Welcome to the Gem-A Blog. Here, you will find up-to-date information on the latest news and trends, exclusive features and regular reports from a host of gemmology insiders. Each month we will share highlights from our printed publications and take you behind-the-scenes at our popular Gem Central events. Would you like to submit an article for the Blog? Email us on editor@gem-a.com


Birthstone Guide: Diamond for Those Born in April

Birthstone Guide: Diamond for Those Born in April

For those lucky enough to be born in the month of April, the diamond is their birthstone. Here, Gem-A tutor Lily Faber FGA EG explores one of the world's most coveted gemstones.

Read more


How to Assess the Value of an Opal: A Beginner's Guide to Pricing

How to Assess the Value of an Opal: A Beginner's Guide to Pricing

Although once known as 'bad luck', opals are fast becoming one of the most sought after gemstones in jewellery collections. But what makes one opal worth thousands and others mere pounds and pence? Here, Gem-A Instruments manager, Samatha Lloyd FGA EG, offers a quick but essential guide to opal value factors and what distinguishes a fantastic specimen from an average one. 

Read more


An Interview with GCDC Award winner Jacqueline Cullen

An Interview with GCDC Award winner Jacqueline Cullen

Jacqueline Cullen of Jacqueline Cullen Designs was one of the 2018 winners of Gem-A’s contribution to the Goldsmiths' Craft & Design (GCDC) Awards, often referred to in the industry as the 'Jewellery Oscars'. Here, Gem-A speaks to the designer about the inspiration behind her work.

Read more


Historic 6.16ct Farnese Blue Diamond Up For Auction

Historic 6.16ct Farnese Blue Diamond Up For Auction

After more than three centuries in the same family, the exceptional Farnese Blue diamond is coming up for auction at Sotheby’s in Geneva on May 15, 2018.

Read more


An Interview with GCDC Award winner Huub Boekhorst

An Interview with GCDC Award winner Huub Boekhorst

Huub Boekhorst of Brillanza Jewellery was one of two winners in the Gem-A sponsored category at this year's Goldsmiths' Craft & Design (GCDC) Awards. Now, with what's often referred to as a 'Jewellery Oscar' under his belt, Boekhorst shares the inspiration behind his winning hairpin and shares insights into his world of fine silversmithing. 

Read more


Birthstone Guide: Bloodstone for Those Born in March

Birthstone Guide: Bloodstone for Those Born in March

Gem-A gemmology tutor Lily Faber FGA EG delves into the history and properties of bloodstone - an alternative birthstone for the month of March. 

Read more


Coloured Stones from Brazil. Past, Present and Future

Coloured Stones from Brazil. Past, Present and Future

Guy Lalous ACAM EG presents us a historical review, and an updated overview, of the Brazilian coloured stone industry. His latest Journal Digest from Gem-A’s Journal of Gemmology (Winter 2017. 35.8) also examines the effects of China’s emergence as a consumer market on Brazil’s gem industry.

Read more


Birthstone Guide: Amethyst for Those Born in February

Birthstone Guide: Amethyst for Those Born in February

Gem-A gemmology tutor Lily Faber FGA EG explores the history of amethyst and its significance as the birthstone of February - the most romantic month of the year.

Read more