Manufactured c. 1991-1992. The included factory letter confirms this revolver's configuration, including the special serial number, 4 1/4 inch barrel in .45 caliber, royal blue finish, ivory grips, and custom Class "D" engraving with gold inlays performed by Colt Master Engraver Jan Gwinnell, and furnished with a long grip configuration, when auctioned to the highest bidder of the 1993 Las Vegas Antique Arms Show, sold to a Mr. Paul Vanderlinder, and shipped to Clearfield, Utah, on March 5, 1993, under Colt Custom Shop order number 4431. Features fixed blade front and top-strap notch rear sights, the two-line Colt address roll-marked on top of the barrel, the model and caliber designation roll-marked on the left, the two-line Colt patent dates with Rampant Colt on the left of the frame, Colt "triangle/VP" and "C" factory proofs marked on the left side of the trigger guard, and an enlarged grip frame. The revolver also features extensive custom Class "D" engraving across the frame, cylinder, and barrel, with mostly floral pattern scroll with punch-dot backdrops along with "horseshoe" motifs across the top strap and cylinder, along with two gold inlaid bands on the barrel and ejector housing, two gold inlaid bands on the rear of the cylinder, two raised gold inlaid "fighting Rampant Colts" in the left of the recoil shield, and the serial number "RAMPANT/1" gold inlaid on the bottom of the frame. "Engr. Jan G." signed on the right of the grip frame. Fitted with enlarged two piece smooth ivory grips with matching numbered interiors.