Dr No[Moderator Omega - Wristscan]
37520
Finally found an Omega bracelet . . .
. . . for my Flightmaster.

Not a properly issued 1159/155 or 1162/172, but an 1178/172, originally fitted to f300 tuning fork Seamasters. At least it's from the same era, and fits seamlessly.
Satisfied,
Art