GIA Archives - Professional Jeweller

Graff presents the largest square emerald cut diamond in the world

Jewellery News by Alex Douglas on 12th April 2019

The principal diamond revealed from the 1,109 carat Lesedi La Rona rough diamond has been named the Graff Lesedi La Rona.

Gemological Institute of America snaps up starring role at Carat+

Jewellery News by Alex Douglas on 20th March 2018

Tom Moses Photo Credit Kevin Schumacher-GIA

One of the world’s premier diamond events has enhanced the splendour of its upcoming forum by unveiling an industry figurehead

RJC appoints director of business development

Business News by Stacey Hailes on 23rd November 2017

The Responsible Jewellery Council has appointed a director of business development to help expand its expertise and drive growth for

GIA finds synthetic diamond inscribed to match natural report

Diamonds & Gemstones News by Stacey Hailes on 15th November 2017

A synthetic round diamond was recently submitted to GIA's gem lab with a fake inscription matching a natural diamond report.

GIA discovers largest CVD synthetic diamond to date

Diamonds & Gemstones News by Stacey Hailes on 18th October 2016

The Gemological Institute of America (GIA) has recently tested a CVD-grown synthetic diamond that weighed over 5 carats. The GIA

GIA plans free open day for gem and jewellery enthusiasts

Diamonds & Gemstones Other by Stacey Hailes on 1st July 2016

The Gemological Institute of America (GIA) is to open the doors of its London campus next week as part of its ongoing efforts to inspire gem and jewellery enthusiasts in the UK. The institute is

Steven Stone Jewellers appoints new director

News Retail by Stacey Hailes on 23rd May 2016

Steven Stone Jewellers has appointed 25-year-old Max Stone as a director of the family business. Based In Hale, Cheshire the

More synthetic diamonds soon to be introduced into the jewellery industry, says GIA

Diamonds & Gemstones International News by Naida Redgrave on 31st March 2016

Researchers from the Gemological Institute of America (GIA) anticipate a surge in large high-pressure, high-temperature (HPHT) synthetic diamonds to be introduced into the

Polished diamond prices continue to increase in February

Diamonds & Gemstones News by Stacey Hailes on 2nd March 2016

Jewellery Designer Uses Diamonds For Insets

The Rapaport monthly report states that polished diamond prices rose in February continuing the up-trend evident since November. The report

Rapaport launches the Investment Diamond Report

Diamonds & Gemstones News by Stacey Hailes on 24th February 2016

The Rapaport Group has announced the launch of a new diamond grading report – the Rapaport Investment Diamond Report (IDR).

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