GIA’s services and instruments have grown in importance and impact as new gem treatments and laboratory-grown gems have entered the market.
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Gem cutters - whether “gem whisperers” or mathematicians - create breathtakingly artistic individual gems and sculptures.
Read MoreTourmalines have a very complex chemical composition, and more than a dozen mineral species are recognised within this group.
Read MoreDesigner specialises in Maine tourmaline, precision faceting, fantasy-cut gemstones and custom-designed jewellery.
Read MoreSomewhere in Brazil in the 1500s, a Spanish conquistador washed the dirt from a green tourmaline crystal and confused the vibrant gem with emerald. His confusion lived on until scientists recognised tourmaline as a distinct mineral species in the 1800s.
Read MoreTourmalines come in a wide variety of exciting colours. In fact, tourmaline has one of the widest colour ranges of any gem species, occurring in various shades of virtually every hue.
Read MoreLearn about the factors that make tourmaline so desirable.
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Escape to a warm-water paradise in your mind with these jewels that formed in the sea, are inspired by marine life and evoke the ocean’s essence.
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Decent demand for finished jewellery, but less for loose gems. Plus: Lab-grown diamonds and responsible, sustainable business practices.
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Green gemstones, which can uplift and heal our spirits, have been popular gem choices ever since we began to adorn ourselves with jewellery.
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