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14 Karat White Gold 0.26 Carat Pavé Double Diamond Cross Necklace
Located in New York, NY
Brand: Leon Diamond Diamond Color: G Style: Pendant Clarity: SI1 Metal: White Gold Length (inches
Category

21st Century and Contemporary American Pendant Necklaces

Materials

Diamond

14 Karat White Gold 0.31 Carat Round Diamond Mini Cross Necklace
Located in New York, NY
Brand: Leon Diamond Main Stone Shape: Round Style: Pendant Diamond Color: G-H Metal: White Gold
Category

2010s American Pendant Necklaces

Materials

Diamond, 14k Gold

Vintage 18 Karat Gold 2.42 Carat Solitaire Sapphire with Baguette Diamonds Ring
Located in New York, NY
Brand: Leon Diamond Total Carat Weight (TCW): 2.42 Style: Vintage, Main Stone Shape: Marquise
Category

21st Century and Contemporary American Cocktail Rings

Materials

Diamond, Blue Sapphire, 18k Gold

Chic 14 Karat White Gold SI1, G, 1.02 Carat Pavé Diamond Open Medallion Necklace
Located in New York, NY
Brand: Leon Diamond Main Stone Shape: Round, Style: Pendant Diamond Color: G Metal: White Gold
Category

2010s American Pendant Necklaces

Materials

Diamond, 14k Gold

Bold 14 Karat White Gold SI1, G, 0.43 Carat Diamond Bar Pendant Sliding Necklace
Located in New York, NY
Brand: Leon Diamond Main Stone Shape: Round, Emerald Style: Pendant Diamond Color: G Metal
Category

2010s American Pendant Necklaces

Materials

Diamond, 14k Gold

14 Karat Gold SI1 H 0.42 Carat Diamond Flower Cluster Byzantine Cross Necklace
Located in New York, NY
Brand: Leon Diamond Main Stone Shape: Round Style: Pendant Diamond Color: H Metal: White Gold
Category

2010s American Byzantine More Jewelry

Materials

Diamond, 14k Gold

18 Karat Yellow Gold 2.75 Carat Princess Cut Sapphire with Diamonds Ring
Located in New York, NY
Brand: Leon Diamond Total Carat Weight (TCW): 2.75 Style: Vintage, cocktail Main Stone Shape
Category

2010s American Cocktail Rings

Materials

Diamond, Blue Sapphire, 18k Gold

14 Karat Rose Gold 0.38 Carat Diamond Engagement Semi Mount Ring
Located in New York, NY
Style: Solitaire with Accents Brand: Leon Diamond Stone Shape: Round Ring Size: 6.5 Metal: Rose
Category

2010s American Bridal Rings

Materials

Diamond, 14k Gold

14 Karat Gold Si1-Si2, G--J, 0.60 Carat Diamond Circle of Life Necklace Long
Located in New York, NY
Brand: Leon Diamond Diamond Color: G-J Style: Pendant Clarity: SI1-Si2 Metal: White Gold Main
Category

2010s American Pendant Necklaces

Materials

Diamond, 14k Gold

14 Karat Rose Gold 0.51 Carat Diamond Engagement Semi Mount Ring
Located in New York, NY
ondition: Style: Solitaire with Accents Brand: Leon Diamond Stone Shape: Round Ring Size: 6.5
Category

2010s American Engagement Rings

Materials

Diamond, 14k Gold

Custom GIA 18k White Gold, VS1, 1.25tcw Fancy Intense Green Blue Diamond Pendant
Located in New York, NY
Brand: Leon Diamond Main Stone Shape: Marquise Style: Pendant Diamond Color: Fancy Color Metal
Category

2010s American Pendant Necklaces

Materials

18k Gold

Two-Tone Gold 0.40 Carat Diamond Heart Motif Cross Necklace
Located in New York, NY
Brand: Leon Diamond Diamond Color: H Style: Pendant Clarity: SI1-SI2 Metal: Multi-Tone Gold
Category

2010s American Pendant Necklaces

Materials

Diamond, 14k Gold, 18k Gold

14 Karat Rose Gold 0.21 Carat Diamond Engagement Semi Mount Ring
Located in New York, NY
Style: Halo with Accents Brand: Leon Diamond Stone Shape: Round Ring Size: 6.5 Color: G-H
Category

2010s American Engagement Rings

Materials

Diamond, 14k Gold

18 Karat Gold SI1-VS2, 4.17 Carat Yellow Heart and White Diamonds Heart Necklace
Located in New York, NY
Brand: Leon Diamond Main Stone Shape: Heart Shape Style: Pendant Diamond Color: G-H-White
Category

2010s American Pendant Necklaces

Materials

White Diamond, Yellow Diamond, 18k Gold

14 Karat Rose Gold, Si1, G-H, 0.41 Carat Diamond Engagement Semi Mounting Ring
Located in New York, NY
Condition: Style: Halo with Accents Brand: Leon Diamond Stone Shape: Round, Cushion Ring Size: 6.5
Category

2010s American Engagement Rings

Materials

Diamond, 14k Gold

14 Karat Rose Gold 0.17 Carat Diamond Engagement Semi Mount Ring
Located in New York, NY
dition: Style: Solitaire with Accents Brand: Leon Diamond Stone Shape: Oval, Round, Princess
Category

2010s American Engagement Rings

Materials

Diamond, 14k Gold

Sterling Silver Pavé Open Intertwined Swarovski Crystal Ring
Located in New York, NY
Brand: Leon Diamond Metal Purity: 925 Style: Pave Main Stone: Swarovski Crystal Metal: Sterling
Category

2010s American Cocktail Rings

Materials

Crystal, Sterling Silver

14 Karat White Gold 0.68 Carat 3-Row Pave Diamond Engagement Semi Mount Ring
Located in New York, NY
Diamond Color: G-H Metal Purity: 14k Center Stone To Fit Setting: Apx 0.50ct Brand: Leon Diamond Band
Category

2010s American Engagement Rings

Materials

Diamond

18 Karat White Gold 0.46 Carat Diamond Engagement 4 Prong Semi Mount Ring
Located in New York, NY
Diamond Color: G-H Metal Purity: 18k Center Stone To Fit Setting: Apx 0.75ct-1.00ct Brand: Leon Diamond
Category

2010s American Engagement Rings

Materials

Diamond, 18k Gold

Yvonne Leon Contemporary Diamond Earring
By Yvonne Leon
Located in Paris, FR
Earring in 18K gold 1,8 grammes Diamonds 0,25 carats Alpa System Sold by unit
Category

21st Century and Contemporary Drop Earrings

Materials

Diamond, 18k Gold

Yvonne Leon Cascade Diamonds White Gold Earrings
By Yvonne Leon
Located in Paris, FR
Earring in 18K White gold 5,6 grammes Diamonds 1,15ct The back of the earring is an Alpa System
Category

21st Century and Contemporary Dangle Earrings

Materials

Diamond, 18k Gold

Yvonne Leon Cascade Diamonds White Gold Earrings
By Yvonne Leon
Located in Paris, FR
Earring in 18K White gold 5,6 grammes Diamonds 1,15ct The back of the earring is an Alpa System
Category

21st Century and Contemporary Dangle Earrings

Materials

Diamond, 18k Gold

Yvonne Leon Contemporary Ruby Diamond Gold Ring
By Yvonne Leon
Located in Paris, FR
Ring in 18K gold 12 grammes Diamonds 0,30 carats Ruby 0,40 carats size 53 Possibility to put at
Category

21st Century and Contemporary Fashion Rings

Materials

Diamond, Ruby, 18k Gold

Yvonne Leon s Earring in Gold 18 Carat with Diamonds
By Yvonne Leon
Located in Paris, FR
Earring in gold 18 carats 3gr approx. Grey Diamonds 0,25 ct approx. Black diamonds 0,10ct approx
Category

21st Century and Contemporary Stud Earrings

Materials

Diamond, Black Diamond, 18k Gold

Yvonne Leon s Necklace in yellow Gold 18 Carat and Diamonds
By Yvonne Leon
Located in Paris, FR
Necklace in Yellow Gold 18 carats 8,5gr approx. Diamonds 0,25ct approx. Total Lenght 50cm
Category

21st Century and Contemporary Chain Necklaces

Materials

Diamond, 18k Gold

Yvonne Leon s Pair of Earrings in 18K Gold with Diamonds and Black Diamonds
By Yvonne Leon
Located in Paris, FR
Earrings in Gold 18 carats 28gr approx. Diamonds 1ct approx. Grey Diamonds 2,8ct approx. Black
Category

21st Century and Contemporary Dangle Earrings

Materials

Diamond, Black Diamond, Pearl, 18k Gold

Yvonne Leon s Necklace Ellipse in 18 Karat Gold with Diamonds
By Yvonne Leon
Located in Paris, FR
Necklace In 18K Yellow Gold 5,8gr approx. Diamonds 0,02ct approx. Cord chain 42cm
Category

21st Century and Contemporary French Pendant Necklaces

Materials

Diamond, 18k Gold

Yvonne Leon s Necklace Elephant in 18 Karat Yellow Gold Diamonds
By Yvonne Leon
Located in Paris, FR
Necklace in 18 Carats yellow Gold 9,4gr approx. Diamonds 0,11ct approx. Black Diamonds 0,04ct
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Black Diamond, Blue Sapphire, Pink Sapphire, Yellow Sapphire, T...

Yvonne Leon s Earring Heart with Diamonds in 18 Karat Gold
By Yvonne Leon
Located in Paris, FR
Pack of Earring and ear-jacket in Yellow gold 18 carats 2,8gr approx. Diamonds 0,10 carats approx
Category

21st Century and Contemporary Stud Earrings

Materials

Diamond, 18k Gold

Yvonne Leon s Ring Viviane In 18K White Gold With Diamonds and Black Diamonds
By Yvonne Leon
Located in Paris, FR
V Shape Ring in 18 K White gold 3gr approx. Diamonds 0,22 carats approx. Black Diamonds 0,27 carats
Category

21st Century and Contemporary Fashion Rings

Materials

Diamond, Black Diamond, 18k Gold

Yvonne Leon s Single Diamond Hoop in 18 Karat Yellow Gold
By Yvonne Leon
Located in Paris, FR
Single earring in 18K Yellow Gold 2,5gr approx. Grey Diamonds 0,48 carats approx.
Category

21st Century and Contemporary Hoop Earrings

Materials

Diamond, 18k Gold, Yellow Gold

Yvonne Leon s Panda Ring in 18k Yellow Gold with Diamonds and Black Diamonds
By Yvonne Leon
Located in Paris, FR
Ring in Yellow Gold 18 carats 5,2gr approx. Grey Diamonds 0,7 carats approx. Black Diamonds 0,07
Category

21st Century and Contemporary Fashion Rings

Materials

Diamond, Black Diamond, 18k Gold, Yellow Gold

Yvonne Leon s Pair of Dragonfly Earrings in Diamonds and Tsavorites
By Yvonne Leon
Located in Paris, FR
Pair of Earrings (stud and ear- jacket) in 18K Yellow Gold 4,4gr approx. Diamonds 0,46 carats
Category

21st Century and Contemporary Stud Earrings

Materials

Diamond, Tsavorite, 18k Gold, Yellow Gold

Yvonne Leon s Single Diamond Hoop Earring in White Gold 18 Karat
By Yvonne Leon
Located in Paris, FR
Yvonne Leon's Single Diamond Hoop Earring in White Gold 18 carats 2,5gr approx. Grey Diamonds 0,48
Category

21st Century and Contemporary Hoop Earrings

Materials

Diamond, 18k Gold, White Gold

Yvonne Leon s Earring in 18 Carat Yellow Gold Diamonds and Amethyst
By Yvonne Leon
Located in Paris, FR
Earring in 18 Carats Yellow Gold 2,6gr approx. Grey Diamonds 0,30ct approx. Black Diamond 0,004ct
Category

21st Century and Contemporary Dangle Earrings

Materials

Amethyst, Diamond, Black Diamond, 18k Gold

Yvonne Leon s Pearl Earring in 18 Carat Yellow Diamonds and Amethyst
By Yvonne Leon
Located in Paris, FR
Earring in 18 Carats Yellow Gold 3,2gr approx. Grey Diamonds 0,20ct approx. Black Diamond 0,002ct
Category

21st Century and Contemporary Dangle Earrings

Materials

Amethyst, Diamond, Black Diamond, Cultured Pearl, Yellow Diamond, Pearl,...

Yvonne Leon s Signet Diamond Ovale Ring in 18 Karat White Gold and Diamonds
By Yvonne Leon
Located in Paris, FR
Ring in 18K Yellow Gold 5gr approx. Diamonds 0,30 carats approx. Size EU 47
Category

21st Century and Contemporary Signet Rings

Materials

Diamond, 18k Gold, White Gold

Yvonne Leon s Necklace Moon in 18 Karat Yellow Gold with Diamonds
By Yvonne Leon
Located in Paris, FR
Necklace in Yellow Gold 18 carats 9,5gr approx. Grey Diamonds 0,21ct approx.
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold

Yvonne Leon s Heart Necklace in 18 Karat Yellow Gold with Diamonds
By Yvonne Leon
Located in Paris, FR
Heart Necklace in 18K Yellow gold 4,7gr approx. Diamonds 0,02ct approx. Cord Chain 42cm
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold

Yvonne Leon s Ear Jacket in 18 Carat White Gold and Diamonds
By Yvonne Leon
Located in Paris, FR
Ear Jacket in 18 carats White Gold 2,6gr approx. Grey Diamonds 0,45ct Sold by unit
Category

21st Century and Contemporary Dangle Earrings

Materials

Diamond, 18k Gold

Yvonne Leon s Elephant Hoop Earring in 18 Carat Yellow Gold Diamonds
By Yvonne Leon
Located in Paris, FR
Earring in 18 Carats Yellow Gold 2,9gr approx. Grey Diamonds 0,27ct approx. Sold by unit
Category

21st Century and Contemporary Hoop Earrings

Materials

Diamond, 18k Gold

Yvonne Leon s Ear Jacket in 18 Carat Yellow Gold and Diamonds
By Yvonne Leon
Located in Paris, FR
Ear Jacket in 18 Carats Yellow Gold 2,6gr approx. Grey Diamonds 0,45ct approx. Sold by unit
Category

21st Century and Contemporary Dangle Earrings

Materials

Diamond, 18k Gold

Yvonne Leon s Cable Shell Necklace in 18 Carat Gold with Diamonds
By Yvonne Leon
Located in Paris, FR
Cable Necklace in 18 carats Gold 9,8gr approx. Grey Diamonds 0,20ct approx. Total length 42cm The
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold

Yvonne Leon s Rose Earring in 18 Carat White Gold and Diamonds
By Yvonne Leon
Located in Paris, FR
Earring in 18 Carats White Gold 4,1gr approx. Diamonds 0,50ct approx. Sold by unit as a single
Category

21st Century and Contemporary More Earrings

Materials

Diamond, 18k Gold

Yvonne Leon s Elephant Necklace in 18 Karat Yellow Gold with Diamonds
By Yvonne Leon
Located in Paris, FR
Necklace in 18K Yellow Gold 5,6gr approx. Grey Diamonds 0,10ct approx. Total length of the Chain
Category

21st Century and Contemporary Chain Necklaces

Materials

Diamond, 18k Gold

Yvonne Leon s Dragonfly Earring in 18 Karat White Gold with Diamonds
By Yvonne Leon
Located in Paris, FR
Single earring in White Gold 18 carats 2gr approx. Grey Diamonds 0,27ct approx. Sold by unit as a
Category

21st Century and Contemporary Stud Earrings

Materials

Diamond, 18k Gold

Yvonne Leon s Necklace Happiness Medal with Diamonds in 18 Karat Gold
By Yvonne Leon
Located in Paris, FR
Necklace in 18K Yellow Gold 11,3gr approx. Diamonds 0,35ct approx. The Medals represents the
Category

21st Century and Contemporary Drop Necklaces

Materials

Diamond, 18k Gold

Yvonne Leon s Earring with Baguette Diamonds in 18 Carat White Gold
By Yvonne Leon
Located in Paris, FR
Earring in 18 carats White Gold 2gr approx. Baguettes diamonds 0,50 carats approx. Diamonds 0,25
Category

21st Century and Contemporary Stud Earrings

Materials

Diamond, 18k Gold

Yvonne Leon s Signet Ring in 18 Carat Yellow Gold and Diamonds
By Yvonne Leon
Located in Paris, FR
Ring in 18 carats Yellow Gold 8gr approx. Diamonds 0,50ct approx. Sizing possible
Category

21st Century and Contemporary Signet Rings

Materials

Diamond, 18k Gold

Yvonne Leon s Shell Diamonds Pinky Ring in 18 Karat Yellow Gold
By Yvonne Leon
Located in Paris, FR
Ring in 18K Yellow Gold 9,5gr approx. Diamonds 0,90 carats approx. Can be put at size
Category

21st Century and Contemporary Signet Rings

Materials

Diamond, 18k Gold

Yvonne Leon s Oval Signet Ring in 18 Carat Yellow Gold Diamonds
By Yvonne Leon
Located in Paris, FR
Ring in 18 Carats Yellow Gold 5gr approx. Diamonds 0,30ct approx. Sizing Possible
Category

21st Century and Contemporary Signet Rings

Materials

Diamond, 18k Gold

Yvonne Leon s Viviane Ring in 18 Carat White Gold and Diamonds
By Yvonne Leon
Located in Paris, FR
Ring in 18 Carats White Gold 3,2gr approx. Diamonds 0,50ct approx. Sizing possible
Category

21st Century and Contemporary Fashion Rings

Materials

Diamond, 18k Gold

Yvonne Leon Ring 18 Karat Yellow Gold and Diamonds V Shape
By Yvonne Leon
Located in Paris, FR
Ring in 18K Yellow Gold 3,2 grammes Diamonds 0,50 carats Ring "V" shape in full paved
Category

21st Century and Contemporary Fashion Rings

Materials

Diamond, 18k Gold

Yvonne Leon s Ear Cuff in 18 Karat White Gold with Diamonds and Black Diamonds
By Yvonne Leon
Located in Paris, FR
Ear Cuff in 18K White Gold 4,7gr approx. Diamonds 0,45 carats approx. Black Diamonds 0,50 carats
Category

21st Century and Contemporary More Earrings

Materials

Diamond, Black Diamond, Cultured Pearl, 18k Gold, White Gold

Yvonne Leon Yellow Gold with Diamonds Ruby and Pearls Coiffe Earrings
By Yvonne Leon
Located in Paris, FR
Pair of Earrings in 18K gold 29,2 grammes Diamonds 1 carats, Grey Diamonds 3 carats, Ruby 2,20
Category

21st Century and Contemporary Dangle Earrings

Materials

Diamond, Pearl, Ruby, 18k Gold

Yvonne Leon s Ring Fish with Diamonds Ruby and 18 Karat Gold
By Yvonne Leon
Located in Paris, FR
Ring in 18 carats Yellow and White Gold 16gr approx. Diamonds 0,40 carats approx. Ruby 0,30 carats
Category

21st Century and Contemporary Fashion Rings

Materials

Diamond, Ruby, 18k Gold

Yvonne Leon s Ear Cuff with 18 Karat Yellow Gold and Diamonds
By Yvonne Leon
Located in Paris, FR
Ear Cuff in 18K Yellow Gold 1,3gr approx. Grey Diamonds 0,25 carats approx. No Piercing Needed Very
Category

21st Century and Contemporary Clip-on Earrings

Materials

Diamond, 18k Gold, Yellow Gold

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Leon Diamonds For Sale on 1stDibs

On 1stDibs, there are many options to choose from in our inventory of leon diamonds. These distinct designs — crafted with great care and often made from Gold, 18k Gold and Platinum — can elevate any look. Our collection of these items for sale includes 5 vintage editions and 350 modern creations to choose from as well. Our collection is diverse and broad-ranging, and pieces in stock date back to the 19th Century while others were produced as recently as the 21st Century. Our collection of leon diamonds includes designs that are universally popular, but Contemporary and Art Deco styles, specifically, are sought with frequency. There have been many well-made iterations of these items over the years, but those made by Yvonne Leon, Leon Mege and Leon Gariod and Lucien Gautrait are often thought to be among the most beautiful. Today, if you’re looking for round cut leon diamonds and are unable to find the perfect match, our selection also includes cushion cut and emerald cut alternatives. Most of our leon diamonds for sale are for women, but there are 135 pieces available to browse for men.

How Much are Leon Diamonds?

On average, leon diamonds at 1stDibs sell for $3,171, while they’re typically $500 on the low end and $384,000 for the highest priced versions of this item.

The Legacy of Diamond in Jewelry Design

Antique diamond rings, diamond tiaras and dazzling vintage diamond earrings are on the wish lists of every lover of fine jewelry. And diamonds and diamond jewelry are primarily associated with storybook engagements and red-carpet grand entrances — indeed, this ultra-cherished gemstone has a dramatic history on its hands.

From “A Diamond Is Forever” to “Diamonds Are a Girl’s Best Friend,” pop culture has ingrained in our minds that diamonds are the most desired, the most lasting and the most valuable gemstone. But what makes the diamond so special? Each stone — whether it’s rubies, sapphires or another stone — is unique and important in its own right. April babies might claim diamonds for themselves, but just about everyone wants this kind of sparkle in their lives!

There are several factors that set diamonds apart from other stones, and these points are important to our gem education.

Diamonds are minerals. They are made up of almost entirely of carbon (carbon comprises 99.95 percent; the remainder consists of various trace elements). Diamonds are the hardest gemstones, ranking number 10 on the Mohs Hardness Scale. Even its name, diamond, is rooted in the Greek adamas, or unconquerable. The only object that can scratch a diamond is another diamond. Diamonds are formed deep within the earth at very high temperatures (1,652–2,372 degrees Fahrenheit at depths between 90 and 120 miles beneath the earth’s surface) and are carried up by volcanic activity. Diamonds are quite rare, according to the Gemological Institute of America, and only 30 percent of all the diamonds mined in the world are gem quality.

In the 1950s, the Gemological Institute of America developed the 4Cs grading system to classify diamonds: clarity, color, cut and carat weight. Not all diamonds are created equal (there are diamonds, and then there are diamonds). The value of the diamond depends on the clarity (flawless diamonds are very rare but a diamond's value decreases if there are many blemishes or inclusions), color (the less color the higher the grade), cut (how the diamond’s facets catch the light, certain cuts of diamonds show off the stone better than others) and carat weight (the bigger, the better).

When you start shopping for a diamond engagement ring, always prioritize the cut, which plays the largest role in the diamond's beauty (taking the time to clean your diamond ring at least every six months or so plays a role in maintaining said beauty). And on 1stDibs, a range of buying guides can be found for those in the market for antique engagement ringsvintage engagement rings or Art Deco engagement rings

Shop antique and vintage diamond rings, diamond necklaces and other extraordinary diamond jewelry on 1stDibs.