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Star Sapphire Ring Gem 12.74 Carat No Heat Unset Loose Gemstone
By Tamir
Located in Beverly Hills, CA
Unheated 12.74 carat bluish grey Star Sapphire gem, offered loose to a classy lady or gentleman. Returns are accepted and paid by us within 7 days of delivery. All images are magnifi...
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Sapphire, Blue Sapphire, Star Sapphire

Harakh GIA Certified 0.40 Carat E Color VS2-Clarity Brilliant Cut Loose Diamond
By Harakh
Located in New York, NY
Excellent cut colorless diamond – certified as E color, VS2 clarity by GIA, this diamond exhibits ideal brilliance, excellent polish and excellent symmetry. Measuring 4.73- 4.75 x 2....
Category

2010s Modern More Jewelry

Materials

Diamond

7.68 Ct Purple Tourmaline Pear IGI Certified
Located in Toronto, CA
Description: One Loose Tourmaline Report Number: GT13353904 Weight: 7.68 cts Measurements: 15.86x10.99x7.44 mm Shape: Pear Cutting Style Crown: Modified Brilliant Cuttin...
Category

2010s More Jewelry

Materials

Tourmaline

Pink Star Sapphire Ring Gem 20.40 Carat No Heat Unset Loose Gemstone
By Tamir
Located in Beverly Hills, CA
Natural 20.40 carat unheated light Pink Star Sapphire oval cabochon gem, offered loose to a classy lady or gentleman. Returns are accepted and paid by us within 7 days of delivery. A...
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Sapphire, Pink Sapphire, Star Sapphire

Harakh GIA Certified 0.50 CT E-Color VS1 Clarity Pear Brilliant Loose Diamond
By Harakh
Located in New York, NY
GIA certified, 0.50 carat colorless diamond – certified as E color, VS1 clarity by GIA, this diamond exhibits ideal brilliance, excellent polish and very good symmetry. Measuring 6.7...
Category

2010s Modern More Jewelry

Materials

Diamond

GIA Certified 28.37 Carat Imperial Precious Topaz Emerald Cut Loose Gemstone
Located in Stamford, CT
28.37ct Imperial precious Topaz. This GIA certified natural gemstone is unique in its color, orange/pink and is one of the most desirable precious topaz colors. Orange is the main co...
Category

21st Century and Contemporary Engagement Rings

Materials

Topaz

Star Sapphire Gem 11.53 Carat No Heat Unset Loose Gemstone
By Tamir
Located in Beverly Hills, CA
Natural 11.53 carat unheated violetish blue "Ceylon" Star Sapphire gem, offered loose to a gemstone lover. Returns are accepted and paid by us within 7 days of delivery. We offer sup...
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Sapphire, Blue Sapphire, Star Sapphire

6.17 Carat Pink Cushion Cut Tourmaline Loose Gemstone
Located in Stamford, CT
Cushion cut 6.17ct. pink tourmaline from Afghanistan. Bi-color pink with white that shows at the edges of the stone when it is rotated. Photographs can not capture the actual brillia...
Category

21st Century and Contemporary Engagement Rings

Materials

Tourmaline

5.61 Carat Pear Shaped Tanzanite, Unset Loose Gemstone
By Sarosi By Timeless Gems
Located in Los Angeles, CA
Have you been dreaming of a tanzanite? It may be time to treat yourself to this vivid pear shaped tanzanite! Weighing 5.61 carats, it is the perfect size to wear during the day or in...
Category

21st Century and Contemporary Artisan Pendant Necklaces

Materials

Tanzanite

Unheated Purple Sapphire Ring Gem 11.28 Carat Cushion Sugarloaf Cabochon Loose
By Merkaba
Located in Beverly Hills, CA
Rare and exclusive 11.28 carat no heat "Ceylon" Purple Sapphire cushion sugarloaf cabochon loose gemstone. The G.I.A certificate is attached to the image selection for your reference...
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Purple Sapphire

Fine Royal Blue Untreated Sapphire Australian 0.82ct Oval Cut Rare Gem
By Gems and Jewels UK
Located in Birmingham, GB
Fine Untreated Royal Blue Australian Sapphire Gemstone. 0.82 Carat with a beautiful royal blue colour and very good clarity, a clean stone with only some small natural inclusions vi...
Category

21st Century and Contemporary More Jewelry

Materials

Blue Sapphire, Sapphire

Untreated Parti Colour Australia Sapphire 0.75ct Blue Green Yellow Pear
By Gems and Jewels UK
Located in Birmingham, GB
Natural Untreated Greenish Yellow Blue Parti-Colour/Bi colour Australian Sapphire Gemstone. 0.75 Carat with a beautiful and unique greenish yellow blue colour and excellent clarity,...
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Blue Sapphire, Green Sapphire

GIA Certified 1.37ct Parti Colour Australian Sapphire Blue Untreated Pear Cut
By Gems and Jewels UK
Located in Birmingham, GB
Rare Untreated Australian Parti Colour Sapphire Gemstone. 1.37 Carat unheated sapphire with a rare parti colour effect. Showing blue and yellow green colours with a unique colour sp...
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Blue Sapphire

GIA Certified 1.12ct Parti Colour Australian Sapphire Blue Untreated Cushion Cut
By Gems and Jewels UK
Located in Birmingham, GB
Rare Untreated Australian Parti Colour Sapphire Gemstone. 1.12 Carat unheated sapphire with a rare parti colour effect. Showing blue and yellow green colours with a unique colour sp...
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Blue Sapphire, Yellow Sapphire, Green Sapphire

2.59 Carat Pear Cut Blue Sapphire and Diamond Hoop Earrings in 14K White Gold
By VR Jewels
Located in Houston, TX
Beautiful solid gold and precious stones exquisitely crafted by hand. Designed with love, including handpicked luxury Gemstones for each designer hoop earrings. PRODUCT DETAILS :- ...
Category

21st Century and Contemporary Modern Hoop Earrings

Materials

Diamond, Blue Sapphire, 14k Gold, White Gold

10.90 Carat Parti-Color Purple Pink Tourmaline, Loose Gemstone
By Sarosi By Timeless Gems
Located in Los Angeles, CA
Tourmaline occurs in all colors of the rainbow, but purple tourmaline is quite unusual, especially in clean medium purple hues. This crystalline parti-color purple and pink tourmalin...
Category

21st Century and Contemporary American Artisan More Objets d'Art and Vertu

Materials

Tourmaline

1.29ct Fine Vivid Green Blue Teal Sapphire Oval Cut Rare Loose Gem
By Gems and Jewels UK
Located in Birmingham, GB
Fine Vivid Green Blue Teal Sapphire Gemstone. 1.29 Carat with a beautiful vivid green blue teal colour and very good clarity, a clean stone. Also has an excellent oval cut and poli...
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Blue Sapphire, Green Sapphire

Fine 2.33ct Vivid Green Tourmaline Fancy Scissor Emerald Octagon Cut
By Gems and Jewels UK
Located in Birmingham, GB
Fine Vivid Green Tourmaline Gemstone. 2.33 Carat with a beautiful and vibrant vivid green colour and excellent clarity, a very clean stone. Also has an excellent fancy scissor emer...
Category

21st Century and Contemporary More Jewelry

Materials

Tourmaline

Aquamarine Ring Gem 5.35 Carat Leaf Shape Loose Gemstone
By Merkaba
Located in Beverly Hills, CA
Fine and exclusive 5.35 carat Aquamarine leaf shaped gem, offered loose to a fine gemstone collector. Returns are accepted and paid by us within 7 days of delivery. We offer supreme ...
Category

21st Century and Contemporary Modern Cocktail Rings

Materials

Aquamarine, Beryl

GIA Certified 25.04 Carat Natural Chrysoberyl Cat's Eye Loose Gemstone
Located in Stamford, CT
25.04ct GIA certified Chrysoberyl Cat's Eye. Well polished, with a strong eye. It's no common for a Chrysoberyl to form over 15.00 carats, making this a unique gemstone perfect for a...
Category

21st Century and Contemporary Engagement Rings

Materials

Chrysoberyl

Teal Green Sapphire 3.05 Ct Pear Natural Unheated, Loose Gemstone
Located in South Melbourne, AU
Design your own jewel creation using this breathtaking plump pear shaped teal green sapphire with no indication of thermal treatment and born in the gem fields of Madagascar. A divin...
Category

21st Century and Contemporary Modern Engagement Rings

Materials

Sapphire

GIA Certified 4.02 Carat G SI2 Ex Cut None Natural Round Diamond Engagement Ring
Located in Los Angeles, CA
GIA Certified 4.02 Carat G SI2 EX Cut None Natural Round Diamond Engagement Ring. Exceptional GIA certified (#2145556652) natural 4.02 carat round brilliant diamond, graded as a G i...
Category

2010s American Modern Engagement Rings

Materials

Diamond, Platinum

5.20 Carat Natural Cushion Cut No Heat Loose Violet Blue Sapphire Gemstone
Located in Stamford, CT
1920's AGL certified natural old style cushion cut sapphire. Large surface area with excellent brilliance. Certified by the AGL as natural, no heat, no enhancements. Bright face up a...
Category

21st Century and Contemporary Engagement Rings

Materials

Sapphire, Blue Sapphire, Purple Sapphire

3.66 Carat Unset Loose Pear Shaped Unmounted Tanzanite Gemstone
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This gorgeous 3.66 carat pear-shaped tanzanite has rich, deep color, which is seldom seen. It will make a stunning necklace or ring! It measures 9.79 x 8.16mm and has a perfect blend...
Category

21st Century and Contemporary Artisan Pendant Necklaces

Materials

Tanzanite

Fine Vivid Green GIA Certified 1.38ct Unheated Sapphire Oval Cut Untreated Gem
By Gems and Jewels UK
Located in Birmingham, GB
Fine Vivid Green Untreated Sapphire Gemstone. Fine quality unheated sapphire with a beautiful vivid green colour. Fully certified by GIA confirming stone as natural and untreated. ...
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Green Sapphire

65.49 Carat Amethyst Oval, Unset Loose Gemstone
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This luscious royal purple amethyst weighs 65.49 carats and would make a perfectly regal and eye-catching pendant! It is beautifully faceted and crystal clean, with velvety rich purp...
Category

21st Century and Contemporary Artisan More Objets d'Art and Vertu

Materials

Amethyst

GRS Certified 4.29 Cushion Ruby
Located in London, GB
Luminous 4.29 carat natural cushion shape ruby in a beautiful purplish-red colour, perfect for a statement ring or pendant design. We specialise in colour gemstones and offer a besp...
Category

21st Century and Contemporary Contemporary More Jewelry

Materials

Ruby

Alexander GIA Certified 5.01 Carat I VVS2 Oval Cut Diamond
By Alexander Beverly Hills
Located in BEVERLY HILLS, CA
Stunning loose emerald cut diamonds, 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

2010s Modern Engagement Rings

Materials

White Diamond, Diamond

4.60 Carat Red Spinel Cushion, Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This cushion-cut fiery, deep red spinel measures 9.27 x 8.53 x 7.13 millimeters and weighs 4.60 carats. It has classic red spinel color and would look stunning set as a 3-stone or en...
Category

21st Century and Contemporary American Artisan More Objets d'Art and Vertu

Materials

Spinel

UNTREATED Green Australian Sapphire 0.53ct Square Emerald Cut 4mm Gem
By Gems and Jewels UK
Located in Birmingham, GB
Natural Australian Bluish Green Sapphire Gemstone. 0.53 Carat with a beautiful blue green colour and an excellent emerald octagon cut. Also has excellent clarity, very clean stone. ...
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Blue Sapphire, Green Sapphire

Intense Green Tsavorite Garnet, Faceted Gem, 4,61 ct., loose Gemstone
Located in Kirschweiler, DE
We are delighted to be able to offer for sale, this 4,61 ct. Tsavorite Garnet from our exclusive collection. This beautiful rare gem has a rich green green color and a great fire. Cu...
Category

21st Century and Contemporary German Contemporary Cocktail Rings

Materials

Garnet, Tsavorite

GIA Certied 4.10 Carat Heart Shape Flawless D Color Golconda Type Diamond
By Antinori Fine Jewels
Located in Rome, IT
Type IIa diamonds refer to diamonds that have no measurable levels of nitrogen impurities, even rarer than the standard “colorless” diamonds. They appear utterly transparent and are ...
Category

2010s Unknown Modern Pendant Necklaces

Materials

Diamond, Platinum

2.01ct Parti Colour Sapphire Blue Green Yellow Cushion Cut Loose Gem
By Gems and Jewels UK
Located in Birmingham, GB
Natural Greenish Yellow Blue Parti-Colour Sapphire Gemstone. 2.01 Carat with a beautiful and unique greenish yellow blue colour and very good clarity, a very clean stone with only s...
Category

21st Century and Contemporary More Jewelry

Materials

Blue Sapphire, Yellow Sapphire, Green Sapphire, Sapphire

Vivid Pink Sapphire 2.08 Ct Cushion Heated, Loose Gemstone
Located in South Melbourne, AU
A 2 carat cushion cut pink sapphire, heated to attain this vivid fashionable Schiaparelli pink colour, certified natural and of Mozambique origin. This pink sapphire is available to...
Category

21st Century and Contemporary Modern Engagement Rings

Materials

Sapphire

Harakh Made to Order Jewelry with AGS Certified Natural Pigeon Blood Ruby
By Harakh
Located in New York, NY
This is an opportunity for you to get a bespoke piece of jewelry designed, working with award winning jeweler Harakh Mehta. Presenting this stunning and rare AGS Certified natural fa...
Category

2010s Modern Engagement Rings

Materials

Ruby

2.09ct GIA Certified Colour Change Sapphire Green Purple Untreated Oval Unheated
By Gems and Jewels UK
Located in Birmingham, GB
Rare Untreated Colour Change Sapphire Gemstone. 2.09 Carat unheated sapphire with a rare colour change effect. Changing colour depending on the light its viewed in. Very rare for na...
Category

21st Century and Contemporary More Jewelry

Materials

Purple Sapphire, Sapphire, Green Sapphire

1.26 Carat Alexandrite Rectangular Step Cut, Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This fine alexandrite has an excellent color change, going from a rich, teal green in fluorescent light to a deep reddish-purple in incandescent light. This alexandrite has an unusua...
Category

21st Century and Contemporary Indian Artisan Three-Stone Rings

Materials

Chrysoberyl, Alexandrite

1.45 Carat Pear Shaped Purple Sapphire, Pair
Located in Admiralty, HK
1.45 Carat Pear Shaped Purple Sapphire Pair: A very beautiful and elegant pair, it features two natural pear-shaped purple sapphires weighing a total of 1.45 carat. The sapphires h...
Category

2010s Contemporary Stud Earrings

Materials

Sapphire

Antique Revival Gold Snake Stud Earrings, Ruby Sapphire Rose Gold Serpent Studs
Located in Rottedam, NL
A beautiful antique revival pair of rose gold snake stud earrings! These unique statement earrings are made of solid 14 karat gold and are set with natural rubies and sapphires. Sn...
Category

Antique Late 19th Century Victorian Stud Earrings

Materials

Ruby, Sapphire, Blue Sapphire, Diamond, Emerald, 14k Gold, Rose Gold

Peridot Ring Gem 2.67 Carat Kite Shape Loose Gemstone
By Merkaba
Located in Beverly Hills, CA
2.67 carat yellowish Green Peridot loose gemstone offered unmounted to a passionate gem collector. Peridot measurements: 12.80mm x 9.00mm x 4.60mm. Returns are accepted and paid by u...
Category

21st Century and Contemporary Modern Cocktail Rings

Materials

Peridot

GRS Certified 5.65 Carat No Heat Colour-Changing Blue Spinel
Located in London, GB
Stunning 5.65 carat no heat colour-changing oval blue spinel, displays a beautiful violetish-blue colour under daylight. Spinel is hard and durable stone, making it the perfect ston...
Category

21st Century and Contemporary Contemporary Modern Bracelets

Materials

Spinel

7.43 Carat Parisian Blue Indicolite Tourmaline, Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This 7.43 carat indicolite tourmaline is a beautifully lively gem and an intense, rich, Parisian blue color! Measuring 13.53 x 13.19 x 7.14 millimeters, it is a well proportioned, wi...
Category

21st Century and Contemporary Artisan Pendant Necklaces

Materials

Indicolite, Tourmaline

GRS Certified 5.06 Carat Cushion Ruby
Located in London, GB
Lovely 5.06 carat natural cushion shape ruby in bright pinkish-red colour. This beautiful stone would make a great ruby ring or pendant. We specialise in colour gemstones and offer ...
Category

21st Century and Contemporary Contemporary Drop Necklaces

Materials

Ruby

15.64 Carat Ametrine 'Amethyst Citrine Blend' Unset Loose Gemstone
By Sarosi By Timeless Gems
Located in Los Angeles, CA
Laker and Vikiing fans will love this purple and gold ametrine, a gemstone with a combination of both bright amethyst and golden citrine! This 15.64 carat emerald-cut ametrine has a ...
Category

2010s More Objets d'Art and Vertu

Materials

Amethyst, Citrine

GRS Certified 8.45 Carat Vivid Orangy-Yellow Sapphire
Located in London, GB
Bright 8.45 carat natural heart-shaped fancy sapphire in a vivid orangy-yellow colour. This sapphire is perfect for a modern pendant or stylish ring. We specialise in colour gemston...
Category

21st Century and Contemporary Contemporary More Necklaces

Materials

Yellow Sapphire

6.40 Carat Octagon Cut Golden Zircon, Unset Loose Gemstone
By Sarosi By Timeless Gems
Located in Los Angeles, CA
Zircon is one of the oldest precious minerals known to man, and this golden zircon would look amazing set as a ring, pendant or necklace enhancer. With its golden honey color and ext...
Category

21st Century and Contemporary Three-Stone Rings

Materials

Zircon

Privately Curated Zircon Collection, Unset Loose Gemstones, 347.05 Carats Total
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This is a rare opportunity to acquire the collections of a true connoisseur of fine gemstones. These curated collections are the culmination of decades spent experiencing the market...
Category

21st Century and Contemporary Artisan More Objets d'Art and Vertu

Materials

Zircon

5.97 Carats Total Weight, Pair of Bi-Colored Tourmalines, Unset Loose Gemstones
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This beautiful matched pair of elongated bi-color tourmaline have a stunning division of classic watermelon tourmaline colors. Extremely brilliant, clean and full of life, these gems...
Category

21st Century and Contemporary American Artisan More Objets d'Art and Vertu

Materials

Tourmaline

1.03ct Australian Vivid Green Blue Sapphire Oval Cut Loose Rare Gem 6.3x5.4mm
By Gems and Jewels UK
Located in Birmingham, GB
Vivid Blue Green Australian Sapphire Gemstone. Natural sapphire with a stunning deep greenish blue colour. 1.03 Carat with good clarity. Clean stone with only some very small natura...
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Blue Sapphire, Green Sapphire

.94 Carat Rare Green Demantoid Garnet, Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
Demantoid garnets are among the rarest gemstones in the world. This vivid, bright green round demantoid garnet measures 5.36 x 5.41 x 3.93 millimeters and weighs .94 carat. It also h...
Category

21st Century and Contemporary Artisan Three-Stone Rings

Materials

Garnet

Rhodolite Garnet Gem 16.44 Carat Emerald Cut Loose Gemstone
By Merkaba
Located in Beverly Hills, CA
Magnificent 16.44 carat emerald-cut Purple Rhodolite Garnet gem, offered unmounted to an avid gemstone collector. Dimensions: 15.10mm x 12.10mm x 9.50mm. Returns are accepted and pai...
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Garnet, Rhodolite

GIA Certified 3.02 Carat Oval Cut Diamond Loose Stone
By Roman Malakov
Located in New York, NY
An oval cut loose diamond weighing 3.02 carats and is certified by GIA as J color, SI1 clarity, Very Good Polish and Good Symmetry. The diamond measures 10.80 x 7.81 x 4.98 millimete...
Category

21st Century and Contemporary More Jewelry

Materials

Diamond

3.11 Carat "Pigeon's Blood" Burmese Ruby, Loose Gemstone, GIA, GRS Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This 3.11 carat Burmese ruby has exceptional pure red color, described as "Pigeon's Blood" in the trade. Burma (also referred to as Myanmar) has long been revered as the historic sou...
Category

21st Century and Contemporary Burmese Artisan More Objets d'Art and Vertu

Materials

Ruby

Ferrucci 7.56 Ct Emerald GRS Certified Intense Green, Very Eye Clean Mineral
By FERRUCCI
Located in New York, NY
FERRUCCI 7.56 ct Emerald, GRS Certified stunning clean mineral, with only a few natural inclusions typical of the Emerald. Intense green color, the pictures and images high light th...
Category

2010s More Jewelry

Materials

Emerald

51.72 Carat Peridot Cushion, Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This stunning 51.72 carat cushion-cut peridot displays a highly saturated, intense “summer grass color” and measures 22.26 x 21.86 x 12.26 millimeters. Fine peridots over 10 carats w...
Category

21st Century and Contemporary Artisan Pendant Necklaces

Materials

Peridot

4.18 Carat Unheated Natural Blue Sapphire Pear, Loose Gemstone, GIA Certified
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This 4.18 carat, unheated blue sapphire will make an absolutely breathtaking pendant or ring! The vast majority of sapphires available have been heated to bring out their prettiest c...
Category

21st Century and Contemporary Artisan More Objets d'Art and Vertu

Materials

Sapphire, Blue Sapphire

GIA Certified 5.02 Carat Oval Diamond Solitaire Ring
Located in New York, NY
This Oval Cut Diamond is 5.02 carat D color Si1 clarity. 100% eye clean with no major inclusions. D color sparkles like it should 55% depth is an amazing one of kind type of diamond....
Category

2010s Solitaire Rings

Materials

Diamond, Platinum

5.98ct Natural Light Blue Aquamarine Fancy Cushion Cut Loose Gemstone
By Gems and Jewels UK
Located in Birmingham, GB
Natural Blue Aquamarine Gemstone. 5.98 Carat with a light blue colour and good clarity. A a clean gem with only some small natural inclusions visible when looking closely. Also has...
Category

21st Century and Contemporary More Jewelry

Materials

Aquamarine

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