Gold Testing Kit - (Melting Pot | Testing Stone | 4 Vials) Melting Pot Diameter: 3" Large Vial Dimensions: 6.4cm x 1cm (HW) Small Vial Dimensions: 3.8cm x 1cm (HW) Includes: Ceramic Melting Pot, Testing Stone, 2 Large Vials, 2 Small Vials