The rear of the cylinder is marked with a Liege proofmark, and the front cylinder face has the N. Gilon maker's marking and "SC" agent marking. The cylinder has an engraved bird scene. The smooth bore barrel is marked "COLT/BREVETE" on the top flat and a "crown/V" proof on the left barrel lug. Blue barrel and cylinder, casehardened loading lever, frame and hammer and silver plated brass grip straps. Matching numbers are found on the barrel, frame and trigger guard. Note that the second "1" to the serial number on the barrel and trigger guard has been struck over a "0." Fitted with a varnished, nicely figured one-piece walnut grip.