Diamond Tester

[Chico Rico]

Which one is the best for the dollar?

I've seen several but would like some references to a reliable one.

Thanks

 

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[revdrlon]

i was looking at the one on kellyco that is electric with a green looking light. i have no idea about these but i would like to know how it works.

 

[Shortstack]

Just go with the simple, old standby. Check around and find the kit with a slab of sapphire. Diamond is the only stone that can scratch sapphire.

 

[montepollock]

Club Soda,or mineral oil

 

[Peeber]

Club Soda,or mineral oil

Ok so how does a thing like that work?