Unleash the fierce presence of Japanese folklore with the 5 oz Oni Mask Copper Round, a stunning fusion of .999 fine copper bullion and high-impact artistry. Featuring a dramatic, high-relief demon mask and an unconventional sculpted shape, this piece stands out as both a unique collectible and a substantial copper investment. Its bold design and cultural symbolism make it a must-have for collectors seeking something beyond traditional rounds.
Key Features:
- Weight & Purity: 5 AVDP Ounces | .999 Fine Copper
- Metal Type: Solid Copper Bullion Round
- Obverse Design: Detailed Oni Demon Mask with horns, fangs, and ornate armor styling
- Reverse Design: Custom-shaped silhouette with stamped weight and purity
- Finish: Antiqued high-relief for enhanced depth and contrast
- Packaging: Protective capsule with custom display box
The obverse showcases a striking Oni demon mask, sculpted in deep, high-relief detail. The face is intense and expressive, featuring sharp fangs, glowing eyes, and curved horns that command attention. Fine engravings across the forehead and cheek guards echo traditional Japanese samurai armor, adding layers of texture and cultural depth. The interplay between polished surfaces and darker antiqued recesses gives the piece a dramatic, almost lifelike presence.
The reverse breaks away from standard round designs with a distinctive Oni-shaped silhouette, transforming the piece into a functional work of art. The inscription “5 AVDP OUNCE .999 FINE COPPER” is cleanly stamped, ensuring authenticity while preserving the minimalist aesthetic.
Rooted in Japanese legend, Oni are powerful supernatural beings often associated with strength, protection, and fearsome authority. This round captures that dual nature—both intimidating and protective—through its bold and intricate design.
This impressive copper round contains 5 AVDP ounces (over 140 grams) of .999 fine copper, giving it a substantial, satisfying weight in hand. It features an antiqued, high-relief finish that enhances every intricate detail of the design, creating strong contrast between raised and recessed elements. Unlike traditional bullion pieces, this round is struck in a custom, non-circular silhouette, reinforcing its identity as both a collectible and a work of art. Each piece is presented in a protective capsule and housed within a premium display box, making it ideal for gifting or showcasing. Its combination of sculptural depth, unique shape, and cultural inspiration distinguishes it from standard copper rounds, offering collectors a truly standout addition.
The 5 oz Oni Mask .999 Fine Copper Round delivers a powerful blend of mythology, craftsmanship, and tangible value. With its bold high-relief design, unique silhouette, and substantial copper weight, it’s an exceptional addition for both collectors and bullion enthusiasts.





