Hartmann's

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Birthstone jewellery: Sumptuous rubies celebrate July

by Jodie Smith

Jewellery Collections

Hartmann’s: The debut jewellery collection featuring world exclusive Greenland rubies

by Katerina Perez

Argyle Pink Diamond Shopping Guide:

by Olivier Dupon

Gemstones Diamonds

Important Diamonds: Rio Tinto Argyle Pink Diamonds Tender 2016

by Olivier Dupon

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