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Jim Watson · November 7, 2012, 07:41 PM

It is either a Rohm product carrying the Omega brand name instead of the usual RG or a similar gun made by a competitor.

The (eagle) N is the German proof mark for smokeless powder.
The (antler) 66 is the code for the Ulm proof house, 1966.

So you have an inexpensive 46 year old revolver.

November 7, 2012, 07:41 PM	#2
Jim Watson Senior Member Join Date: October 25, 2001 Location: Alabama Posts: 9,757	It is either a Rohm product carrying the Omega brand name instead of the usual RG or a similar gun made by a competitor. The (eagle) N is the German proof mark for smokeless powder. The (antler) 66 is the code for the Ulm proof house, 1966. So you have an inexpensive 46 year old revolver.