To submit any item to GIA for analysis and grading services, you will need to submit a completed Client Agreement with your first shipment.
Read More
Don’t judge a gem by colour alone. Many clues can help you identify gems of similar colours.
Read More
Peer through a microscope and discover another world of gems. Inclusions reveal the gem’s journey from deep within the earth to its surface.
Read MoreThe rich history and lore of cameos make them a fascinating avenue into the world of collecting for history, mythology and jewellery buffs.
Read More
Revival jewellery is inspired by the past – and wearing it connects us to the rich history of the beginning of civilisation.
Read MoreDrusy jewellery has surged in popularity in recent years. Celebrities wear it on the red carpet and designers clamour for it at gem shows.
Read MoreThe fashion trend of colourblocking can be found in the artistic combinations of colour in multicoloured gemstones known for their colour zoning or banding.
Read More
Mineral inclusions trapped in diamonds reveal the continents’ construction – and help GIA researchers date diamonds.
Read More
Change Language:
