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Design Your Own Jewelry & Watches

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39.75 Carat No Heat Vivid Red Ruby Sugarloaf Pair
Located in Admiralty, HK
39.75 Carat No Heat Vivid Red Ruby Sugarloaf Pair: A gorgeous and rare gem, it is a pair of natural unheated sugarloaf-cut vivid red rubies weighing 39.75 carat. Hailing from Tanzan...
Category

2010s Modern Clip-on Earrings

Materials

Ruby

GIA Certified 10.33 Carat Pear Shape Drop Earrings
By Issac Nussbaum
Located in New York, NY
An Impressive and rare 10.33 Carat toatal weight matched pear shaped Drop earrings by ISSAC NUSSBAUM NEW YORK. This beautiful pair of earrings feature rare pear shape diamonds set in...
Category

2010s Modern Drop Earrings

Materials

Diamond

2.28ct Australian Deep Green Blue Sapphire Oval Cut Loose Rare Natural
By Gems and Jewels UK
Located in Birmingham, GB
Deep Blue Green Australian Sapphire Gemstone. Natural sapphire with a stunning deep greenish blue colour. 2.26 Carat with very good clarity. Clean stone with only some very small na...
Category

21st Century and Contemporary More Jewelry

Materials

Green Sapphire, Sapphire, Blue 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

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

5.75 Ct Emerald GIA Certified Intense Green, Very Eye Clean Mineral
By FERRUCCI
Located in New York, NY
5.75 ct Emerald, GIA Certified stunning clean mineral, with only a few natural inclusions typical of the Emerald. Pave' diamonds set with microscope for high end detailing, for an a...
Category

2010s Solitaire Rings

Materials

Diamond, Emerald, Platinum

Untreated 0.90ct Parti Colour Australia Sapphire Blue Green Pear Cut Gemstone
By Gems and Jewels UK
Located in Birmingham, GB
Untreated Greenish Blue Parti-Colour/Bi colour Australian Sapphire Gemstone. 0.90 Carat with a beautiful and greenish blue colour and excellent clarity, a very clean stone. Also ha...
Category

21st Century and Contemporary More Jewelry

Materials

Blue Sapphire, Green Sapphire, 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 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

14.85 Carats Intense Blue Aquamarine Pear Drop Cut
By FERRUCCI
Located in New York, NY
14.85 carats Intense blue Aquamarine Pear Drop Cut, excellent cut, superior color, ideal for a stunning custom designed necklace, pendant or cocktail ring. Design with us a unique, c...
Category

2010s Pendant Necklaces

Materials

Aquamarine

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

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

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

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 Artisan More Objets d'Art and Vertu

Materials

Spinel

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

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

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 Artisan More Objets d'Art and Vertu

Materials

Tourmaline

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

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

Ocean Diamonds, 3 Diamonds Custom Ring Set, Total Ct. 2.076, GIA/EGL Certified
Located in Rimini, IT
3 Diamonds Custom Ring Set: 0.5060ct VVS1 Champagne Pear Cut + 0.51ct F VVS1 Round Brilliant Cut + 1.06ct H SI2 Emerald Cut You can find the GIA/EGL certificates and specifications ...
Category

2010s Contemporary Engagement Rings

Materials

Diamond, Palladium, Platinum, 18k Gold

Fine Blue Spinel 1.54ct Oval Cut Rare Gemstone Loose Rare Gem
By Gems and Jewels UK
Located in Birmingham, GB
Fine Natural Blue Spinel Gemstone. Rare spinel with a fine vivid blue colour and excellent clarity. Very clean. Totally untreated and unheated. Also has a very good oval cut measur...
Category

21st Century and Contemporary More Jewelry

Materials

Spinel

GIA Certified 2 Carat D-F Heart Shape Diamond Gold Studs
By Antinori Fine Jewels
Located in Rome, IT
GIA Certified 2 Carat D-F Heart Shape Diamond Gold Earrings Studs.
Category

2010s Modern Stud Earrings

Materials

Diamond, Gold, White Gold

18K Yellow Gold Pear Cut Diamond Pendant Necklace with Chain
By VR Jewels
Located in Boston, MA
Diamond Necklace in 18K Gold studded with pear cut white diamond. Accessorize your look with this elegant diamond chain necklace. This stunning piece of jewelry instantly elevates a ...
Category

21st Century and Contemporary Artist Pendant Necklaces

Materials

Diamond, 18k Gold, Yellow Gold

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

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

16.46 Carat Pear Shaped Tanzanite, Unset Loose Gemstone
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This 16.46 carat pear shaped tanzanite makes quite a statement! Ever since Tiffany & Co introduced tanzanite to the world over 50 years ago, demand for this gorgeous purplish blue ge...
Category

21st Century and Contemporary Artisan Pendant Necklaces

Materials

Tanzanite

Blue Green Teal Australian Sapphire 0.80ct Oval Cut RARE Gem 6.5x5mm
By Gems and Jewels UK
Located in Birmingham, GB
Natural Green Blue Australian Sapphire Gemstone. 0.80 Carat with a beautiful and unique green blue ‘Teal’ colour and excellent clarity, a very clean stone with only some small natur...
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Blue Sapphire, Green Sapphire

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

Alexander GIA Certified 4.01 Carat K SI2 Oval Cut Diamond
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

Diamond, White Diamond

1.83ct VIVID Green Australian Sapphire Oval Cut 7.8x5.4mm RARE Loose Gem
By Gems and Jewels UK
Located in Birmingham, GB
Natural Vivid Green Australian Sapphire Gemstone. 1.83 Carat with a beautiful vivid green colour and excellent clarity, very clean stone. Also has an excellent oval cut and ideal p...
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Green Sapphire

Couple Brazilian Aquamarine 99.95 Carat Octagon Shape Loose Gems
By Margherita Burgener
Located in Valenza , IT
An a pair aquamarine weighing total carat 99.95, octagonal cut, from Brazil - Minas Gerais Our suggestion is to realize a pair of earrings or twin cuffs out of this enchanting matc...
Category

21st Century and Contemporary More Jewelry

Materials

Aquamarine

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

GIA Certified Fine Deep Blue 1.36ct Untreated Sapphire Oval Cut Unheated Rare
By Gems and Jewels UK
Located in Birmingham, GB
Fine Blue Untreated Sapphire Gemstone. Fine quality unheated sapphire with a beautiful bright blue colour. Fully certified by GIA confirming stone as natural and untreated. Very ra...
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Blue Sapphire

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

1.30 Carat GIA Certified Square-Cut No Heat Kashmir Sapphire
Located in Admiralty, HK
1.30 Carat GIA Certified Square-Cut No Heat Kashmir Sapphire: A rare gem, it is a natural unheated square-cut intense blue Kashmir sapphire weighing 1.30 carat. Hailing from Kashmir...
Category

2010s Modern Engagement Rings

Materials

Sapphire

Alexander GIA Certified 5.01 Carat I VVS2 Oval Cut Diamond
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

Deep Green Blue Australian Sapphire 0.67ct Trillion Triangle Cut Gem
By Gems and Jewels UK
Located in Birmingham, GB
Natural Deep Green Blue Australian Sapphire Gemstone. 0.67 Carat with a beautiful deep greenish blue colour and very good clarity, a clean stone with only some small natural inclusi...
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire

Aquamarine Earring Gemstones 9.32 Carat Marquise Loose Gems Loupe Clean
By Merkaba
Located in Beverly Hills, CA
Exceptional pair of 9.32 carats total, "loupe clean", unmounted marquise Aquamarine gemstones, offered loose for earrings. Dimensions: 16.70mm x 8.00mm x 6.50mm. Returns are accepted...
Category

21st Century and Contemporary Contemporary Drop Earrings

Materials

Aquamarine, Beryl

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

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 Artisan More Objets d'Art and Vertu

Materials

Tourmaline

Fine Vivid Red Orange Zircon 0.71ct Round Diamond Cut Natural Loose Gem
By Gems and Jewels UK
Located in Birmingham, GB
Fine Vivid Red Orange Zircon Gemstone. 0.71 Carat with a beautiful vivid red orange colour and excellent clarity. Very clean stone. Also has an excellent round cut with good propor...
Category

21st Century and Contemporary More Jewelry

Materials

Zircon

1.45ct Deep Green Blue Australian Sapphire Trillion Triangle Cut Gem
By Gems and Jewels UK
Located in Birmingham, GB
Natural Deep Green Blue Australian Sapphire Gemstone. 1.45 Carat with a beautiful greenish blue colour and very good clarity, a very clean stone. Also has an excellent cut and poli...
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Green Sapphire, Blue Sapphire

GIA Certified Cushion Fancy Dark Brown Yellow 5.05 Carat SI2 Diamond Ring
Located in Monte-Carlo, MC
Fine GIA certified 5.05 Carat Fancy Dark Brown Yellow, SI2 clarity Diamond, unset cushion modified brilliant cut loose diamond for bespoke jewel or investment. Propose with an engage...
Category

2010s Engagement Rings

Materials

Diamond, Yellow Diamond, Brown Diamond

Aquamarine Earrings Gemstone Pair 17.68 Carats Kite Shape Loose Gems
By Merkaba
Located in Beverly Hills, CA
Spectacular "loupe clean", Madagascar Aquamarine earring gem kite shapes, weighing a total of 17.68 carats, offered loose to a fine gemstone lover. Dimensions: 17.50 x 17.00 x 6.50 m...
Category

21st Century and Contemporary Modern Drop Earrings

Materials

Aquamarine, Beryl

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 More Jewelry

Materials

Diamond

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

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

Alexander GIA Certified 5.02 Carat E VS2 Pear Diamond
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

Diamond, White Diamond

5.07 Carat Apple Green Square Peridot, Unset Loose Gemstone
By Sarosi By Timeless Gems
Located in Los Angeles, CA
This beautifully crystalline peridot has a bright, apple green color and exceptional clarity! It has excellent luster, giving this gem an extraordinary shine and brilliance. It is a ...
Category

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

Materials

Peridot

Unique Untreated 1.08ct Parti Colour Australia Sapphire Blue Green Oval Cut
By Gems and Jewels UK
Located in Birmingham, GB
Untreated Greenish Yellow Blue Parti-Colour/Bi colour Australian Sapphire Gemstone. 1.08 Carat with a beautiful and unique greenish yellow blue colour and excellent clarity, a very ...
Category

21st Century and Contemporary More Jewelry

Materials

Sapphire, Blue Sapphire, Yellow Sapphire, Green Sapphire

Alexander GIA Certified 5.80 Carat Round Cut Diamond
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

Diamond, White Diamond

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

2.25 Carat GRS Certified Octagon Cut Vivid Purple-Red Ruby
Located in Admiralty, HK
2.25 Carat GRS Certified Octagon Cut Vivid Purple-Red Ruby: A very rare gemstone, it is a GRS certified natural octagon cut vivid purple-red ruby weighing 2.25 carat. The ruby has e...
Category

2010s Contemporary Engagement Rings

Materials

Ruby

Certified Sri Lanka Blue Sapphire 13.12 Cts Natural Untreated Cushion
By Emeralds Maravellous
Located in Brunswick, ME
Certified 13.12 Carats Blue Sapphire from Sri Lanka (Ceylon) Gemstone: Natural Sapphire Carat Weight: 13.12 Carats Measurements: 13.88 x 9.51 x 9.37mm Shape: Antique Cushion Cutt...
Category

21st Century and Contemporary Contemporary Engagement Rings

Materials

Blue Sapphire

9.11ct Emerald Cut/Octagonal Vivid Green Emerald GIA Certified Colombia
Located in Toronto, CA
This is a stunning GIA Certified Emerald   The GIA report reads as follows: GIA Report Number: 5221126283 Shape: Octagonal Cutting Style: Step Cut Cutting Style: Crown: ...
Category

1990s More Jewelry

Materials

Emerald

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

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

1.39ct Vivid Green Blue ‘Titanium’ Tourmaline Pear Teardrop Cut Loose
By Gems and Jewels UK
Located in Birmingham, GB
Natural Green Blue ‘Titanium’ Tourmaline Gemstone. 1.39 carat stone with a beautiful vivid green blue ‘titanium’ colour and excellent clarity. Very clean stone. Also has an excelle...
Category

21st Century and Contemporary More Jewelry

Materials

Tourmaline

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