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The Museum Collection
Amongst this collection are some of the worlds rarest blue topaz gemstones.
The Ostro Stone- A pedra de Ostro- 9,381cts
Donated by the Ostro family to the Natural History Museum in London.
The Hyacinth Pear- A pêra do Jacinto- 188.84cts
The Kings Lagoon- A Lagoa dos reis- 161.66cts
The Iris- A íris – 450.65cts
The Sceptre-O cetro – 983cts
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