Gemological Science International (GSI)

GSI is currently one of the world’s largest independent gemological institutions, with 13 gemological laboratories spanning across four continents.

[Gemological Science International (GSI) @Gem_Science]

Topaz is formed in gem pegmatites where the presence of fluorine is abundant. An allochromatic gemstone, topaz gets its wide range of colors from impurities present in the gemstone and sometimes due to defect in its crystal structure.

#GSI #GSICertification #GemLab #Topaz

[Gemological Science International (GSI) @Gem_Science]

We at GSI re-engineered the diamond grading process and founded it on foolproof cutting-edge technology and automation. The result is diamonds that are graded to the highest standards.

Learn more by visiting https://t.co/jJs8t0FAQg.

#GSICertified #GSICertification #GemLab

[Gemological Science International (GSI) @Gem_Science]

It is officially the warm and cozy season that is autumn. As the air turns crisp and the cashmere comes out, this is the perfect time to introduce subtle accents of fall into your jewelry wardrobe.

Read More" on https://t.co/qkopUHzBXx at https://t.co/N3J8IKMZ3B

[Gemological Science International (GSI) @Gem_Science]

A massive Ceylon sapphire linked to Russia’s Romanov dynasty will headline Sotheby’s upcoming Royal & Noble Jewels sale in Geneva.

Read More: https://t.co/EryHH71TYj

#GSI #GSICertification #GemLab #RomanovSapphire

[Gemological Science International (GSI) @Gem_Science]

The Elsa Peretti® Split Cuff is an iconic, statement piece designed for Tiffany & Co. Inspired by Peretti's groundbreaking biomorphic Bone Cuff first introduced in 1970, the Split Cuff features organic, sensuous contours meticulously engineered to conform elegantly to the wrist.

[Gemological Science International (GSI) @Gem_Science]

Morganite is an orange or pink variety of beryl and is also a gemstone. Morganite is mined in Brazil, Afghanistan, Mozambique, Namibia, the United States, and Madagascar.
#Morganite

[Gemological Science International (GSI) @Gem_Science]

Congratulations to the Signet merchant teams on completing their GSI training! We had a great time training merchants from all brands including Kays, Zales, Peoples and Banter.

#GemologicalScienceInternational #GSICertified #GSI #GSICertification #GemLab #SignetDallas

[Gemological Science International (GSI) @Gem_Science]

If you were born in November, you are lucky to have a choice between two captivating gems: topaz and citrine. With their vibrant hues, these stunning stones are a great addition to your jewelry collection.

Read More on https://t.co/qkopUHzBXx at https://t.co/X7uEQ1DD4u

[Gemological Science International (GSI) @Gem_Science]

For the first time in four years, Tiffany & Co. participated in Les Journées Particulières, LVMH’s company-wide event that gives consumers a behind-the-scenes look at the processes that goes into making the luxury products it sells.

Read More: https://t.co/u4uUfw4HGz

[Gemological Science International (GSI) @Gem_Science]

In a world of emeralds, fiery rubies and brilliant blue sapphires, gray might seem like an unlikely contender for the spotlight. Yet this understated hue offers something increasingly desirable in luxury jewelry.

Read More on https://t.co/qkopUHzBXx at https://t.co/qklb937zYo

[Gemological Science International (GSI) @Gem_Science]

The Krupp Diamond (officially renamed The Elizabeth Taylor Diamond) is a legendary 33.19-carat Type IIa Asscher cut diamond renowned for its exceptional clarity and dramatic history.

#GemologicalScienceInternational #PreciousStones #FashionJewelry #KruppDiamond

[Gemological Science International (GSI) @Gem_Science]

An opal is a mesmerizing hydrated amorphous mineraloid composed of silica and up to 21% trapped water. Famously known as the traditional birthstone for October, it is celebrated for its unique structural ability to split light into a vibrant rainbow of shifting colors.

#Opal

[Gemological Science International (GSI) @Gem_Science]

GSI offers a variety of high-quality gemological services that range from a comprehensive diamond analysis to selected services like laser inscription that adds on to the security of your diamond. Learn more about GSI at https://t.co/9ADzrWRz3E
#GSICertification #GemLab

[Gemological Science International (GSI) @Gem_Science]

There is something beautiful and timeless about black jewels. From a black onyx pendant to a black enamel ring, or black diamond earrings, black jewelry is the perfect choice for embracing modern minimalism.

Read More on https://t.co/qkopUHzBXx at https://t.co/vxpSsOV2OW

[Gemological Science International (GSI) @Gem_Science]

It takes three security checks to get into a room that holds a billion dollars in jewels. Badge, photo ID, badge again. And then, there you are: a high-security vault.

Read More: https://t.co/effTb4ScXR

#GSICertification #GemLab #MensJewelry

[Gemological Science International (GSI) @Gem_Science]

Men's luxury jewelry is entering a more expressive era, with statement necklaces, bracelets, and gemstone rings taking center stage. Read "Bold Statements: The Top Men's Luxury Necklace, Bracelet, and Ring Trends for Fall" on https://t.co/qkopUHzBXx at https://t.co/sVuoZksTKP

[Gemological Science International (GSI) @Gem_Science]

The Hope Diamond is arguably the most famous gemstone in the world, renowned for its rare 45.52-carat weight, deep fancy dark grayish-blue color, and a rich history steeped in royal courts and legendary curses.

#HopeDiamond

[Gemological Science International (GSI) @Gem_Science]

Rhodonite is a rose pink to a dark red gemstone with its name derived from the Greek word rhodon, meaning "rose." It is a manganese silicate and may hold black dendritic inclusions. Pink Rhodonites were installed as inlays on columns at Mayakovskaya, a Moscow metro station.

[Gemological Science International (GSI) @Gem_Science]

For those who travel frequently and love their jewelry, a high-end travel jewelry case is an essential investment. They offer luxurious designs, and security to ensure your pieces remain safe and organized.

Read More on https://t.co/qkopUHzBXx at https://t.co/0QHl6Ik4AG

[Gemological Science International (GSI) @Gem_Science]

The unveiling of Tiffany & Co.’s Sixteen Stone solitaire diamond ring, a new addition to the Sixteen Stone collection, represents an evolution of one of the House’s most enduring motifs, bringing new dimension to a creation Jean Schlumberger originally designed in 1959.