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925 Sterling Silver with Australian Blue Opal Stone.dimension is 2.5 cm by 2.5 cm weight is 7.4 grams – Mayan Art Jewellery
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Amazon.com: Size 8 Australian Blue Opal Sterling Silver Ring October Birthstone Gift for Women Natural Real Blue Opal: Handmade
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Amazon.com: Stunning,Rare 4mm round Natural Australian Blue Opal doublets - unset gems - lot of 10: Arts, Crafts & Sewing
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