Make: Winchester

Model: 37

Serial Number: No Serial Number

Year of Manufacture: 1937-1963

Caliber: 12 Gauge, 2 ¾” Shells

Action Type: Single Shot Break Action

Barrel Length: 30”

Choke: Fixed, Modified.

Sights / Optics: The front sight is a brass bead fixed to the barrel. There is no rear sight, as is typical for shotguns.

Stock Configuration & Condition: The stock is in a 2 piece wood configuration featuring a straight comb, plastic buttplate, and a smooth forend. The LOP is 14” from the front of the trigger to the back of the buttpad. There are some light handling marks present and a large chip in the right side of the forend. The stock rates in Very Good condition.

Type of Finish: Blued

Finish Originality: Original

Bore Condition: The bore is bright. There is no visible erosion in the bore. In this writer’s opinion, the bore rates 10/10.

Overall Condition: This shotgun retains about 98% of its original blue finish. There are some light handling marks, with minor finish wear from normal use. The screw heads are sharp. The markings are clear. Overall, this shotgun rates in about Very Good condition.

Box, Paperwork & Accessories: None

Our Assessment: The Winchester Model 37 is a classic break-action single-shot shotgun, produced between 1937 and 1963. Known for its rugged durability and simplicity, it was a go-to firearm for hunting and sport shooting, making it a favorite among sportsmen and farmers alike. With a robust design and reliable function, these shotguns were built to last, and many remain in excellent working condition today.

This example, chambered in 12 gauge with a 30” barrel and Modified choke, is well-suited for bird hunting and other sporting applications. Despite a chip in the forend, the wood retains solid integrity, and the shotgun retains 98% of its original blued finish with clear markings. The bore is bright and smooth, ensuring reliable performance.

For collectors and enthusiasts of classic American shotguns, the Winchester Model 37 remains a desirable piece, known for its longevity and functional design. Whether you’re looking for a classic single-shot for the field or a piece of Winchester history, this shotgun is an excellent choice.