October

The birthstones for those born in October are Opal and Tourmaline.

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25 items filtered by: 10.00-14.99ct ×
Green Tourmaline Rod Crystals
These beautiful natural tourmaline rod shaped crystals have a wonderfully elegant feel. They could be easily set into jewellery as is to make stunning and unique pieces. The colour is a warm slightly yellow/olive green and very uniform throughout the...
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11.92ct Australian White Solid Opal
This beautiful solid opal has been cut to an excellent symmetrical shape in is slightly domed on both sides. The piece mainly has soft red fire with touches of green and yellow. This is a nice big piece that faces up very large...
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12.71ct Free-Form Australian Opal
This beautiful black and grey opal from Lightning Ridge, Australia has a wonderfully elegant shape and a stunning contrast of colours across the stone.  Stone Type Opal - Black and Grey Cut Free Form Cabochon Cut Weight 12.71ct Dimensions 44x10.9x3.8mm...
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25ct+ Mixed Watermelon Tourmaline Rough Parcels
This rough tourmaline is a mix of watermelon stones along with straight green or pink and is in sizes perfect for setting in jewellery as is or great practice material for gem cutters looking to make cabochons or small slices. These stones...
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10.09ct Green Tourmaline Oval Cut
This amazing green tourmaline has an intensely rich grass tone and is eye clean.   Stone Type Tourmaline Cut Cushion Cut Weight 9.18ct Dimensions 14.85x11.4x8.25mm Colour Green Clarity VS/SI Treatment Standard heat treatment Origin Pakistan, regular sourcing. Reference  LG100230
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14.15ct Pink Tourmaline Facet Rough
This fantastic piece has a beautiful mid candy pink tone and would make a great opportunity to cut a coveted round cut in the 5ct range. The piece is naturally in a roundish shape so cutting as a round should...
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18.81ct Pink Tourmaline Facet Rough
With a deeply saturated violet pink c-axis and beautiful soft pink perpendicular to the c-axis this piece has a potential for a good yield in a multi-tonal pink stone. Cutting an eye clean stone from this piece should be easy given its...
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14.79ct Free-form Boulder Opal
14.79ct Free-form Boulder Opal.  Stone Type Opal - Boulder Cut Free form Weight 14.79ct  Dimensions Approx. 25x8mm 4.8mm deep Colour Multicolour Clarity NA Treatment None Origin Australia, Responsible Sourcing Reference  LG700092 Notes *Please note that this stone has been photographed to...
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12.60ct Free-form Boulder Opal
12.60ct Free-form Boulder Opal. Stone Type Opal - Boulder Cut Free form Weight 12.60ct  Dimensions Approx. 22x9mm 5mm deep Colour Multicolour Clarity NA Treatment None Origin Australia, Responsible Sourcing Reference  LG700103 Notes *Please note that this stone has been photographed to...
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11.27ct Free-form Crystal Opal
11.27ct Free-form Crystal Opal. Stone Type Opal - Crystal Cut Free Form Weight 11.27ct  Dimensions Approx. 18x18mm 5.5mm deep Colour Multicolour Clarity NA Treatment None Origin Australia, Responsible Sourcing Reference  LG700113 Notes *Please note that this stone has been photographed to our...
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14.7ct Opalized Wood/Pipe Opal Free-form
14.7ct Opalized Wood/Pipe Opal Free-form. Stone Type Opal - Opalized Wood/Pipe Cut Free form Weight 14.7ct  Dimensions Approx. 32x10mm 7mm deep Colour Multicolour Clarity NA Treatment None Origin Australia, Responsible Sourcing Reference  LG700133 Notes *Please note that this stone has been...
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14.21ct Opalized Wood/Pipe Opal Free-form Sold out
14.21ct Opalized Wood/Pipe Opal Free-form. Stone Type Opal - Opalized Wood/Pipe Cut Free form Weight 14.21ct  Dimensions Approx. 25x10mm 7mm deep Colour Multicolour Clarity NA Treatment None Origin Australia, Responsible Sourcing Reference  LG700137 Notes *Please note that this stone has been...
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14.03ct Boulder Opal Free-form
14.03ct Boulder Opal Free-form. Stone Type Opal - Boulder Cut Free-form Weight 14.03ct  Dimensions Approx. 24x8mm 6mm deep Colour Multicolour Clarity NA Treatment None Origin Australia, Responsible Sourcing Reference  LG700152 Notes *Please note that this stone has been photographed to our...
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13.95ct Free-form Boulder Opal
13.95ct Free-form Boulder Opal. Stone Type Opal - Boulder Cut Free Form Weight 13.95ct  Dimensions Approx. 15.5x12.5mm 5.8mm deep Colour Multicolour Clarity NA Treatment None Origin Australia, Responsible Sourcing Reference  LG700157 Notes *Please note that this stone has been photographed to...
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13.18ct Boulder Opal Free-form Cabochon
13.18ct Boulder Opal Free-form Cabochon. Stone Type Opal - Boulder Cut Free Form, Cabochon Weight 13.18ct  Dimensions Approx. 19x13.8mm 5.3mm deep Colour Multicolour Clarity NA Treatment None Origin Australia, Responsible Sourcing Reference  LG700172 Notes *Please note that this stone has...
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12.93ct Opalized Wood/Pipe Opal Trapezoid Shape
12.93ct Opalized Wood/Pipe Opal Trapezoid Shape. Stone Type Opal - Opalized Wood/Pipe Cut Trapezoid Shape Weight 12.93ct  Dimensions Approx. 20x18mm 5mm deep Colour Multicolour Clarity NA Treatment None Origin QLD, Australia, Responsible Sourcing Reference  LG700187 Notes *Please note that this stone...
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10.83ct Boulder Opal Triangular Cut
10.83ct Boulder Opal Triangular Cut. Stone Type Opal - Boulder Cut Triangular Weight 10.83ct  Dimensions Approx. 20x10mm 5mm deep Colour Multicolour Clarity NA Treatment None Origin Australia, Responsible Sourcing Reference  LG700209 Notes *Please note that this stone has been photographed to our...
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10.31ct Pipe Opal Irregular Cushion Cut
10.31ct Pipe Opal Irregular Cushion Cut. Stone Type Opal - Pipe Cut Irregular Cushion Cut Weight 10.31ct  Dimensions Approx. 25x15mm 3.5mm deep Colour Multicolour Clarity NA Treatment None Origin QLD, Australia, Responsible Sourcing Reference  LG700211 Notes *Please note that this stone...
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10.61ct Freeform Pipe Opal
10.61ct Freeform Pipe Opal. Stone Type Opal - Pipe Cut Freeform Weight 10.61ct  Dimensions Approx. 20x15mm 6mm deep Colour Multicolour Clarity NA Treatment None Origin Australia, Responsible Sourcing Reference  LG700215 Notes *Please note that this stone has been photographed to our best...
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10.50ct Freeform Pipe Opal
10.50ct Freeform Pipe Opal. Stone Type Opal - Pipe Cut Freeform Weight 10.50ct  Dimensions Approx. 25x10mm 5.3mm deep Colour Multicolour Clarity NA Treatment None Origin QLD, Australia, Responsible Sourcing Reference  LG700220 Notes *Please note that this stone has been photographed to our...
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14.58ct Pipe Opal Odd Shape
14.58ct Pipe Opal Free-form Cut Stone Type Opal - Pipe Opal Cut Free-form Weight 14.58ct  Dimensions  Approx. 24x13mm 6.3mm deep Colour Multicolour Clarity NA Treatment None Origin QLD, Australia, Responsible Sourcing Reference  LG700245 Notes *Please note that this stone has been...
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10.49ct Freeform Boulder Opal
10.49ct Freeform Boulder Opal. Stone Type Opal - Boulder opal Cut Freeform Weight 10.49ct  Dimensions  Approx. 18.5x17.5 mm 4mm Deep Colour Multi-colour Clarity NA Treatment None Origin Australia, Responsible Sourcing Reference  LG700256 Notes *Please note that this stone has been photographed to...
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