Specific Gravity (density) Kit by Quicktest, incl. scales One-Offs & Clearance - Precious Metal Testers 1g - 1ozTroy for weighing

1g - 1ozTroy for weighing gold and silver

this is only available for sale with electronic gold testers

There's also an up-market version which includes several different cuts (shapes)

CVD and HPHT

large (120mm diameter) lens

Specific Gravity (density) Kit by Quicktest, incl. scales One-Offs & Clearance - Precious Metal Testers 1g - 1ozTroy for weighingSummary Weigh the item on the weighing machine (included). Then weigh it again, but this time suspended in water. Now find a calculator and do a simple calculation. Note, you can test precious metals, you can test gemstones, but you cannot test both at the same time (i. e. jewellery set with stones). Pros and cons Cons: you must work slowly and carefully; you must write down the readings and do some simple arithmetic with a calculator (we do also