and years etc. I also have a very heavy ALD cased 18k snap back, cal 501 seamaster, from 1958 Willing to share info, but its l...