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Gemstones

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Fine ruby gemstone demonstrating vivid red characteristic of top-grade stones

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Pigeon's Blood Ruby

Light
Water—

Princess-cut diamond showing square outline with pointed corners and brilliant-style faceting

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Princess Cut

Light
Water—

Rhodolite garnet specimen showing characteristic rose-red to purplish colour

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Rhodolite Garnet

Light
Water—

Cut gemstone; rose cut features a flat base with domed triangular facets converging at an apex

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Rose Cut

Light
Water—

Faceted ruby gemstone showing characteristic red colour

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Ruby (Red Corundum)

Light
Water—

Blue sapphire gemstone specimen showing characteristic cornflower-blue colour

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Sapphire

Light
Water—

Blue sapphire crystal showing characteristic vivid blue corundum representing September's birthstone

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September Birthstone

Light
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Red spinel crystal showing characteristic octahedral form and vivid colour

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Spinel

Light
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Corundum specimen; star sapphire is corundum with oriented rutile silk producing six-rayed asterism

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Star Sapphire

Light
Water—

Faceted gemstone showing step-cut facet arrangement with parallel tiers

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Step Cut

Light
Water—

Faceted tanzanite gem showing blue-violet colour characteristic of the Merelani deposit

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Tanzanite

Light
Water—

Orange-yellow imperial topaz crystal from Ouro Preto, Brazil

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Topaz

Light
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