Tag Archives: diamonds

Canadian diamond samples reveal details of ‘lost continent’

March 25, 2020

A collection of kimberlite rock samples from Nunavut’s Baffin Island have been identified as remnants of an ancient part of the Earth’s continental crust.

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CJA guide outlines laws for advertising lab-grown diamonds

February 28, 2020

In response to the increase of lab-grown diamonds being marketed to Canadian consumers, the Canadian Jewellers Association (CJA) has released the CJA Guidelines to Advertising Lab Grown Diamonds (LGD).

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Spectacular shades: The colour of diamonds

February 27, 2020

Diamonds have fascinated jewellery and gemstone fans for thousands of years. We regard these shiny stones as solidified drops of the crystal-clear, pure morning dew, with the most exceptional among them classified as gems of ‘the finest water.’ These descriptors are all well and good for clear gemstones, but what about diamonds of other hues, colours, and tones?

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GSI warns of new ‘treatment imitation’ in lab-grown diamonds

February 26, 2020

Gemological Science International (GSI) is advising industry members to be extra cautious after receiving a lab-grown diamond with an inclusion typically only found in natural stones.

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17.44-carat yellow diamond found in Russia

February 21, 2020

Alrosa has unearthed a 17.44-carat bright yellow gem-quality diamond from its Verkhne-Munskoye deposit in Yakutia.

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Pink diamond prices climb 116 per cent in 10 years

February 14, 2020

When it comes to coloured diamonds, pink is certainly looking pretty.

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Crystal Pepsi synthetic diamond ring revealed

February 14, 2020

Pepsi has introduced an engagement ring featuring a 1.53-carat synthetic diamond centre stone, created using Crystal Pepsi.

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GIA suspends diamond sealing services amid fraud fears

February 3, 2020

Faced with potential packet tampering, the Gemological Institute of America (GIA) has suspended diamond sealing services.

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Christie’s jewels sale totals $67.5 million

December 16, 2019

A unique Burmese ruby, emerald, diamond, and natural pearl brooch of 11.20 carats was the top lot at Christie’s Magnificent Jewels sale earlier this month, selling for more than US$8.9 million.

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Emerging Toronto designers shine in Botswana

November 14, 2019

The designs of three recent graduates of Toronto’s George Brown College (GBC) earned international praise at De Beers’ 2019 Shining Lights Awards (SLA) in Botswana.

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