Colt Diamondback .22 LR Revolver, 4" Blued, 6-Shot, 1981, Adjustable Sights, Original Box & Manual
This 1981 Colt Diamondback in .22 LR is the desirable 4-inch, blued D-frame configuration denoted by factory code D5140. It features Colt's V-spring lockwork and Python-style details, including a ventilated rib with rectangular vents and a full underlug. The revolver retains adjustable iron sights and comes with its original woodgrain box with matching end label and a Colt instruction manual. Condition is very good with an excellent, mirror-bright bore.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: The revolver is in great shape with minor scratches visible on the exterior. The bore is clean and shiny. The original Colt woodgrain cardboard box is included and shows damage.
What's Included
- Colt instruction manual (yellow cover)
- Colt factory woodgrain cardboard box with matching end label (model D5140)
Chambered in .22 LR, this six-shot Diamondback pairs a 4-inch steel barrel with Colt's D-frame V-spring lockwork. Factory model code D5140 identifies this exact 4-inch blued .22 LR configuration.
The revolver is built on a blued steel frame with a blued, fluted cylinder. Its Python-style aesthetic is evident in the ventilated rib with rectangular vents, full underlug, and ejector shroud. The Colt Rampant Pony logo is present on the frame.
Sighting equipment includes a ramped front sight on the ventilated rib and a fully adjustable rear sight. Controls include a smooth-faced trigger and a wide, checkered hammer spur for positive manipulation.
Checkered walnut grips with Colt medallions provide a classic factory look. Manufactured in 1981 in the United States, this collectible example includes a factory box and manual, with the box label matching the revolver's serial information.




