Set of sample diamond simulants Consumables this gives you a choice

this gives you a choice of 30 different magnifications / working distances

Takes three AAA batteries

you do not have to file the coin (which you must do when using both acids and electronic testers) - read our short article about how it works

You’ve been looking at other brands and models

despite its relatively low price

Set of sample diamond simulants Consumables this gives you a choiceDetails This is a set of 'difficult' stones that are confused with diamond, not so much because they look like diamond to a jewellery expert, but because they are hard to measure on electronic testers, you need to see exactly what reading your particular tester gives on each of: Y. A. G G. G. G Synthetic sapphire Synthetic spinel Zircon Strontium titanate Cubic zirconia and then you can see how that reading matches your unknown stone Each stone rests