Gem Stone Company supplies selected machine-cut and precision-cut gemstones for jewellery manufacturing. Calibrated stones can support efficient setting where consistent dimensions are important.
 
GSC works with the following machine cut stones:

• White Topaz

• Blue Topaz (Sky, Swiss & London)

• Peridot

• Amethyst

• Citrine

• Black Spinel (wax set without color change)

• Garnet

• Natural White Zircon

• Ruby, Sapphire (White, Pink, Blue, Yellow, Green), Tsavorite

• CZ (White & Colored)

 
We carry sizes from 1mm to 5mm in Machine cut balls, preform & faceted stones. Tolerances range from 0.01mm to 0.05mm, depending on request.