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Authenticate 1 oz gold and silver coins by diameter, thickness, and weight

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The Gold Coin Balance

Know it's real.

A precision balance that tests 1 oz gold and silver bullion coins for diameter, thickness, and weight. No batteries, no guesswork.

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How it works

Three measurements. One verdict.

Pure 1 oz gold coins are guaranteed real if they pass all three tests.

The balances

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  • The Gold Coin Balance

    The Gold Coin Balance

    Price: $25.99
  • The Silver Coin Balance

    Price: $25.99

Built for the world's most popular bullion coins.

Gold Coin Balance · 1 oz gold

  • American Eagle
  • American Buffalo
  • Canadian Maple Leaf
  • South African Krugerrand
  • Austrian Philharmonic
  • Australian Kangaroo
  • Chinese Panda

Silver Coin Balance · 1 oz silver

  • American Eagle
  • British Britannia
  • Canadian Maple Leaf
  • South African Krugerrand
  • Austrian Philharmonic
  • Australian Kangaroo
  • Asahi Buffalo Round
American Eagle gold coins
The Gold Coin Balance with a gold Buffalo coin

One piece. No batteries. Nothing to calibrate.

Design
Two-sided, dual-fulcrum balance in a single compact piece.
Material
Density-controlled polymer, perfectly balanced for accurate measurement.
Power
None needed. It works anywhere you buy, sell, or store coins.

Test before you trust.

Check every coin you buy, sell, or hold in seconds.

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