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diamonds

709-Carat 'Peace Diamond' Sells for $6.5 Million

709-Carat 'Peace Diamond' Sells for $6.5 Million

It originated in Sierra Leone and sold in New York.
Basics: Precious Gems Bear Messages From Earth’s Molten Heart

Basics: Precious Gems Bear Messages From Earth’s Molten Heart

The Patricia Emerald is one of the largest uncut emeralds in the world, weighing 632 carats. Many of the qualities that make rubies, sapphires, emeralds and diamonds so exceptional — their hardness,
Basics: Precious Gems Bear Messages From Earth’s Molten Heart

Basics: Precious Gems Bear Messages From Earth’s Molten Heart

The Patricia Emerald is one of the largest uncut emeralds in the world, weighing 632 carats. Many of the qualities that make rubies, sapphires, emeralds and diamonds so exceptional — their hardness,
Lesotho Diamond Weighs More Than a Baseball

Lesotho Diamond Weighs More Than a Baseball

The 910-carat diamond found at the Letseng mine in Lesotho is the fifth-largest gem-quality diamond ever found.
Massive Diamond Discovered in Lesotho Is World’s Fifth Largest

Massive Diamond Discovered in Lesotho Is World’s Fifth Largest

Workers at Lesotho’s Letšeng mine have discovered an absolute whopper of a diamond, rated at 910-carats. Roughly the size of two golf balls, the precious gem has an estimated value of $40 million.
Massive Diamond Discovered in Lesotho Is World’s Fifth Largest

Massive Diamond Discovered in Lesotho Is World’s Fifth Largest

Workers at Lesotho’s Letšeng mine have discovered an absolute whopper of a diamond, rated at 910-carats. Roughly the size of two golf balls, the precious gem has an estimated value of $40 million.
Lesotho Diamond Weighs More Than a Baseball

Lesotho Diamond Weighs More Than a Baseball

The 910-carat diamond found at the Letseng mine in Lesotho is the fifth-largest gem-quality diamond ever found.
These Are the Biggest Diamonds in the World

These Are the Biggest Diamonds in the World

A small, embattled diamond miner just hit the jackpot.

5 Ideas For a Relaxing Valentine’s Day Dinner at Home

Five romantic dinner date ideas for those who would rather have a low-key Valentine's Day, including fondue, a heart-shaped cake set and steak and diamonds.
In the Super Bowl City, Building the Rings

In the Super Bowl City, Building the Rings

Employees setting stones in rings at the Jostens factory in Denton, Tex., in December. Championship teams now demand rings so large that Jostens is trying to create a two-fingered model.
In the Super Bowl City, Building the Rings

In the Super Bowl City, Building the Rings

Employees setting stones in rings at the Jostens factory in Denton, Tex., in December. Championship teams now demand rings so large that Jostens is trying to create a two-fingered model.
Link About It: Diamond Phone Screens Coming in 2019

Link About It: Diamond Phone Screens Coming in 2019

In development now, Miraj Diamond Glass might be the answer to cracked phone screens. The vision of Akhan Semiconductor, this lab-grown diamond product employs nanocrystal patterning. This lines up
Wealth Matters: A Battle Over Diamonds: Made by Nature or in a Lab?

Wealth Matters: A Battle Over Diamonds: Made by Nature or in a Lab?

A synthetic diamond seen through a microscope at a research facility in New Jersey run by the Gemological Institute of America.
Wealth Matters: A Battle Over Diamonds: Made by Nature or in a Lab?

Wealth Matters: A Battle Over Diamonds: Made by Nature or in a Lab?

A synthetic diamond seen through a microscope at a research facility in New Jersey run by the Gemological Institute of America.
The billionaire who allegedly swindled $1.8 billion from an Indian bank

The billionaire who allegedly swindled $1.8 billion from an Indian bank

Diamond trade wasn’t 47-year-old billionaire Nirav Modi’s primary career choice. He wanted to become a music conductor as a young man, and going by the…
Everything you need to know about the $1.8 billion PNB-Nirav Modi fraud

Everything you need to know about the $1.8 billion PNB-Nirav Modi fraud

India is currently dealing with what likely is its biggest bank fraud so far. Companies owned by diamond merchants Nirav Modi and Mehul Choksi are…
Stanford’s ‘diamond anvil’ technology could be a game-changer for chemistry

Stanford’s ‘diamond anvil’ technology could be a game-changer for chemistry

Stanford's molecular diamond anvil could be used to create custom molecules through the triggering of unique chemical reactions. And all by simply giving them a good, high-pressured squeeze! The post
Ice Crystals in Diamonds Reveal Pockets of Water Deep in Earth's Mantle

Ice Crystals in Diamonds Reveal Pockets of Water Deep in Earth's Mantle

Diamonds, the super-strong and brilliant crystals of carbon atoms produced under the Earth’s crushing pressures, are typically valued for their beauty and durability. But scientists also value them
Scientists found a new type of water in diamonds, holy crap

Scientists found a new type of water in diamonds, holy crap

Scientists have found a new type of water known as Ice-VII from diamonds deep in the Earth's crust. This type of ice is about 1.5 times as dense as what we're used to (Ice I), with a different atomic