High Standard Sentinel Revolver Value Guide

The High Standard Sentinel R-101 is a pioneering mid-century firearm known for its innovative aluminum alloy frame and high-capacity nine-shot swing-out cylinder. Produced between 1955 and 1957, it offered a high-quality, accessible alternative to premium rimfire models from Colt and Smith & Wesson.

What affects the value of High Standard Sentinel Revolver?

• Overall condition of the blued finish, as aluminum frames often show unique wear patterns compared to steel.
• Mechanical integrity of the double-action timing and the lockup of the nine-shot cylinder.
• Presence of the original Hunter Company leather holster, which adds historical value and provenance.
• The specific production year, with early 1955-1957 models being highly sought after by rimfire collectors.

How to Identify High Standard Sentinel Revolver?

• Verify the 'R-101' model designation stamped on the frame to confirm the 1955-1957 production era.
• Check for the signature nine-shot swing-out cylinder and the lightweight aluminum alloy frame construction.
• Look for original checkered plastic grips and the specific blued finish characteristic of early High Standard manufacturing.
• Inspect the accompanying Hunter Company leather holster for period-correct markings and fit.

History of High Standard Sentinel Revolver

Introduced in 1955, the High Standard Sentinel R-101 was a groundbreaking firearm that utilized an aluminum alloy frame and a unique nine-shot swing-out cylinder. It was designed to compete with Colt and Smith & Wesson by offering high-quality rimfire performance at a more accessible price point for target shooters and recreational plinkers.