Vintage Colonial Prov. R.I. USA Two-Blade Pen Knife – Keychain Size | c. Mid-20th Century

This petite vintage two-blade pen knife by Colonial Knife Co. is a classic example of American-made utility in miniature form. Measuring just 2 inches closed, it was designed for convenience and everyday carry—often clipped to a key ring or tucked discreetly into a pocket.

The knife features a slim pen blade paired with a smaller secondary blade, both opening smoothly with good snap and seating firmly when closed. Its compact size and straightforward construction reflect Colonial’s long-standing role as a maker of practical, affordable knives for everyday Americans.

🔧 Specs

Maker: Colonial Knife Co.

Tang Stamp: Colonial / Prov. R.I. / USA

Origin: Providence, Rhode Island, USA

Era: Mid-20th century (circa 1950s–1970s)

Pattern: Two-blade pen knife

Blades:

Pen blade

Secondary pen blade

Closed Length: Approx. 2"

Handle Material: Brown jigged synthetic

Bolsters: Nickel silver

Construction: Traditional slipjoint

Attachment: Integrated key ring

🔎 Condition Note

This knife is in good vintage condition. Both blades open and close with good snap and remain tight. The blades show patina and light wear consistent with age and use, with no major defects noted. Handles are intact and secure. Overall, this is a solid, honest example of a well-used but well-preserved small utility knife.

This knife ships wrapped in acid-free archival tissue to help preserve both the blades and handle during transit and storage.

📜 Historical Note

Colonial Knife Co., based in Providence, Rhode Island, was one of America’s most prolific knife manufacturers throughout the 20th century. Known for producing reliable pocket knives at accessible price points, Colonial supplied everything from everyday pen knives to contract and promotional pieces. Small keychain-sized knives like this were especially popular in the post-war years as practical personal tools.

🧲 Collector’s Note

While modest in size, knives like this are increasingly appreciated for their authentic American manufacture and nostalgic charm. Ideal for collectors of USA-made pocket knives, vintage EDC enthusiasts, or anyone drawn to classic mid-century utility pieces.

⚠️ Disclaimer

All knives in this shop are vintage or pre-owned unless stated otherwise. While many are in excellent condition, they may show normal signs of age or handling such as scuffs, blemishes, patina, or blade wear. I try to document condition as accurately as possible in both the description and photos.

By purchasing this knife, you are confirming that you are 18 years of age or older and are complying with all applicable laws and regulations regarding knife ownership in your area.