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€155.00
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Ergonomic laboratory chair Mod. Ascona 

Backrest and seat in molded polyurethane foam cushioning covered with fireproof fabric. 

Choose dual pirouetting wheels or glides. 

Movement of rotation and elevation with gas piston, adjustable in height cm 42 - 50. 

Made in Italy.

Presidium Synthetic Diamond Screener II (SDS II)

Help to screen out Type IIa diamonds likely to be laboratory-grown diamonds.    

Tests on diamonds within a range in dimension from 1.5 mm in width and up to 5 mm in height (approx. 0.02 to 10 carat size).

Tests on polished diamonds of popular cuts such as brilliant round cut, emerald cut, baguette cut, etc.    

Can be used on both loose and mounted diamonds (on jewelry with open-back setting).

For use on colorless diamonds from D Color down to J Color.