Colt Model 1903 Pocket Hammerless Type III .32 ACP, 3.75 in Barrel, 1918 Production
This Colt Model 1903 Pocket Hammerless is a Type III in .32 ACP, manufactured in 1918. It features the Type III configuration with no separate barrel bushing, a 3.75 inch barrel, and the concealed internal-hammer design that defines the model. Notable details include the right-side slide marking "COLT AUTOMATIC CALIBRE 32 RIMLESS SMOKELESS," left-side patent/address markings with the Rampant Colt, checkered black hard-rubber grips with COLT banner and rampant Colt logo, and a lanyard loop at the heel. The barrel shows K inspection marks.
Condition
Overall Condition: Good condition, showing some signs of prior use and handling.
Bore Overall Condition: Good - Clean, well-maintained, minor wear marks.
Bore Rifling: Good Rifling - Intact, well-defined lands and grooves.
Specific Condition Notes: This firearm is in solid shape. It has various cosmetic imperfections, scratches, blemishes, and areas of finish loss. The bore remains clean and shiny.
What’s Included
- Colt Model 1903 Pocket Hammerless Type III pistol (.32 ACP)
- 1x 7-round single-column steel magazine with witness holes
The Type III configuration removes the separate barrel bushing and retains the concealed internal hammer. It operates on a single-action, blowback system with both a thumb safety and a grip safety. Capacity is 7+1 using a single-column magazine with witness holes.
It carries a 3.75 inch barrel and fixed iron sights, combining a half-moon front blade with a small rear notch. The slide has rear serrations and a longitudinal sighting groove to aid alignment.
Built with a carbon-steel frame and receiver in the United States, this example dates to 1918. The barrel bears K inspection marks, adding clear period verification.
Markings include the right-side legend "COLT AUTOMATIC CALIBRE 32 RIMLESS SMOKELESS" and left-side patent/address lines with the Rampant Colt. The grips are checkered black hard rubber with the COLT banner and rampant Colt logo, and a lanyard loop is fitted at the heel.

