KL Design & Import - 100 Brass Defined Lettering Quarter Size Chinese I Ching Coins For Feng Shui (25 mm) These coins were designed and created by K.L., they are antique finished new coins. Unbendable by hands. 100 Brass Defined Lettering Quarter Size Chinese I Ching Coins For Feng Shui The charactors on the coins are much more defined than other samilar coins They are strong and unbendable, thicker and heavier than the cheap ones usually found on the market The diameter of each coin is about 1 inch (25 mm). Size is exactly like a quarter.