Tag Archives: Hoe om die egtheid van 'n diamant Malta pasgemaakte silwer juweliersware te identifiseer

Hoe om die egtheid van 'n diamant Malta pasgemaakte silwer juweliersware te identifiseer

  How to identify true and false diamonds The authenticity of diamonds can be identified by the drip method, die asemmetode, die adsorpsie- of witpapiermerkmetode. Drip method Drop a small drop of water on the diamond. If the water drop bulges up and keeps the shape of the ball for a […]