100oz Perth Mint Silver Cast Bar with Serial Number

Product Overview

The 100oz Perth Mint Cast Silver Bar is a flagship investment product trusted by silver investors worldwide. Struck from 99.9% pure silver, this large-format cast bar offers a full 100 troy ounces of Western Australian government-backed bullion, making it an ideal choice for serious buyers looking to accumulate physical silver in bulk.

Produced by The Perth Mint, one of the world’s most reputable sovereign mints, each bar is individually serialised and stamped with the Mint’s official swan logo. Its cast finish and practical shape make it perfect for long-term storage, stacking, and efficient portfolio growth.

Key Features & Benefits

Contains 100 troy ounces (3.11kg) of 99.9% pure silver

Cast finish with a rugged industrial appearance

Individually serialised for secure tracking and authenticity

Stamped with The Perth Mint swan logo and purity hallmark

Ideal for bulk silver investment 

Highly liquid and popular with both retail and institutional investors

Design & Craftsmanship

The 100oz bar is cast, not minted, giving it a matte, textured finish that reflects its raw, industrial character. Each bar features:

The Perth Mint’s official swan logo

The inscriptions “100oz 999 SILVER”

A unique serial number stamped directly onto the surface

The bar’s robust shape allows for efficient stacking, making it ideal for long-term vault storage or secure at-home safekeeping.

Authentication & Specifications

Metal: Silver

Fineness: 99.9% pure

Weight: 100 troy ounces (≈ 3.11 kg)

Finish: Cast (matte surface with natural textures)

Dimensions: Varies slightly due to casting method

Mint: The Perth Mint 

Serial Number: Yes, unique to each bar

Packaging & Availability

Each 100oz Perth Mint bar is individually stamped. As a cast product, slight variations in surface finish, cooling marks, or natural blemishes are expected; these are part of its authenticity and character. Due to their popularity, availability may vary depending on market demand and refinery production schedules. 100oz Bars are not supplied encapsulated.