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American Loose Gemstones

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Place of Origin: American
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 Artist American Loose Gemstones

Materials

Opal

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 American Loose Gemstones

Materials

Diamond

9.13 Carats Natural Cornflower Blue Sapphire Oval Cut Loose Gem
Located in Great Neck Plaza, NY
9.13 CTS NATURAL CORNFLOWER BLUE OVAL CUT GENUINE SAPPHIRE LOOSE GEM STANDARD HEAT ONLY TREATEMENT, GORGEOUS COLOR AND SIZE MEASUREMENTS 10.70mm X 12.20mm *FREE SHIPPING WITHIN THE...
Category

2010s American Loose Gemstones

Materials

Sapphire, Blue Sapphire

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 American Loose Gemstones

Materials

Diamond, Yellow Diamond, White Gold, 14k Gold

Round 1 Carat Certified Loose Diamond - K I1, GIA Certified
Located in Tustin, CA
This Round 1 Carat Certified Loose Diamond is a stunning choice for any fine jewelry creation. With a GIA Certification, you can trust its authenticity and quality. The diamond has a...
Category

2010s American Loose Gemstones

Materials

Diamond

Hakimoto Pair of 14 mm Pink Botton Shape Cultured Pearls
Located in Hicksville, NY
Hakimoto Pink Pair of Botton Cultured Pearls 7.6 grams 14.5-14.4 mm Aproximat
Category

1990s Modern American Loose Gemstones

Materials

Cultured Pearl

1.01 Carat Brazilian Opal Loose Gemstone Marquise 13x5mm
Located in Columbus, OH
Presenting a 1.01 carat marquise shape brazilian opal gemstone! Nothing beats this gem’s play-of-color! This gemstone is ideal for creating elegant and ...
Category

2010s Art Deco American Loose Gemstones

Materials

Opal

1 Carat Purple Sapphire Loose Gemstone Pear Shape 7x5mm
Located in Columbus, OH
NNJ Designs presents a 0.91 carat pear shaped Purple Sapphire loose gemstone! This Purple Sapphire gemstone would be perfect for the jewelry setting of your choice and can be a lovel...
Category

2010s American Loose Gemstones

Materials

Sapphire, Purple Sapphire

Alexander Beverly Hills GIA 5.03ct G VS1 Emerald Cut Diamond (1.44 ratio)
By Alexander Beverly Hills
Located in BEVERLY HILLS, CA
Stunning loose emerald cut diamond, GIA certified. Sold as loose diamond but can easily be made into a ring of your liking. Crafted by some of the most prestigious bench jewelers in ...
Category

21st Century and Contemporary Contemporary American Loose Gemstones

Materials

Diamond, White Diamond

Hakimoto Pair of 18 mm Round Silver Tahiti Naget Baroque Pearl
Located in Hicksville, NY
Hakimoto Pair Of 18 mm Round Silver Naget Tahiti Baroque Pearl 14.2 Grams Aproximate
Category

1990s American Loose Gemstones

Materials

Pearl

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 American Loose Gemstones

Materials

Diamond, 14k Gold, White Gold

Hakimoto by Jewel Of Ocean 17.7 mm Special Gem Quality Round South Sea Pearl
Located in Hicksville, NY
Hakimoto By Jewel Of Ocean Round South Sea Pearl 17.7 mm Special 7.7 Grams Scecial Color South Sea Pearl Approximate
Category

1990s Modern American Loose Gemstones

Materials

Cultured Pearl, South Sea Pearl

Elongated 2.32 Carat Brazilian Opal Loose Gemstone Oval 13x7mm
Located in Columbus, OH
Presenting a 2.32 carat oval brazilian opal gemstone! Nothing beats this gem’s play-of-color! This gemstone is ideal for creating elegant and enchanting...
Category

2010s Modern American Loose Gemstones

Materials

Opal

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 pi...
Category

2010s Artist American Loose Gemstones

Materials

Opal, Black Opal

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 American Loose Gemstones

Materials

Diamond, 14k Gold, White Gold

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 American Loose Gemstones

Materials

Diamond

Cushion 2 Carat Certified Loose Diamond - M SI1, GIA Certified
Located in Tustin, CA
This stunning 2 Carat Cushion Cut Loose Diamond is a perfect choice for those seeking elegance and brilliance. GIA Certified, it comes with a M color and SI1 clarity, ensuring a beau...
Category

2010s American Loose Gemstones

Materials

Diamond

1.50 Carat Round Certified Loose Diamond - M I1, GIA Certified
Located in Tustin, CA
This Round 1.50 Carat Certified Loose Diamond is a stunning choice for any fine jewelry creation. With a GIA Certification, you can trust its authenticity and quality. The diamond ha...
Category

2010s American Loose Gemstones

Materials

Diamond

GIA 14.96 Carats Oval Shape Natural Blue Sapphire
Located in Great Neck Plaza, NY
14.96 Carat Oval Shape Natural Blue Sapphire Heated Gorgeous Color & Size Measurements: 16.40 mm x 12.82 mm x 8.48 mm Free Shipping within the U.S. This striking oval-shaped blue sa...
Category

2010s American Loose Gemstones

Materials

Sapphire, Blue Sapphire

Oval 2.02 Carat Certified Loose Diamond - M SI2, GIA Certified
Located in Tustin, CA
This stunning Oval 2.02 Carat Certified Loose Diamond is a true showstopper, offering exceptional brilliance and timeless elegance. With a clarity grade of SI2 and a M color, this di...
Category

2010s American Loose Gemstones

Materials

Diamond

HOLIDAY SALE 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 American Loose Gemstones

Materials

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

GIA Certified - 8.19ct Cusion Brilliant diamond
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 American Loose Gemstones

Materials

Diamond

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 American Loose Gemstones

Materials

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

FLASH SALE 0.18 Carat Natural Fancy Light Pinkish Brown Round Shape Diamond
Located in Great Neck Plaza, NY
Natural fancy light pinkish brown round shape diamond weighing 0.18 carats. *Free shipping within the U.S.*
Category

2010s American Loose Gemstones

Materials

Diamond, Pink Diamond, Brown Diamond

7.33-Carat Natural Asscher -Cut Sapphire Pair A Set
Located in Great Neck Plaza, NY
7.33-Carat Natural Asscher-Cut Sapphire Pair – Rare Precision & Vintage Glamour This exquisite matched pair of natural sapphires totals an impressive 7.33 carats, each expertly fashi...
Category

2010s American Loose Gemstones

Materials

Sapphire, 14k Gold, Yellow Gold

GIA Certified 4.04 Carat Cushion Cut Loose Diamond H / VS1
Located in New York, NY
Our Gorgeous 4.04 Carat Cushion Cut Natural Loose Diamond will be the star of any unique engagement ring design. GIA certified H / VS1 Polish:...
Category

2010s American Loose Gemstones

Materials

Diamond

Argyle 0.16 Carat Natural Pink Champagne Round Shape Loose Diamond
Located in Great Neck Plaza, NY
Argyle 0.16 Carat Natural Pink Champagne Round Shape Loose Diamond. Argyle with inscription on the diamond. Clarity SI1. 2020: Closure of the Argyle mine ...
Category

2010s American Loose Gemstones

Materials

Diamond, Pink Diamond

Hand Carved 42.23 Carats Natural Arizona Turquoise Fish Loose Gemstone
By Vaibhav Dhadda
Located in Jaipur, Rajasthan
Our one-of-a-kind 42.23 cts hand-carved fish on natural Arizona Turquoise is a mesmerizing piece of art created by our expert lapidary artist in Jaipur. With exceptional skill and at...
Category

21st Century and Contemporary Contemporary American Loose Gemstones

Materials

Turquoise

Round 1 Carat Certified Loose Diamond - L SI2, GIA Certified
Located in Tustin, CA
This stunning 1.01-carat round loose diamond is a timeless treasure, certified by GIA for its exceptional quality. With an L color grade, it exudes a warm brilliance, complemented by...
Category

2010s American Loose Gemstones

Materials

Diamond

HOLIDAY SALE 1.29 Carat Round Cut Color Loose DIamond
Located in Great Neck Plaza, NY
1.29 Carats round color loosed diamond Natural Greenish Gray, Si1 *Free shipping within the US
Category

2010s American Loose Gemstones

Materials

Diamond, 14k Gold, White Gold

Unheated 2.14 Carat Purple Sapphire Octagon, Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
A sapphire with such exquisite color as this should be named the "Orchid Princess!" It is a princess-cut gem measuring 7.22 x 6.00 x 4.92 millimeters and is accompanied by Gemologica...
Category

21st Century and Contemporary Artisan American Loose Gemstones

Materials

Sapphire, Purple Sapphire

Unheated 5.18 Carat Cinnamon Orange Sapphire Pear, Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This rare "cinnamon" color sapphire measures 12.35 x 9.30 x 5.39 millimeters and weighs 5.18 carats. The proportions of this gem would make a stunning 3-stone engagement ring, but it...
Category

21st Century and Contemporary Artisan American Loose Gemstones

Materials

Sapphire

Four Marquise Pear Shape Oval Loose GIA Certified 145.90 Carat Kunzite
Located in Los Angeles, CA
DeKara Designs Collection Stones- 1 Pear Shape Kunzite 43.02 Carats, 1 Elongated Pear Shape Kunzite 37.13 Carats, 1 Marquise Kunzite 33.18 Carats, 1 Oval Kunzite 32.57 Carats. GIA...
Category

21st Century and Contemporary Modern American Loose Gemstones

Materials

Diamond, Kunzite, 18k Gold, White Gold

1.09 Carat Loose F/ VS2 Princess Cut Diamond GIA Certified
Located in Sherman Oaks, CA
1.09 Carat Loose F/ VS2 Princess Cut Diamond GIA Certified Diamond General Info Diamond Cut: Rectangular Modified Brilliant Measurements: 5.9...
Category

21st Century and Contemporary Modern American Loose Gemstones

Materials

Diamond

0.92 Carat Purple Amethyst Loose Gemstone Pear Shape 7x5mm
Located in Columbus, OH
NNJ Designs presents a 0.92 carat pear shaped Purple Amethyst loose gemstone! This Purple Amethyst gemstone would be perfect for the ring or pendant setting of your choice and can be...
Category

2010s American Loose Gemstones

Materials

Amethyst

3.07 Carat Peacock Sapphire Loose Gemstone Pear Shape 8x6mm
Located in Columbus, OH
NNJ Designs presents a 3.07 carat pear shaped Peacock Sapphire loose gemstone! This Blue Sapphire gemstone would be perfect for the jewelry setting of...
Category

2010s American Loose Gemstones

Materials

Sapphire

2.00 Carat Loose G / VS1 Round Brilliant Cut Diamond GIA Certified
Located in Sherman Oaks, CA
Diamond General Info Diamond Cut: Round Brilliant Measurements:8.07 x 7.92 - 5.05 mm Diamond Grading Results Carat Weight: 2.00 Color Grade: G Clarity Grade: VS1 Additional Gra...
Category

21st Century and Contemporary Modern American Loose Gemstones

Materials

Diamond

3 Carat Blue Sapphire Loose Gemstone Pear Shape 8x6mm
Located in Columbus, OH
NNJ Designs presents a 3 carat pear shaped Blue Sapphire loose gemstone! This Blue Sapphire gemstone would be perfect for the jewelry setting of your choice and can be a lovely Septe...
Category

2010s American Loose Gemstones

Materials

Sapphire, Blue Sapphire

0.68 Carat Colombian Emerald Loose Gemstone Emerald Cut 5.57x5.36mm
Located in Columbus, OH
NNJ Designs presents a 0.68 carat emerald cut Colombian Emerald loose gemstone! This gemstone would be perfect for the jewelry setting of your choice! This Colombian Emerald also ma...
Category

2010s American Loose Gemstones

Materials

Emerald

3.14 Carat Red Cushion Cut No Heat Burmese Spinel Certified
By Emeralds Maravellous
Located in US
Certified Cushion-Cut No Heat Burmese Red Spinel. Gemstone: Natural Spinel Carat Weight: 3.14 Carats Measurements: 9.87 x 7.21 x 5.08 mm. Shape: Antique Cushion Cutting Style: Facet...
Category

21st Century and Contemporary Contemporary American Loose Gemstones

Materials

Spinel

Two Natural Australian Black Opal 0.26ct, 0.23ct Loose Gemstone Jewelry Making
Located in Suwanee, GA
Two Natural Australian Black Opal 0.26ct, 0.23ct Loose Gemstone Jewelry Making. Free Domestic USPS First Class Shipping! Free Gift Bag/Box with every order! Every Opal piece is Uni...
Category

2010s Arts and Crafts American Loose Gemstones

Materials

Opal, Black Opal

6.91 Carat Star Ruby Loose Gemstone Oval 11.7 x 9.3 mm
Located in Columbus, OH
NNJ Designs presents a 6.91 carat oval Star Ruby loose gemstone! A Star Ruby is a type of gemstone that displays a six-rayed star when light is shone onto it. Star rubies are unique ...
Category

2010s Art Deco American Loose Gemstones

Materials

Ruby, Star Ruby

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 American Loose Gemstones

Materials

Ruby

Stunning 9 Carat Blue Sapphire Loose Gemstone Cushion Cut 12x9.5mm
Located in Columbus, OH
NNJ Designs presents a stunning 9 carat cushion cut Blue Sapphire gemstone! This Sapphire gemstone would be perfect for the statement ring setting or pendant setting of your choice a...
Category

2010s American Loose Gemstones

Materials

Sapphire, Blue Sapphire

1.71 Carat Loose K / VS2 Round Brilliant Cut Diamond GIA Certified
Located in Sherman Oaks, CA
1.71 Carat Loose K / VS2 Round Brilliant Cut Diamond GIA Certified Diamond General Info GIA Report Number: 1182391857 Diamond Cut: Round Brilliant Measurements: 7.60 x 7.53 - 4....
Category

21st Century and Contemporary Modern American Loose Gemstones

Materials

Diamond

GIA Certified 7.02ct L / VS1 Excellent Cut
Located in New York, NY
GIA certified 7.02ct Natural emerald cut diamond. Excellent clean clarity brilliant cut. Report # 6214923983 Stating: 13.01 x 9.36 x 6.07mm Very Good Cut Excellent Symmetry Excellen...
Category

2010s Contemporary American Loose Gemstones

Materials

Diamond

0.66 Carat Colombian Emerald Loose Gemstone Emerald Cut 5.70x5.38mm
Located in Columbus, OH
NNJ Designs presents a 0.66 carat emerald cut Colombian Emerald loose gemstone! This Colombian Emerald would be perfect for the jewelry setting of your choice! This Colombian Emerald...
Category

2010s American Loose Gemstones

Materials

Emerald

0.54 Carat Loose J/ VS2 Princess Cut Diamond GIA Certified
Located in Sherman Oaks, CA
0.54 Carat Loose J/ VS2 Princess Cut Diamond GIA Certified Diamond General Info GIA Report Number:1182451620 Diamond Cut: Square Modified Bri...
Category

21st Century and Contemporary Modern American Loose Gemstones

Materials

Diamond

GIA Certified 1.50 Carat Marquise Diamond Loose Stone
By Roman Malakov
Located in New York, NY
A marquise cut loose diamond certified by GIA as G color, VS2 clarity, with good polish and symmetry. Diamond measures 12.56 x 5.96 x 3.32 millimeters. Available to be set in a cust...
Category

21st Century and Contemporary American Loose Gemstones

Materials

Diamond

0.59 Carat Ceylon Sapphire Loose Gemstone Pear Shape 6x5mm
Located in Columbus, OH
NNJ Designs presents a 0.59 carat pear shaped Ceylon Sapphire loose gemstone. This Ceylon Sapphire gemstone would be perfect for the jewelry setting of your choice and can be a lovel...
Category

2010s American Loose Gemstones

Materials

Sapphire

4.56 Carat Peridot, Pear Shape, Unset Loose Gemstone
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This 4.56 carat pear shaped peridot would make a beautiful custom-made ring or pendant! It has gorgeous apple green color, a beautiful shape and eye-catching sparkle. Measuring 13.30...
Category

21st Century and Contemporary Artisan American Loose Gemstones

Materials

Peridot

2.07 Carat Loose H /SI1 Radiant Cut Diamond GIA Certified
Located in Sherman Oaks, CA
2.07 Carat Loose H /SI1 Radiant Cut Diamond GIA Certified Diamond General Info Diamond Cut: Radiant Measurements: 8.30 x 6.33 - 4.83 Diamond Grading Results Carat Weight:2.07 C...
Category

21st Century and Contemporary Modern American Loose Gemstones

Materials

Diamond

6.95 Carat Star Ruby Loose Gemstone Oval 11.5 x 9.4 mm
Located in Columbus, OH
NNJ Designs presents a 6.95 carat oval Star Ruby loose gemstone! A Star Ruby is a type of gemstone that displays a six-rayed star when light is shone onto it. Star rubies are unique ...
Category

2010s Art Deco American Loose Gemstones

Materials

Ruby, Star Ruby

1.65 Carat Blue Sapphire Loose Gemstone Round 7.24 x 3.52 mm
Located in Columbus, OH
NNJ Designs present a 1.65 carat Blue Sapphire loose gemstone! This Blue Sapphire gemstone would be perfect for the jewelry setting of your choice and can be a lovely September birth...
Category

2010s American Loose Gemstones

Materials

Sapphire, Blue Sapphire

1.00 Carat Loose G / VS1 Asscher Cut Diamond GIA Certified
Located in Sherman Oaks, CA
1 Carat Loose G / VS1 Asscher Cut Diamond GIA Certified Diamond General Info Diamond Cut: Asscher Measurements: 5.69 x 5.48 - 3.82 mm Diamond Grading Results Carat Weight: 1.0...
Category

21st Century and Contemporary Modern American Loose Gemstones

Materials

Diamond

0.44 Carat Loose G/SI1 Round Brilliant Cut Diamond GIA Certified
Located in Sherman Oaks, CA
0.44 Carat Loose G/ SI1 Round Brilliant Cut Diamond GIA Certified Diamond General Info Diamond Cut:Round Brilliant Measurements: 4.95 x 4.87 - 3.04 mm Diamond Grading Results C...
Category

21st Century and Contemporary Modern American Loose Gemstones

Materials

Diamond

4 Carat Star Ruby Loose Gemstone Oval 10x8mm
Located in Columbus, OH
NNJ Designs presents a 4.01 carat oval Star Ruby loose gemstone! A Star Ruby is a type of gemstone that displays a six-rayed star when light is shone onto it. Star rubies are unique ...
Category

2010s Art Deco American Loose Gemstones

Materials

Ruby, Star Ruby

1 Carat Ceylon Sapphire Loose Gemstone Oval 7x5mm
Located in Columbus, OH
NNJ Designs presents a 0.98 carat Ceylon Sapphire loose gemstone! This Ceylon Sapphire gemstone would be perfect for the jewelry setting of your choice and can be a lovely September ...
Category

2010s American Loose Gemstones

Materials

Sapphire

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