Product Categories
Beading
Burrs
Crucibles & Ingots
Diamond Carving Points
Diamond Files
Diamond Paste
Diamond Powder
Diamond Wheels
Diamond Saw Blades
Display
Flexshafts
Gas Torches
Gemmological
Gems/Minerals/Fossils
Jewellery Tools
Lapidary Supplies
Lights
Magnifiers & Loupes
Measuring/Gauges
Miscellaneous
Rolling Mills
Scales
Sieves
Tweezers & Prongs

Gemmological

		Price:	QTY:
Ruby Filter Rubies (both genuine and synthetic) appear brilliant red under the filter. Synthetic blue spinel appear yellow-orange or pink while aquamarine and sapphires appear green or green-grey.   * Ensure the filter is kept clean. * Do not leave the filter under or upon any hot object such as a radiator or lamp or in sunlight. * Do not immerse in liquids. * When the filter is not in use, fold the cover over the filter and place in the plastic bag. * wipe dust from the filter with a soft dry cloth, or use a blower   With care, this unit will provide years of reliable service!