American Loose Gemstones
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Place of Origin: American
1.51 Carat Round Shape Natural Diamond
Located in Great Neck Plaza, NY
1.51 Carat Round Shape Natural Diamond
Average Color I, Clarity SI3
Measurements: 6.5 - 6.7 x 4.5 mm
Category
2010s American Loose Gemstones
Materials
Diamond, 14k Gold, Yellow Gold
6.66-Carat Natural Cushion-Cut Yellow Sapphire
Located in Great Neck Plaza, NY
Radiating warmth and brilliance, this exceptional 6.66-carat natural yellow sapphire features a classic cushion cut, emphasizing its vibrant golden hue and remarkable clarity. This g...
Category
2010s American Loose Gemstones
Materials
Sapphire, Yellow Sapphire, 14k Gold, Yellow Gold
GIA Certified 2.02 Carat Oval Cut Loose Diamond E / VVS1
Located in New York, NY
Our Gorgeous 2.02 Carat Pear Shape Cut Natural Loose Diamond will be the star of any unique engagement ring design.
GIA certified
E / VVS1
Pol...
Category
2010s American Loose Gemstones
Materials
Diamond
SAMPLE SALE 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 American Loose Gemstones
Materials
Diamond, 14k Gold, White Gold
Unheated 2.23 Carat Burmese Star Ruby, Unset Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This unheated Burmese star ruby is a near perfect round, weighs 2.23 carats and has a beautiful, delicate 6-rayed star! It is a vivid, highly-saturated, purplish red color and semi-translucent, giving the stone a vibrant, rich glow. The star is centered, straight and complete. This lovely gem is from Burma, also referred to as Myanmar, famous for its unrivaled pinkish red rubies. It measures 8.28 x 8.62 x 2.61 millimeters and is accompanied by Gemological Institute of America Origin Report #2151151388. A very special stone...
Category
21st Century and Contemporary Artisan American Loose Gemstones
Materials
Ruby, Star Ruby
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 American Loose Gemstones
Materials
Diamond, 14k Gold, Yellow Gold
0.94 Carat Purple Sapphire Looser Gemstone Pear Shape 7x5mm
Located in Columbus, OH
NNJ Designs presents a 0.94 carat Purple Sapphire loose gemstone! This Purple Sapphire would be perfect for the jewelry setting of your choice and can be a lovely September birthston...
Category
2010s American Loose Gemstones
Materials
Sapphire, Purple Sapphire
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
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
1.58 Carat Loose D / SI1 Marquise Brilliant Cut Diamond GIA Certified
Located in Sherman Oaks, CA
Diamond General Info
GIA Report Number: 6187448186
Diamond Cut: Marquise Brilliant
Measurements: 12.28 x 5.63 x 3.86 mm
Diamond Grading Results
Carat Weight: 1.58
Color Grade: D
Cl...
Category
21st Century and Contemporary Modern American Loose Gemstones
Materials
Diamond
91.81 Carat Designer Cut Bi-Color Watermelon Tourmaline Loose Gemstone
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This expertly facetted multi-colored tourmaline is a veritable party of optical effects! At first glance, this gorgeous gemstone displays bright reddish pink on one end and rich, vib...
Category
21st Century and Contemporary Artisan American Loose Gemstones
Materials
Tourmaline
0.90 Carat Princess Shape Natural Loose Diamond
Located in Great Neck Plaza, NY
0.90 Carat Princess Shape Natural Loose Diamond
Average Color H, Clarity I2
Measurements: 5.3 x 4.8 x 3.5 mm
Category
2010s American Loose Gemstones
Materials
Diamond, 14k Gold, Yellow Gold
10.73 Carat Black Opal Loose Gemstone Oval 23x13mm
Located in Columbus, OH
NNJ Designs presents a 10.73 carat loose Black Opal gemstone! Black Opal is often called the "king of opals". This gemstone would be perfect for the j...
Category
2010s American Loose Gemstones
Materials
Opal, Black Opal
12.93-Carat Natural Oval-Cut Sapphire
Located in Great Neck Plaza, NY
Exquisite 12.93-Carat Natural Oval-Cut Sapphire
Elevate your collection with this exceptional 12.93-carat natural oval-cut sapphire, a true treasure for connoisseurs of fine gemston...
Category
2010s American Loose Gemstones
Materials
Sapphire, 14k Gold, Yellow Gold
GIA 13.15 Carat Natural Sapphire Round Shape
Located in Great Neck Plaza, NY
Stunning 13.15 -Carat Natural Sapphire – Round Shape, Blue
This exquisite 13.15 -carat natural sapphire is a true treasure for any gemstone enthusiast or collector. With its captiva...
Category
2010s American Loose Gemstones
Materials
Sapphire, 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
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
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
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
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 American Loose Gemstones
Materials
Diamond
HOLIDAY 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 American Loose Gemstones
Materials
Diamond, Brown Diamond, Gold, 14k Gold, Yellow 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 American Loose Gemstones
Materials
Diamond, Yellow Diamond, 14k Gold, White Gold
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
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 American Loose Gemstones
Materials
Cultured Pearl, South Sea Pearl
0.40 Carat Natural Fancy Intense Purple-Pink Diamond, Cushion Cut, GIA Report.
Located in New York, NY
A natural 0.40 carat. Fancy Intense Purple-Pink Diamond, Cushion shape. graded by GIA as SI1 in clarity. A gorgeous Pink diamond with a captivatin...
Category
21st Century and Contemporary Contemporary American Loose Gemstones
Materials
Pink Diamond
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 American Loose Gemstones
Materials
Diamond, 14k Gold, Yellow 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 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
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 American Loose Gemstones
Materials
Diamond, 14k Gold, Yellow Gold
Round 2 Carat Certified Loose Diamond - M I1, GIA Certified
Located in Tustin, CA
This Round 2 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
4.22-Carat Natural pear-Shape Yellow Sapphire
Located in Great Neck Plaza, NY
4.22-Carat Natural Pear-Shape Yellow Sapphire
This exquisite 4.22-carat natural yellow sapphire is masterfully cut in a graceful pear shape, showcasing its radiant golden hue and ex...
Category
2010s American Loose Gemstones
Materials
Sapphire, Yellow Sapphire, 14k Gold, Yellow Gold
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 American Loose Gemstones
Materials
Diamond, Emerald, Brown Diamond, 14k Gold, White Gold
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
Cushion 1.50 Carat Certified Loose Diamond - L VS2, GIA Certified
Located in Tustin, CA
This exquisite 1.50-carat cushion-cut diamond is a timeless masterpiece of brilliance and elegance. Certified by the Gemological Institute of America (GIA), it guarantees exceptiona...
Category
2010s American Loose Gemstones
Materials
Diamond
Exquisite 4.29 Carat Pear-Shaped Diamond (F, VS2) – GIA - Luxury Collection
By Tamir
Located in Beverly Hills, CA
A Diamond That Transcends Expectations - Tamir by Merkaba Beverly Hills
At the pinnacle of luxury and refinement stands a single stone that captures the essence of elegance: a breath...
Category
21st Century and Contemporary Contemporary American Loose Gemstones
Materials
Diamond
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 6.44 Carat Natural Blue Sapphire Oval Shape
Located in Great Neck Plaza, NY
GIA Certified 6.44-Carat Natural Sapphire – Blue – Oval Shape
This stunning 6.44-carat natural sapphire is a true statement piece, perfect for high-end jewelry enthusiasts or collec...
Category
2010s Modern American Loose Gemstones
Materials
Sapphire, 14k Gold, White Gold
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 American Loose Gemstones
Materials
Diamond, Yellow Diamond
1 Carat Emerald Certified Loose Diamond - J SI2, GIA Certified
Located in Tustin, CA
This stunning 1.00-carat emerald-cut diamond radiates elegance with its timeless shape and exceptional sparkle. Graded J color by the GIA, it offers a warm brilliance, making it an e...
Category
2010s American Loose Gemstones
Materials
Diamond
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
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 American Loose Gemstones
Materials
South Sea Pearl
HOLIDAY SALE 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 American Loose Gemstones
Materials
Diamond, Yellow Diamond, 14k Gold, White Gold
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
5.23-Carat Natural Heart-Shape Yellow Sapphire
Located in Great Neck Plaza, NY
Radiating warmth and elegance, this exquisite 5.23-carat natural yellow sapphire is expertly cut in a romantic heart shape, making it a perfect centerpiece for a bespoke engagement r...
Category
2010s American Loose Gemstones
Materials
Sapphire, Yellow Sapphire, 14k Gold, Yellow Gold
2.10-Carat Natural Trangle-Cut Sapphire
Located in Great Neck Plaza, NY
2.10-Carat Natural Triangle-Cut Sapphire – Rare Geometric Elegance
This exquisite 2.10-carat natural sapphire features a unique triangle (trillion) cut, showcasing the gemstone’s br...
Category
2010s American Loose Gemstones
Materials
Sapphire, 14k Gold, Yellow Gold
11.52-Carat Natural Pear-Cut Sapphire
Located in Great Neck Plaza, NY
Presenting a rare and exceptional 11.52-carat natural sapphire, masterfully cut into a timeless pear shape, this remarkable gemstone is a true masterpiece of nature. With its deep, r...
Category
2010s American Loose Gemstones
Materials
Sapphire, 14k Gold, Yellow Gold
13.67-Carat Natural Pear-Cut Sapphire
Located in Great Neck Plaza, NY
Exceptional 13.67-Carat Natural Pear-Cut Sapphire
A magnificent 13.67-carat natural sapphire, expertly cut in a timeless pear shape, showcasing a vivid and saturated blue hue. This ...
Category
2010s American Loose Gemstones
Materials
Sapphire, 14k Gold, Yellow 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 American Loose Gemstones
Materials
Diamond, Pink Diamond
GIA 5.60 Carat Certified Natural Sapphire Loose Gemstone
Located in Great Neck Plaza, NY
5.60 Carat GIA Certified Natural Sapphire - Oval Shape, Blue
This exquisite 5.60-carat natural sapphire boasts a mesmerizing blue hue, making it a stunning centerpiece for any fine ...
Category
2010s Modern American Loose Gemstones
Materials
Sapphire, 14k Gold, White Gold
1.56 Carat Radiant Shape Natural Diamond
Located in Great Neck Plaza, NY
1.56 Carat Radiant Shape Natural Diamond
Average Color H, Clarity I1
Measurements: 5.5 x 5.8 x 4.5 mm
Category
2010s American Loose Gemstones
Materials
Diamond, 14k Gold, Yellow Gold
CLOSE OUT GIA 0.15 Carat Natural Fancy Deep Orange Brown Pear Shape Diamond
Located in Great Neck Plaza, NY
GIA natural fancy deep orange brown pear shape diamond weighing 0.15 carats.
Category
2010s American Loose Gemstones
Materials
Diamond, Brown Diamond
GIA 18.44 Carats Oval Shape Natural Blue Sapphire
Located in Great Neck Plaza, NY
GIA 18.44 Carat Oval Shape Natural Blue Sapphire
Heated
Gorgeous Color & Size
Measurements: 17.92 mm x 14.15 mm x 8.74 mm
This striking oval-shaped blue sapphire showcases a rich, v...
Category
2010s American Loose Gemstones
Materials
Sapphire, Blue Sapphire
SAMPLE SALE 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 American Loose Gemstones
Materials
Yellow Diamond, Diamond, 14k Gold, Yellow 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 American Loose Gemstones
Materials
Diamond, 14k Gold, White Gold
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 American Loose Gemstones
Materials
Diamond, 14k Gold, Yellow Gold
1.01 Carat Round Shape Natural Diamond
Located in Great Neck Plaza, NY
1.01 Carat Round Shape Natural Diamond
Average Color G, Clarity SI2
Measurements: 5.5 - 5.8 x 3.8 mm
Category
2010s American Loose Gemstones
Materials
Diamond, 14k Gold, Yellow Gold
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 American Loose Gemstones
Materials
Diamond, 14k Gold, White Gold
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
