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| Opal: | Australian Opal |
| Type of Opal: | Doublet Mosaic Australian Opal |
| Origin: | Lightning Ridge, Walgett Shire, NSW (Australia) |
CERTIFICATE NUMBER: ADDate: 08-25-2026 All opals featured in Alexander Dauvin timepieces are thoroughly examined and certified by experts. Using advanced gem-testing equipment, each Australian opal is assessed for its unique natural characteristics. We guarantee that every opal used in our jewellery is 100% natural and ethically sourced from Australia. |
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