Skip to content

Our Diary

Gems and Jewels

Mauboussin: Paris' Four-Pointed Star

  An Old Friend You May Not Know A brand is a curious thing. Take three similar French houses of fine jewelry: Cartier, Boucheron, and Mauboussin. Each boasts a pedigree dating back to the mid-19th...

Read more
How to Measure Brilliance (And Why It Isn't Everything)-Jogani

How to Measure Brilliance (And Why It Isn't Everything)

When inquiring about brilliance, gem trader Anup Jogani gives a full perspective on what's really important when purchasing a stone. Modern society heavily relies on measurements and metrics to eva...

Read more
Every Gem Requires Compromise-Jogani

Every Gem Requires Compromise

Dealer Anup Jogani discusses the importance of compromise in the evaluation of, and vision for, gemstones. Natural gemstones are temperamental beasts. Part of the beauty of dealing in this specific...

Read more
Buying Emeralds-Jogani

Buying Emeralds

  Seeing Green: All About Emeralds   I’m a great lover of colored gemstones, and I particularly love a really great emerald. When you find a really clear, dark, big emerald, it ignites something ...

Read more

Van Cleef & Arpels: A Love Story

A Van Cleef & Arpels brooch from the Jogani collection Van Cleef & Arpels is one of the most respected high jewelers in history. This world-famous firm was the result of a marriage between...

Read more
Love & Jewelry: Boucheron-Jogani

Love & Jewelry: Boucheron

If you’re passionate about jewelry, Boucheron is a name you’ll want to know. Frédéric Boucheron was a jeweler ahead of his time - an artist who created some of the most prolific jewelry items in hi...

Read more
‘World’s Jewelry Box’ Reimagined to Mark 150 Years of AMNH

‘World’s Large Jewelry Box’ Reimagined to Mark 150 Years of AMNH

As part of its 150th anniversary celebration, the American Museum of Natural History in New York unveiled the Allison and Roberto Mignone Halls of Gems and Minerals on June 12, a completely reimag...

Read more
Animal-Themed Jewels Delight in ‘Beautiful Creatures’

Animal-Themed Jewels Delight in ‘Beautiful Creatures’

To celebrate how fine jewelry designers have been forever inspired by nature, the American Museum of Natural History in New York has unveiled its “Beautiful Creatures” exhibition, an unprecedented ...

Read more
A 20.20-carat pear-shaped diamond with H color and VVS2 clarity from Jogani.

Diamond Superpowers: diamond Brilliance, Fire and Scintillation

Diamonds are the superheroes of the gemstone world. They’re basically indestructible and have been known to save the day (ask any guy who’s been in the doghouse). Like most superheroes, diamonds h...

Read more
Elsa Peretti

Elsa Peretti Leaves Legacy of Iconic Jewelry Designs

Elsa Peretti, the fashion model turned jewelry designer whose creations for Tiffany & Co. revolutionized women’s jewelry, expanded the role of diamonds to everyday accessories and elevated ste...

Read more

Sri Lankan Sapphires: The Big Shots of the Blue Stones

For centuries, Sri Lanka (formerly Ceylon) has been the world’s leading producer of top-quality natural blue sapphires, as well as some of the largest. Their vibrant lighter and brighter blue has d...

Read more
Wallace Chan’s Jeweled Art Transcends the Imagination-Jogani

Wallace Chan’s Jeweled Art Transcends the Imagination

To behold a piece of Wallace Chan jewelry is to recall the famous words of American author Napoleon Hill: “Whatever the mind of man can conceive and believe, it can achieve.”  Chan’s deep desire to...

Read more
Christie’s Sets Record for Jewel Sold in Online Auction-Jogani

Christie’s Sets Record for Jewel Sold in Online Auction

Christie’s online jewelry sales were at an all-time high in 2020, with a 38 percent increase in jewelry lots sold online and a 241 percent increase in the value of online jewelry sales year over ye...

Read more
Russian Alexandrite: Meet the Gem World’s Great Chameleon-Jogani

Russian Alexandrite: Meet the Gem World’s Great Chameleon

“Emerald by day, ruby by night” is often used to describe alexandrite, a rare variety of the mineral chrysoberyl that displays the phenomenon known as “color change.” Early deposits found in Russi...

Read more
AGTA Honors Excellence in Lapidary Arts-Jogani

AGTA Honors Excellence in Lapidary Arts

The American Gem Trade Association (AGTA) recently awarded the 2020 AGTA Cutting Edge Awards™, a special division of the AGTA Spectrum Awards™, which honor excellence and creativity in the lapidary...

Read more
AGTA Announces Gem of a Winner at Spectrum Awards-Jogani

AGTA Announces Gem of a Winner at Spectrum Awards

A pair of pear-shaped spessartite garnets took top honors at the 2020 AGTA Spectrum Awards™ in October, an annual competition that honors designers and lapidaries whose work uses natural colored ge...

Read more

Padparadscha: What’s Special About the Rarest Sapphire

Padparadscha sapphires have an exquisite pinkish-orange to orangey-pink hue unlike any other colored gemstone. This unique color is likened to that of a lotus blossom in Sri Lanka, the most celebra...

Read more

Spinel Unmasked: Get to Know ‘The Great Imposter’

For hundreds of years, spinel was mistaken for other colored gems, most notably ruby. But today, this Cinderella stone, with its great brilliance, depth of beauty and array of spectacular colors su...

Read more

Colombian Emeralds Are the Preeminent Green Gems. Here’s Why

Colombian emeralds are one of the most sought-after precious gems in the world. Originating mainly in the renowned Muzo, Chivor and Coscuez mines, Colombian emeralds uniquely form in sedimentary...

Read more
Burmese Rubies: What Makes Them the Supreme Red Stone?-Jogani

Burmese Rubies: What Makes Them the Supreme Red Stone?

Burmese rubies are renowned for their clarity, silk inclusions that give them a soft glow, and, of course, their vibrant color—a combination of purplish-red body color and fiery red fluorescence...

Read more
Kashmir Sapphires: The Extraordinary Blue Sapphires You Should Know-Jogani

Kashmir Sapphires: The Legendary Blue Sapphires You Should Know

Discovered in the Himalaya Mountains of northwest India in 1881, the legendary Kashmir sapphires, with their extraordinary vivid blue color—often called “cornflower blue”—and velvety luster, are th...

Read more
Gemstone Inclusions: The Universe Within-Jogani

Gemstone Inclusions: The Universe Within

One of the most wondrous things about a gemstone is what’s called “inclusions,” the irregularities that are created within the stone as it’s being formed in the earth. Inclusions are, if you will, ...

Read more
Antique Cut Diamonds: Briolette Cut-Jogani

Antique Cut Diamonds: Briolette Cut

The beautiful briolette cut is an antique gemstone cut unlike any other. It has a three-dimensional mainly teardrop or oval shape without a flat table, girdle or pointed culet. It’s also surfaced o...

Read more

How to Store Your Jewelry: Tips and Tricks

For many women, one of life’s little frustrations is an untidy jewelry collection. Save yourself—and your jewelry—from the stress, and follow these simple tips. They’ll teach you how to store your...

Read more
Antique Cut Diamonds: French Cut-Jogani

Antique Cut Diamonds: French Cut

The French cut, a simple cut with a pretty play of light, is an antique diamond cut that evolved from the table cut, which is considered the first of the faceted diamond cuts. It essentially adds a...

Read more
Antique Diamond Cuts: The Usual Suspects-Jogani

Antique Diamond Cuts: The Usual Suspects

An antique diamond does not always signify an antique jewel. Jewelry collectors use visual tools to determine the workmanship and quality of a piece, thus being able to estimate the age and even ma...

Read more
Antique Cut Diamonds: Portrait Cut-Jogani

Antique Cut Diamonds: Portrait Cut

Thin, flat diamonds with crown-consuming tables, polished upper and lower surfaces, and slight facets on their sides are known as portrait cut diamonds, which were historically used to clearly view...

Read more
Antique Cut Diamonds: Table Cut-Jogani

Antique Cut Diamonds: Table Cut

When the early lapidary artists first applied a flat facet to the top of a natural diamond crystal, the table cut was born, representing a significant breakthrough in diamond cutting and the first ...

Read more
Oscar Heyman: When Classic Meets Modern-Jogani

Oscar Heyman: When Classic Meets Modern

The Heyman BrothersIn the early 1900s, a family of six brothers and three sisters emigrated from Latvia to America, making them part of a large wave of Eastern European immigrants. Three of the bro...

Read more

Paul Flato: Jeweler to the Stars

Katharine Hepburn wearing a brooch by Paul Flato (photo source: EraGem) “(Paul Flato) was the first of the major American jewelers to do highly imaginative work on par with European jewelers.'' --...

Read more
Raymond Yard: An Art Deco Legend-Jogani

Raymond Yard: An Art Deco Legend

A piece by Raymond Yard (photo source: Best known for his exquisite platinum mountings and for using only the highest quality gemstones, Raymond Yard redefined the jewelry world in w...

Read more
The Point Cut: The Antique 'Diamond Cut' That Started Them All-Jogani

The Point Cut: The Antique 'Diamond Cut' That Started Them All

Point cut diamonds are well-shaped versions of diamond crystals in their natural octahedral and dodecahedral crystal forms, which were highly revered by ancient civilizations and believed to posses...

Read more
Edwardian vs. Art Deco-Jogani

Edwardian vs. Art Deco

Anyone who’s dipped their toes in the jewelry world has undoubtedly heard the terms Edwardian and Art Deco thrown around. And still, you might be wondering: what exactly do these terms mean? While ...

Read more
Significance of the Golconda Mine-Jogani

Significance of the Golconda Mine

Anup Jogani explains the significance of the Golconda mine from a dealer’s perspective. As a dealer and connoisseur, the Golconda mine represents a specific time and place that produced some of the...

Read more

The Constitution of Fine Craftsmanship

How does a dealer like Anup Jogani determine quality craftsmanship? The first distinction to make is the difference between jewelry made over eighty years ago and modern craftsmanship. Modern metho...

Read more
The Allure of Fancy Color Diamonds-Jogani

The Allure of Fancy Color Diamonds

Anup Jogani shares the dealer's perspective: What makes the distinction between fancy colored diamonds and colorless diamonds (white diamonds) so considerable? The majority of interesting fancy col...

Read more
Tiffany & Co-Jogani

Tiffany & Co

The Brand We All Know and Love A 1920s Tiffany pearl necklace from the Jogani collection It’s time to talk about one of my favorite jewelry brands: Tiffany & Co.!Everyone knows the iconic blue...

Read more


Since its genesis over 170 years ago, Cartier has been a dominant force in the jewelry industry, adorning the elite all around the world: from Europe, to Asia, and into the United States. Cartier w...

Read more
Caring for your Jewelry-Jogani

Caring for your Jewelry

Jewelry is so much more than adornment - it’s our spiritual armor. Everyday, we wear the pieces that symbolize who we are: pieces rich in sentiment and love. If you’re passionate about jewelry, you...

Read more
Thoughts from a 2015 show-Jogani

Thoughts from a 2015 show

 2015 We’re on the heels of the New York Antique Jewelry and Watch Show, which ran from July 24th to 27th in Manhattan. What a trip! Our time in the city was a typical sleepless combination of gem ...

Read more
A Cutting Insight-Jogani

A Cutting Insight

  When it comes to diamonds, size is not everything. Nothing highlights the natural beauty of a diamond like the right cut, and there are many reasons why we may take a diamond to the wheel and los...

Read more
Historical Collections-Jogani

Historical Collections

Those who are passionate about jewelry know that the most extraordinary pieces aren't defined solely by their appearance or price, but also by their historical value. Around the world, there are co...

Read more

The History of Jewelry

The art of jewelry-making has existed as long as humankind. In prehistoric times, people crafted jewelry out of shells, bones, and stones: natural gifts from the earth that both provided protection...

Read more
Famous Diamonds-Jogani

Famous Diamonds

Throughout history, there have only been a handful of diamonds to truly astonish the jewelry world with their grandeur and beauty. Many of these gems were possessed by royalty, and all have histori...

Read more
Historical Characters in the World of Jewelry-Jogani

Historical Characters in the World of Jewelry

The world of jewelry is timeless and far-reaching - almost everyone owns a piece of jewelry, and many have even tried to craft a piece themselves. But there’s a select group of people who will go d...

Read more
Introduction to Gems-Jogani

Introduction to Gems

The Hope Diamond is one of the most well-known diamonds in the world (photo source: Vogue) The history of gems For thousands of years, humans have been captivated by the most beautiful and intric...

Read more
Rose Cuts-Jogani

Rose Cuts

Rose Cuts   While the brilliant cut is America’s most popular diamond, connoisseurs have been driving a recent surge in the popularity of rose cut stones, collectors loves these alternative, more c...

Read more
Old European Cuts-Jogani

Old European Cuts

Gem School : The Old Euro Cut This is a blog post I’ve been anticipating for a while! It’s time to talk about my favorite diamond cut: the Old European, also known as the Old Euro, and the predeces...

Read more


Muzo. Coscuez. Chivor. These names don’t mean much to the average person - but in the world of fine colored gems, they’re titanic. Colombia has long held a reputation for being the source for the w...

Read more

A Treasure Hunting Story in Baltimore

Treasure Hunting with Anup Jogani   “I’m sorry, we’re not buying right now.” On the road in any business, you’ll hear this from time to time. Many dealers go through phases of buying and selling in...

Read more