Make: Weatherby

Model: Mark V

Serial Number: SB040524

Year of Manufacture: Modern

Caliber: .30-378 Weatherby Magnum

Action Type: Bolt Action, Internal Magazine

Markings: The left side of the receiver is marked “Weatherby®, Atascadero, CA”. The left side of the barrel is marked “USE ONLY 30-378 WBY MAG”. The right rear of the barrel is marked “MADE IN U.S.A.” The left rear of the receiver is marked “MARK V U.S. PATENT NO. 3,013,355”. The serial number “SB040524” is marked on the right side of the receiver ring.

Barrel Length: 26”. 28” with muzzle brake. Fluted stainless barrel.

Sights / Optics: There are no provisions for iron sights. Mounted to the rifle is a Zeiss Diavari-Z 3–12x56 scope, Made in Germany. It features a variable zoom from 3x to 12x with a large 56mm objective lens and T* lens coating. The scope has a duplex-style reticle. The glass is crystal clear with no visible hazing. The scope is in excellent condition.

Stock Configuration & Condition: The stock is a textured black synthetic Monte Carlo-style with gray webbing and a right-hand cheekpiece. The LOP measures 13 5/8” from the front of the trigger to the back of the soft black rubber buttpad. There are some extremely light handling marks and faint storage rubs, but no cracks or chips are observed. The molded-in texture and lines are crisp. The stock rates in about Excellent overall condition.

Magazine Quantity & Condition: Internal magazine with hinged door plate.

Type of Finish: Matte black receiver, fluted stainless steel barrel, and matte black scope mounts and rings.

Finish Originality: Original

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

Overall Condition: This rifle retains about 99% of its metal finish. The balance of the finish shows only the faintest signs of handling. The bolt face is clean, and there is no evidence of brass contact or powder fouling. The crown and muzzle brake are pristine. There are no scratches, rust, or corrosion visible. The screw heads are sharp. The pins are clean. The markings are sharp. Overall, this rifle rates in about Excellent to Like New condition and appears unfired.

Mechanics: The action functions correctly. We did not fire this rifle. As with all used firearms, a thorough cleaning may be necessary to meet your maintenance requirements.

Box, Paperwork & Accessories: The rifle is equipped with a mounted Zeiss Diavari-Z 3–12x56 scope. There is a Butler Creek sling attached.

Our Assessment: This Weatherby Mark V chambered in the .30-378 Weatherby Magnum is a purpose-built magnum-class rifle, engineered for extreme long-range shooting and maximum downrange energy. With its stainless fluted barrel and factory muzzle brake, it delivers both performance and aesthetics, reducing barrel heat and taming magnum recoil.

The Mark V action is one of the strongest bolt designs in the world, utilizing a 9-lug locking system and short bolt lift for faster cycling. Paired with a top-tier German optic in the Zeiss Diavari-Z 3–12x56, this setup offers serious capability for big game hunters and precision shooters alike. The scope’s low-light performance and rugged reliability are a perfect match for the cartridge’s range.

This rifle appears unfired, making it a top-tier addition for collectors, long-range hunters, or enthusiasts looking for a high-performance precision platform. It’s a rare find in this condition, ready for use or display.