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Search Results - Gemstones

your search of 'Gemstones' has 164 results.

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Above: Yoko London; Tasaki; David Morris

Gemstones
Pearls Part III: Akoya

Typically round in shape, white or cream in colour with a pinkish overtone, and possessing a high lustre – Akoya pearls are a classic. For consumers of the western world, these saltwater cultured pearls are the most popular choice. Read more »
<b>Above:</b>Autore Pearls; Arosha Taglia <b>Below:</b> Assael pearls; Musson

Gemstones
Pearls Part II: South Sea & Tahitian

South Sea and Tahitian pearls are the most prized of pearls cultured today. These exceptionally lustrous beauties can only be grown with meticulous care in the most pristine environmental conditions. Read more »
Organised by the Queensland Boulder Opal Association (QBOA), the event – now ninth year of the competition – will be held at The Waltzing Matilda Museum in Winton and open to Australian opal designers and jewellers.

News
Boulder opal jewellery awards to showcase successful designers

Australia’s homegrown boulder opal – one of the world’s rarest and most valuable gemstones – will be showcased during the 2022 Queen of Gems Jewellery Awards in July. Read more »
<b>Above (L to R) </b>Pacharee; Blue Nile; Mizuki

Gemstones
Pearls Part I: Freshwater

Pearls – an organic gem - have been revered pieces of treasure for thousands of years, having adorned the necks of nobility spanning across Persia, Babylon, Egypt, Rome, and beyond. Read more »
<b>Above:</b> Courbet <b>Inset:</b> Scio Diamond Tech

Gemstones
Part III: Synthetic diamond misconceptions

Over the past few years, comparisons made by the opposing ‘camps’ of natural and synthetic diamond have been rampant, with a large amount of misinformation clouding the scene. Read more »
<b>Above:</b> Swarovski Created Diamonds

Gemstones
Part II: Synthetic Diamonds

With the success of growing gem-quality diamonds at a reasonable cost, the next step for the synthetic diamond industry was to achieve larger sizes, improve quality, and produce an array of colour options to offer consumers. Read more »
The Global Witness report alleges that Myanmar’s current military leaders are taking advantage and control of what the organisation called “conflict rubies” to “tighten its grip on power and bankroll atrocities.” <b>Images:</b> AFP via Getty Images

News
Harry Winston stops sourcing gemstones from Myanmar

Swatch Group’s Harry Winston has announced it will cease sourcing gemstones from Myanmar - also known as Burma - for ethical reasons amid reports of widespread conflict and human rights abuses in the country. Read more »
Gemological Institute of Ratnapura director Chamila Suranga inspects the 310kg corundum. <b>Image:</b> Reuters – Dinuka Liyanawatte

News
"Queen of Asia" sapphire weighing 310 kilograms on display in Sri Lanka

A 310-kilogram natural blue sapphire has been placed on display in Sri Lanka in what could be the largest piece discovered to date, with an estimated value of more than $100 million. Read more »
33 shell beads that were found in Morocco have been discovered to date back almost 150,000 years. The holes drilled through each piece were rounded at the edges, indicating that the beads were used for traditional necklaces and earrings. <b>Image:</b> A. Bouzouggar, Insap, Morocco

News
Discovery of ancient jewellery traces history of human social traits

What archeologists believed to be the oldest jewellery discovered in southwest Morocco between 2014 and 2018 could be evidence that social profiling was practised during ancient times. Read more »
The 23,000 year old bead that was discovered on the Okinawan coast in the Sakitari Cave was carved from a tusk shell which showed traces of red pigment in the grooves of the shell.

News
Coloured jewellery bead discovered; 23,000 years old

An artificially coloured bead believed to be 23,000 years old has been unearthed in Japan’s Okinawa prefecture, and it has been confirmed as Japan’s oldest known colour accessory. Read more »
L to R: Anabela Chan earrings; Vrai necklace; Diamond Foundry's lab-created diamond rough before cutting.

Gemstones
Part I: Synthetic diamonds

Of all the great debates in the gem and jewellery industry, the ‘hottest’ topic continues to be natural versus synthetic diamonds. Varying, and sometimes, ‘opposing’ information is continually published as both synthetic and natural diamond technologies continue to develop. Read more »

Gemstones
The Gem Quarter: Sunset magic – orange & yellow gemstones

Jeweller explores the captivating hues of orange and yellow gemstones, from the rich gold of topaz to mandarin garnet, fresh citrine, and smouldering fire opal. Read more »
L to R: Kimberly McDonald earrings; Boucheron necklace; Chaumet bracelet Below: Cartier necklace; Ornella Ianuzzi ring

Gemstones
Unusual Opals Part III: Ethiopian Opal

While Australia remains the world's premier supplier of opal – accounting for approximately 90 per cent of the opal on the market – significant opal deposits were discovered in Ethiopia in 1994, 2008 and 2013. Read more »
Left to right: Linneys earrings; Opal Minded necklace; Cartier bracelet

Gemstones
Unusual Opals Part II: Boulder & Matrix Opal

Australia – the home of opal – is well known the world over for black and white opal specimens; however, boulder and matrix opals are a huge part of the Australian opal industry and only increasing in popularity. Read more »

Feature Stories
The Gem Quarter: Every hue of green and blue

Jeweller discovers the chemical and structural causes of colour in captivating natural blue and green gemstones, from Ceylon sapphires to imperial jade. Read more »

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