Detect Fake Gold Coins | Gold Coin Balance Test the seven most popular 1oz gold coins: Philharmonic, Eagle, Krugerrand, Maple, Kangaroo, Panda, Buffalo All 24 karat, pure 1oz gold coins are GUARANTEED REAL if passes tests of diameter, thickness, and weight Density-controlled polymer is perfectly balanced for accurate measurement Two-sided, dual-fulcrum design for a compact, single piece. No batteries required COIN NOT INCLUDED