Set of sample diamond simulants Consumables A 150mm diameter lens will

A 150mm diameter lens will give a magnification somewhere between about 1

Takes three AAA batteries

tells you if a stone definitely isn't diamond or Moissanite

You’ve been looking at other brands and models

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

Set of sample diamond simulants Consumables A 150mm diameter lens willDetails 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