US$ 28.50
Presidium Duo gem tester (GEMTEST-DUO-II)
large (120mm diameter) lens
If you drop them
It's not diamond and not Moissanite
will fit easily into a bag
20X12 Loupe five elements For the partially sighted_No Presidium Duo gem tester (GEMTEST-DUO-II)Summary 20X12 The 'standard' magnification for a loupe (for jewellery & gemstones, stamps & coins) is 10X. This one is 20X The diameter of the lens is 12mm* * useable diameter of this lens (allowing for the rim that holds the lens in place) 11. 5MM Too see reviews of loupes, click here Detail If you want a 20X magnification loupe, go for the absolute best quality smallest lens (this one is 5 element, better than than the usual high quality 'triplet'
US$ 28.50
US$ 185.00
US$ 264.27