They are hard to come by. Recently Christies offered two for sale. A 2915-1 that had what appeared to be a refinished case, and a very honest 2915-2.

You can see the page on 2915’s here.

Here is a shot of us viewing the 2915’s in New York last December (2015):

from left to right, my own 2915-1, the Christies 2915-2 and then the Christies 2915-1 with the suspicious case. Note how sharp the lugs, and bevels, are. On my wife’s wrist is her 2998 blue dial with English made Omega mesh.

Here is another shot of a 2915-1 and -2