Both are approx. 52 cal bores w/ 10" bbls, bbls and all metal surfaces are completely covered with engraving including dragons on locks and bbls. They have fancy high grade burled walnut stocks with deep carving, both mechanically good and number No 1 & No 2. Gun No 1 does have a crack in the wood on right side, see photo. The case is in nice condition with proper tools and accoutrements. The case measures approx. 18 1/2" by 10" by 3" tall with a monogrammed lid. A very nice set of high end Pirmet French Duelers.