Gemstones

Diamond Colour GradingGemPen Darkroom allows the professional user to create a portable environment, making it easier to more accurately interpret ...

The GemPen® provides professional users with the means to efficiently determine whether a diamond, ruby or sapphire is natural, synthetic (man-made...

Sapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but ‘fancy’ coloured sapphires also occur in orange, ye...

Average Carat Weight: 1.00ct Ring Shank: 2mm Setting: Pave-Style: Stone Set Product Type: Rings Metal Colour: White Metal: 9ct Gold

Tourmalines are found in a wide range of colours, pink, green, blue, orange, yellow, brown, black, and colourless. Bi-coloured Tourmalines are also...

Setting stones in modern intricate Jewellery designs requires an exact count of the stones to be used. Counting small gemstones is a difficult and ...

Ruby’s hues vary from orangey-red to purplish-red and the presence of chromium is the trace element that causes the unparalleled ruby red colour. T...

The GemPen Filters are to be used as Add On Filters to be used with the GemPen Diamond Screener for testing and verifying Diamond, Rubies and Sapp...

The GemPen® provides professional users with the means to efficiently determine whether a diamond, ruby, or sapphire is natural, synthetic (man-mad...

An Enhydro/Enhydros is described as a natural water or fluid-filled chamber that is found within a crystal or mineral. Scientists prefer to call th...

An Enhydro/Enhydros is described as a natural water or fluid-filled chamber that is found within a crystal or mineral. Scientists prefer to call th...

Sapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but fancy coloured sapphires also occur. The variety in col...

Sapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but fancy coloured sapphires also occur. The variety in col...

Sapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but ‘fancy’ coloured sapphires also occur in orange, ye...

Garnet is a wide group of closely related mineral species with many varieties. Garnets range from red, brownish red, purplish red, orange, yellow t...

Sapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but fancy coloured sapphires also occur. The variety in col...

Sapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but fancy coloured sapphires also occur. The variety in col...

Ruby’s hues vary from orangey-red to purplish-red and the presence of chromium is the trace element that causes the unparalleled ruby red colour. T...

Sapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but fancy coloured sapphires also occur. The variety in col...

Sapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but fancy coloured sapphires also occur. The variety in col...

Sapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but fancy coloured sapphires also occur. The variety in col...

Sapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but fancy coloured sapphires also occur. The variety in col...

Garnet is a wide group of closely related mineral species with many varieties. Garnets range from red, brownish red, purplish red, orange, yellow t...

Sapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but fancy coloured sapphires also occur in orange, yellow, ...