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North American Loose Gemstones

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Place of Origin: North American
CLEARANCE, GIA 2.37 Carat Cushion Cut Fancy Yellow Natural Loose Diamond
Located in Great Neck Plaza, NY
GIA natural cushion cut diamond weighs 2.37 Carats. Color: Natural Fancy Dark Brown-Greenish Yellow *Free shipping within the US
Category

2010s North American Loose Gemstones

Materials

Diamond, 14k Gold, White Gold

SAMPLE SALE 1.12 Carat Round Loose Diamond
Located in Great Neck Plaza, NY
1.12 ct round brilliant cut loose natural diamond *Free shipping within the US
Category

2010s North American Loose Gemstones

Materials

Diamond, 14k Gold, White Gold

NARKDOWN, GIA 1.13 Carat Natural Very Light Brown Cushion Loose Diamond
Located in Great Neck Plaza, NY
Natural very light brown cushion diamond weighing 1.13 carats by GIA *Free shipping within the U.S.*
Category

2010s North American Loose Gemstones

Materials

Diamond, Yellow Diamond, 14k Gold, White Gold

3.06 Carat Oval Cornflower Blue Sapphire – GRS Certified
Located in Ramat Gan, IL
A captivating treasure of nature, this 3.06-carat sapphire presents the coveted "cornflower" blue hue—an exceptional shade long celebrated for its velvety elegance and timeless allur...
Category

21st Century and Contemporary Art Deco North American Loose Gemstones

Materials

Blue Sapphire

Fine 9.99-Carat Tanzanite Emerald-Cut - GIA Loose Gemstone - Merkaba Jewelry
By Merkaba
Located in Beverly Hills, CA
This fine GIA 9.99-carat emerald-cut Tanzanite (15 × 11.5 × 7.4 mm) is a magnificent expression of rarity, light, and transformation. Hand-selected by Merkaba Jewelry Beverly Hills, ...
Category

21st Century and Contemporary Modern North American Loose Gemstones

Materials

Emerald, Tanzanite, Platinum, Yellow Gold, White Gold, Rose Gold, 18k Gold

3.25 Carat Radiant Cut Fancy Brown-Pink Diamond VS2 Clarity – GIA Certified
Located in Ramat Gan, IL
A captivating rarity, this 3.25-carat Radiant Cut Fancy Brown-Pink Diamond exudes warmth and sophistication with its enchanting blend of blush-pink undertones and earthy brown hues. ...
Category

21st Century and Contemporary North American Loose Gemstones

Materials

Pink Diamond

5.02 Carat Antique Emerald Cut Diamond – GIA Certified N-VVS2
Located in Ramat Gan, IL
A truly distinguished gem, this 5.02-carat Antique Emerald Cut Diamond offers a rare combination of substantial size, exceptional clarity, and timeless character. GIA certified, it i...
Category

21st Century and Contemporary Art Deco North American Loose Gemstones

Materials

Diamond

Rare 1.01 Carat Fancy Vivid Orangy Yellow Diamond Cushion Modified Brilliant GIA
By Meghna Jewels
Located in Hoffman Estate, IL
This rare 1.01 carat Fancy Vivid Orangy Yellow diamond is defined by exceptional saturation, natural origin, and a refined cushion-modified brilliant cut. The color displays a lumin...
Category

21st Century and Contemporary Modern North American Loose Gemstones

Materials

Diamond, Yellow Diamond

Rare 1.34 Carat Oval Fancy Vivid Yellow Diamond, Internally Flawless GIA
By Meghna Jewels
Located in Hoffman Estate, IL
This rare 1.34 carat Fancy Vivid Yellow diamond is distinguished by exceptional saturation, natural origin, and an elegant oval modified brilliant cut. The color presents a pure, lu...
Category

21st Century and Contemporary Modern North American Loose Gemstones

Materials

Diamond, Yellow Diamond

SALE GIA 12.21 Carat Fancy Color Oval Shape Loose Diamond
Located in Great Neck Plaza, NY
GIA 12.21 Carat Fancy Color Oval Shape Loose Diamond Semi Translucent Color Brown-Orange
Category

2010s North American Loose Gemstones

Materials

Diamond, Yellow Diamond

FLASH SALE GIA 3.08 Carat Fancy Dark Yellow Natural Round Loose Diiamond
Located in Great Neck Plaza, NY
Fancy Dark Brown-Greenish Yellow Natural Round Loose Diamond weighing 3.08 carats *Free shipping within the U.S.*
Category

2010s North American Loose Gemstones

Materials

Diamond, 14k Gold, White Gold

10.34ct Antique Cushion ! a collectors dream! "Taylor Swift" Style
Located in Ramat Gan, IL
10.34ct Antique Cushion Diamond – A Timeless Masterpiece Indulge in the brilliance of history with this breathtaking **10.34-carat Antique Cushion-Cut Diamond**. Showcasing a classi...
Category

20th Century Art Deco North American Loose Gemstones

Materials

Diamond

CLEARANCE, 2.25 Carat Fancy Dark Green Round Diamond
Located in Great Neck Plaza, NY
2.25 Carat Fancy Dark Green Round Diamond. *Free shipping within the US
Category

2010s North American Loose Gemstones

Materials

Diamond, Brown Diamond, Gold, 14k Gold, White Gold

GIA Certified 2.64 Fancy Light Pink Radiant Cut Diamond
Located in Ramat Gan, IL
Indulge in the epitome of luxury with this breathtaking GIA Certified 2.64-carat Fancy Light Pink Radiant Cut Diamond. A masterpiece of nature, this diamond radiates a soft, romantic...
Category

21st Century and Contemporary Modern North American Loose Gemstones

Materials

Diamond, Pink Diamond

Hakimoto by Jewel of Ocean Pair of 17.5mm White Round Australian South Sea Pearl
Located in Hicksville, NY
Hakimoto By Jewel Of Ocean Round South Sea Pearl Pair of 17.5 mm White 16.7 Grams Australian South Sea Pearl Aproximate
Category

1990s Modern North American Loose Gemstones

Materials

Cultured Pearl, South Sea Pearl

Plat /18kt Yellow Gold Diamond .45ct. Moon Pendant
By Jose Trillos
Located in New York, NY
Thia 18 karat yellow gold pendant is crafted in a sand blasted finish. The pendant is designed with a texture to give the feel of the moon's craters. A platinum crescent set with 0.4...
Category

1980s Retro Vintage North American Loose Gemstones

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

FLASH SALE 1.75 Carat Round Cut Fancy Color Loose Diamond
Located in Great Neck Plaza, NY
1.75 Carats round loose natural diamond Natural Fancy Dark Greenish Yellow Brown, I3 *Free shipping within the US
Category

2010s North American Loose Gemstones

Materials

Diamond, 14k Gold, White Gold

FLASH SALE GIA 10.07 Carat Natural Yellow Cushion Shape Diamond
Located in Great Neck Plaza, NY
GIA fancy yellow cushion shape diamond weighing 10.07 carats. Treated Clarity *Free shipping within the US
Category

2010s North American Loose Gemstones

Materials

Diamond, Yellow Diamond, 14k Gold, White Gold

GIA Certified 1.50 Carat Brilliant Cut Loose Diamond G / IF
Located in New York, NY
1.50 Carat Round Brilliant Cut Loose Diamond GIA certified G / IF Grade Cut : Very Good Polish: Very Good Symm: EX Depth: 58.9 Stone Table: 58
Category

2010s North American Loose Gemstones

Materials

Diamond

GIA Certified 1.01 Carat Brilliant Cut Loose Diamond
Located in New York, NY
1.01 Round Brilliant Cut Loose Diamond GIA certified D/ SI2 Grade Cut : Good Polish: Very Good Symm: Very Good Depth: 65.5 Stone Table: 57
Category

2010s North American Loose Gemstones

Materials

Diamond

0.96 Carat Round Shape Natural Diamond
Located in Great Neck Plaza, NY
0.96 Carat Round Shape Natural Diamond Average Color K, Clarity VS1 Measurements: 5.9 - 5.8 x 3.8 mm
Category

2010s North American Loose Gemstones

Materials

Diamond, 14k Gold, Yellow Gold

230.25 Carat Carbonado Black Diamond
Located in New York, NY
Presenting a once-in-a-lifetime opportunity: This monumental 230.25 carat carbonado diamond is the largest natural black diamond available on the market. Known for their extraordinary rarity and captivating origin, carbonado diamonds are believed by many in the scientific community to have formed in space and arrived on Earth via ancient meteorite impacts – making them not just gemstones, but celestial relics. This uncut, museum-grade carbonado black diamond...
Category

2010s North American Loose Gemstones

Materials

Black Diamond

91.40 Carat Natural Rough Black Diamond Cube
Located in New York, NY
This very lustrous, large rough black diamond mined in Canada weighs 91.40 carats and has crystallized in a natural cube shape. Black diamonds owe their opaque color to natural impur...
Category

2010s North American Loose Gemstones

Materials

Black Diamond

251.76 Carat Rough Black Diamond
Located in New York, NY
This lustrous, huge rough black diamond mined in Canada weighs 251.76 carats. Black diamonds owe their opaque color to natural impurities in the crystal lattice and make beautiful co...
Category

2010s North American Loose Gemstones

Materials

Black Diamond

4.63 Carat Purple Spinel Cushion Cut Loose Gemstone Loupe Clean by Merkaba
By Merkaba
Located in Beverly Hills, CA
A collector grade 4.63 carat purple spinel cushion cut loose gemstone, offered unmounted by Merkaba Jewelry Beverly Hills. This exceptional spinel is described as loupe clean, showin...
Category

21st Century and Contemporary Modern North American Loose Gemstones

Materials

Spinel, 18k Gold, Rose Gold, White Gold, Yellow Gold, Platinum

71.19 Carat Rough Black Diamond
Located in New York, NY
This lustrous rough black diamond mined in Canada weighs a hefty 71.19 carats. Black diamonds owe their opaque color to natural impurities in the crystal lattice and make beautiful c...
Category

2010s North American Loose Gemstones

Materials

Black Diamond

64.92 Carat Rough Black Diamond
Located in New York, NY
This lustrous, large rough black diamond mined in Canada weighs 64.92 carats. Black diamonds owe their opaque color to natural impurities in the crystal lattice and make beautiful co...
Category

2010s North American Loose Gemstones

Materials

Black Diamond

86.22 Carat Rough Black Diamond
Located in New York, NY
This extremely lustrous and large rough black diamond mined in Canada weighs 86.22 carats. Black diamonds owe their opaque color to natural impurities in the crystal lattice and make...
Category

2010s North American Loose Gemstones

Materials

Black Diamond

Exotic 8.20 Carat Emerald Cut Indicolite Tourmaline Loose Gemstone - Merkaba
By Merkaba
Located in Beverly Hills, CA
Offered loose and unmounted, this rare 8.20 carat emerald cut indicolite tourmaline is a collector level gemstone with a saturated blue green tone that shifts beautifully with the li...
Category

21st Century and Contemporary Modern North American Loose Gemstones

Materials

Tourmaline, Indicolite, Emerald, 18k Gold, Rose Gold, White Gold, Yellow...

CLEARANCE, GIA 1.84 Carat Fancy Dark Brown Round Loose Diamond
Located in Great Neck Plaza, NY
Natural GIA 1.84 Carat Fancy Dark Greenish Yellow-Brown Round Loose Diamond *Free shipping within the US
Category

2010s North American Loose Gemstones

Materials

Diamond, Brown Diamond, Gold, 14k Gold, White Gold

1.96 Carat Tsavorite Garnet Cushion Cut Loose Gemstone for Custom Jewelry
By Merkaba
Located in Beverly Hills, CA
Vibrant 1.96 Carat Tsavorite Garnet Cushion Gem: Design Your Dream Custom Jewelry - Merkaba Beverly Hills. Discover the unmatched brilliance of this 1.96 carat Tsavorite Garnet, off...
Category

21st Century and Contemporary Modern North American Loose Gemstones

Materials

Garnet, Tsavorite, 18k Gold, Rose Gold, White Gold, Yellow Gold, Platinum

SALE 1.29 Carat Round Cut Natural Diamond 14 Karat Yellow Gold
Located in Great Neck Plaza, NY
Diamond Size: 1.29 carats (the weight of the diamond). Shape: Round (the cut of the diamond). Setting: 6-prong yellow gold setting (protecting the diamond while giving it a classic...
Category

2010s North American Loose Gemstones

Materials

Diamond, 14k Gold, Yellow Gold

1.55 Carat Oval Tsavorite Garnet Loose Gemstone by Merkaba Jewelry Beverly Hills
By Merkaba
Located in Beverly Hills, CA
Vivid 1.55 Carat Tsavorite Garnet Oval: A Rare Gemstone for Custom Jewelry Collectors - Merkaba Beverly Hills. Presenting a 1.55 carat Tsavorite Garnet, exquisitely crafted in...
Category

21st Century and Contemporary Modern North American Loose Gemstones

Materials

Garnet, Tsavorite, 18k Gold, Rose Gold, White Gold, Yellow Gold, Platinum

GIA Certified No Heat Cushion Ruby
Located in Great Neck, NY
GIA Certified No Heat Ruby Cushion Shape 1.23 cts (7.55x6.06x2.61) mm
Category

2010s Modern North American Loose Gemstones

Materials

Ruby

9.01 ct Mandarin Spessartite Garnet Pear Cut Loose Gemstone – Merkaba Jewelry
By Merkaba
Located in Beverly Hills, CA
9.01 ct Mandarin Spessartite garnet, pear cut (15.8 x 9.8 mm), offered loose for custom jewelry by Merkaba Jewelry Beverly Hills. This vivid, joyful orange Spessartite (Mandarin ga...
Category

21st Century and Contemporary Modern North American Loose Gemstones

Materials

Garnet, Mandarin Garnet, 18k Gold, Rose Gold, White Gold, Yellow Gold, P...

GIA Emerald Natural Diamond 1.60ct F/VS1 Loose GIA XX $2000 Credit, Inscription
By GIA
Located in San Diego, CA
Exquisite loose 1.60ct emerald-cut diamond certified by GIA with laser inscription number 1175388529. F Color and VS1 Clarity with no fluorescence. The diamond has excellent polish a...
Category

2010s Modern North American Loose Gemstones

Materials

Green Sapphire, Emerald, Multi-gemstone, Rubelite, Ruby, Sapphire, Blue ...

GIA 1.08 Carat Natural Fancy Dark Brown Cushion Loose Diamond
Located in Great Neck Plaza, NY
GIA Natural fancy dark brown cushion diamond weighing 1.08 carats. Measures 5.55 x 4.99 x 4.30 mm *Free shipping within the U.S.*
Category

2010s North American Loose Gemstones

Materials

Diamond, Brown Diamond, 14k Gold, White Gold

SALE 0.76 Carat Natural Light Brown Round Diamond
Located in Great Neck Plaza, NY
Natural Light brown round diamond weighing 0.76 carats. *Free shipping within the U.S.*
Category

2010s North American Loose Gemstones

Materials

Diamond, Brown Diamond, Gold, 14k Gold, Yellow Gold

NICE SALE 0.14 Carat Natural Fancy Pink Brown Round Shape Loose Diamond
Located in Great Neck Plaza, NY
Natural fancy pink brown round shape diamond weighing 0.14 carats. *Free shipping within the U.S.*
Category

2010s North American Loose Gemstones

Materials

Diamond, Pink Diamond, Brown Diamond

CLOSE OUT GIA 1.33 Carat Emerald Cut Fancy Yellow Brown Loose Diamond
Located in Great Neck Plaza, NY
GIA 1.33 Carats Natural Fancy Yellow-Brown Emerald Cut Loose Diamond *Free shipping within the U.S.*
Category

2010s North American Loose Gemstones

Materials

Diamond, Emerald, Brown Diamond, 14k Gold, White Gold

Mahenge Tanzania Red Spinel 2.96 Carat Pear Cut Loose Gemstone, Unmounted
By Merkaba
Located in Beverly Hills, CA
Extraordinary 2.96 Carat Red Spinel Pear-Shaped Gem from Mahenge, Tanzania: A Rare Treasure for Collectors and a Perfect Holiday Gift By Merkaba Beverly Hills. Introducing a 2.96 carat Red Spinel, masterfully cut into an elegant pear shape and sourced from the legendary mines of Mahenge, Tanzania. This exceptional gemstone, offered loose, is a collector’s dream and a romantic holiday gift for someone truly special. With its intense crimson hue, superb clarity, and rare origin, this Spinel embodies the beauty and rarity of nature’s finest creations. Whether preserved as part of a gemstone collection or transformed into bespoke jewelry, this gem promises to captivate hearts and minds. The Allure of Mahenge Red...
Category

21st Century and Contemporary Modern North American Loose Gemstones

Materials

Spinel, 18k Gold, Rose Gold, White Gold, Yellow Gold, Platinum

GIA Certified - 8.19ct Atnuiqe Cusion Brilliant diamond - "Taylor Swift" Style
Located in Ramat Gan, IL
**GIA Certified 8.19ct Cushion Brilliant Diamond** Discover timeless elegance with this exquisite 8.19-carat Cushion Brilliant diamond. Certified by the Gemological Institute of Ame...
Category

20th Century Art Deco North American Loose Gemstones

Materials

Diamond

1.01 Carat Princess Shape Natural Diamond
Located in Great Neck Plaza, NY
1.01 Carat Princess Shape Natural Diamond Average Color H, Clarity I2 Measurements: 4.8 x 5 x 3.8 mm
Category

2010s North American Loose Gemstones

Materials

Diamond, 14k Gold, Yellow Gold

CLOSE OUT GIA 1.07 Carat Fancy Yellow Round Natural Diamond
Located in Great Neck Plaza, NY
GIA 1.07 Carat Fancy Yellow Round Loose Diamond Diamond Color: Fancy Light Brownish Greenish Yellow
Category

2010s North American Loose Gemstones

Materials

Diamond, 14k Gold, White Gold

0.92 Carat Round Shape Natural Diamond
Located in Great Neck Plaza, NY
0.92 Carat Round Shape Natural Loose Diamond Average Color K, Clarity SI2 Measurements: 5.6 - 5.8 x 3.8 mm
Category

2010s North American Loose Gemstones

Materials

Diamond, 14k Gold, Yellow Gold

CLEARANCE, GIA 8.17 Carat Natural Fancy Yellow Round Loose Diamond
Located in Great Neck Plaza, NY
GIA 8.17cts Natural fancy deep brownish yellow round loose diamond *Free shipping within the U.S.*
Category

2010s North American Loose Gemstones

Materials

Yellow Diamond, Diamond, 14k Gold, Yellow Gold

EXTREMELY RARE! GIA Certified 2.02 Carat Lozenge Kite Step cut Antique Diamond
Located in New York, NY
ITEM DESCRIPTION ID #: NYC57128 Stone Shape: MODIFIED LOZENGE STEP CUT Diamond Weight: 2.02 CT Clarity: I1 Color: G Cut: Excellent Measurements: 17.14 X 7.35 X 2.86 mm Depth %: 38....
Category

21st Century and Contemporary Art Deco North American Loose Gemstones

Materials

White Diamond, Diamond

25.83 Carat Cushion Cut Green Tourmaline Loose Gemstone 21.50 x 14.60 mm
By Merkaba
Located in Beverly Hills, CA
An extraordinary, collector level green tourmaline offered loose and unmounted by Merkaba Jewelry Beverly Hills. Weighing an impressive 25.83 carats and cut in a refined cushion shap...
Category

21st Century and Contemporary Modern North American Loose Gemstones

Materials

Tourmaline, Platinum, Yellow Gold, White Gold, Rose Gold, 18k Gold

Small Round Australian Boulder Opal 0.50ct Loose Gemstone Jewelry Making
Located in Suwanee, GA
Small Round Australian Boulder Opal 0.50ct Loose Gemstone Jewelry Making. Free Domestic USPS First Class Shipping! Free Gift Bag/Box with every order! Every Opal piece is Unique. W...
Category

2010s Arts and Crafts North American Loose Gemstones

Materials

Opal

SAMPLE SALE GIA 1.66 Carat Radiant Cut Fancy Brown Yellow Loose Diamond
Located in Great Neck Plaza, NY
Diamond Overview: This stunning 1.66 carat radiant cut loose diamond offers a unique combination of earthy beauty and brilliance. With a fancy brown-yellow color grade, this diamond...
Category

2010s North American Loose Gemstones

Materials

Diamond, 14k Gold, Yellow Gold

Pear Natural Australian Black Opal 0.43 ct Loose Gemstone Jewelry Making Design
Located in Suwanee, GA
Pear Natural Australian Black Opal 0.43 ct Loose Gemstone Jewelry Making Design. Free Domestic USPS First Class Shipping! Free Beautiful Gift Bag with every order! Every Opal piece...
Category

2010s Arts and Crafts North American Loose Gemstones

Materials

Opal, Black Opal

3.05 Carat Cushion Cut Natural Loose Diamond F / SI1 GIA Certified
Located in New York, NY
Gorgeous GIA Certified 3.05 Carat Cushion Cut Natural Diamond. Color - F Clarity- SI 1 Symmetry - Very Good Fluorescence- None Our Diamond can be mounted on 18K or 14 K gold ring f...
Category

2010s North American Loose Gemstones

Materials

Diamond

13.89-Carat Aquamarine Leaf-Shaped Rare Loose Gemstone – Merkaba Beverly Hills
Located in Beverly Hills, CA
Ultra-exclusive 13.89-carat leaf-shaped Aquamarine gemstone featuring a rare hand-carved silhouette and ocean-mist clarity. A masterpiece for fine gemstone collectors. The Sovereign...
Category

21st Century and Contemporary Modern North American Loose Gemstones

Materials

Aquamarine, Beryl, Gold, 18k Gold, Rose Gold, Yellow Gold, Platinum

GIA 0.78 Carat Fancy Vivid Yellow Radiant Loose Diamond
Located in Great Neck Plaza, NY
Fancy vivid yellow radiant cut natural diamond weighing 0.78 carats Comes with a free diamond appraisal as well! *Free shipping within the US
Category

Early 2000s North American Loose Gemstones

Materials

White Diamond, Yellow Diamond, Diamond, 14k Gold, White Gold

14.68 Carat Fall Bicolor Tourmaline Square Cushion Cut Loose Gemstone - Merkaba
By Merkaba
Located in Beverly Hills, CA
An exceptional 14.68 carat Fall bicolor tourmaline offered unmounted for the discerning collector. This rare gemstone displays natural color zoning with autumn inspired tones that ca...
Category

21st Century and Contemporary Modern North American Loose Gemstones

Materials

Tourmaline, Other, 18k Gold, Rose Gold, White Gold, Yellow Gold, Platinum

Hakimoto By Jewel Of Ocean Pair of 18 mm White Round Australian South Sea Pearl
Located in Hicksville, NY
Hakimoto By Jewel Of Ocean Round South Sea Pearl Pair of 18 mm White 16.7 Grams Australian South Sea Pearl Aproximate
Category

Late 20th Century Modern North American Loose Gemstones

Materials

South Sea Pearl

GIA Certified 1.01 Carat Brilliant Cut Loose Diamond D / VS1
Located in New York, NY
1.01 Round Brilliant Cut Loose Diamond GIA certified D/ VS1 Grade Cut : Very Good Polish: EX Symm: EX Depth: 61 Stone Table: 59
Category

2010s North American Loose Gemstones

Materials

Diamond

CLEARANCE, GIA 2.25 Carat Fancy Brown-Greenish Yellow Round Diamond
Located in Great Neck Plaza, NY
Natural GIA 2.25 Carat Fancy Brown-Greenish Yellow Round Diamond.
Category

2010s North American Loose Gemstones

Materials

Diamond, Brown Diamond, Gold, 14k Gold, White Gold

FLASH SALE GIA 0.50 Carat Light Yellow Brilliant Marquise Shape Natural Diamond
Located in Great Neck Plaza, NY
GIA 0.50 Carat Light Yellow Brilliant Marquise Shape Natural Diamond Diamond Color: Light yellow
Category

2010s North American Loose Gemstones

Materials

Diamond, Yellow Diamond, White Gold, 14k Gold

0.99 Carat Purple Sapphire Loose Gemstone Oval 6x5mm
Located in Columbus, OH
NNJ Designs presents a 0.99 carat Purple Sapphire loose gemstone! This Purple Sapphire gemstone would be perfect for the center gemstone of your choice and can be a lovely September ...
Category

2010s North American Loose Gemstones

Materials

Sapphire, Purple Sapphire

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