There are at least a few in the wild, if memory serves correct. Bill Sohne wrote about this . . .
By: Dr No : February 7th, 2020-06:34
. . . rara avis many years ago on our forum.
Not many appreciate the scarcity of the Seamaster 1000 ref 166.093. Purportedly fewer than five hundred made over a production run spanning a few years.