Description This Gold Testing Kasoti Stone is a small, flat black stone designed for testing the purity of gold items. Measuring 2.5" x 1.5" x 1/8" (6mm), it’s compact enough to carry yet durable for repeated use. To be used with gold testing keys and acids (not included), this stone provides an accurate and reliable way to determine gold quality. Ideal for jewelers, collectors, and gold buyers who want professional-grade testing in a pocket-sized tool. Bullet Points Compact Testing Stone – Measures 2.5" x 1.5" x 1/8" (6mm), perfect for portable use. Accurate Gold Purity Check – Works with testing acids and keys (not included) to verify gold quality. Professional Quality – Durable black stone ensures reliable and repeatable results. Easy to Use – Simply rub the gold item on the stone before applying acid for quick testing. Essential Jewelry Tool – Trusted by jewelers, pawn shops, and collectors for detecting authenticity.
