October

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

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6 items filtered by: 4.00-4.99ct ×
 4.46ct Pear Shape Cabochon Ethiopian Opal 17% off
Ethiopian opal is a relatively new contender on the opal market, however it is capable of producing material with exceptional play of colour and top quality "crystal" opal. A beautiful crystal opal, this piece stands out from the pack with...
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4.12ct Green Tourmaline Emerald Cut
This beautiful Brazilian tourmaline is ever so slightly bi-coloured with the stone moving from a deeper to more light blue green across the length of the stone the piece is virtually flawless with a 10x loupe bar a minute chip...
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3pc 4.28ct TW Australian Boulder Opal Lot
This beautiful boulder opal lot has some great shapes and lovely fire. The pieces are all natural boulder opal from Queensland, Australia. Stone Type Opal - Boulder Cut Free-form Weight 4.28ct TW Dimensions Mixed Colour Multi Clarity NA Treatment None Origin...
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3pc 3.80ct TW Australian Boulder Opal Lot
This beautiful boulder opal lot has some great shapes and lovely fire. The pieces are all natural boulder opal from Queensland, Australia. Stone Type Opal - Boulder Cut Free-form Weight 3.80ct TW Dimensions Mixed Colour Multi Clarity NA Treatment None Origin...
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 4.72 ct Oval Cabochon Ethiopian Opal 21% off
Ethiopian opal is a relatively new contender on the opal market, however it is capable of producing material with exceptional play of colour and top quality "crystal" opal. This is a lovely warm stone with strong large flashes of red...
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