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Loose Gemstones at Auction

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Ways To Shop: Auction
Natural Green Peridot Gemstone, 7 Carat Fancy Cushion Cut-Pendant, Jewelry Pak
Located in Peshawar, PK
Gemstone Type: Peridot Weight: 7.00 Carats Dimensions: 12.04 x 10.00 x 6.98 Color: Green Clarity: 99% Eye Clean Treatment: Untreated Origin: Pakistan Certificate: On demand Discove...
Category

21st Century and Contemporary Pakistani Contemporary Loose Gemstones

Materials

Peridot

Rare Green Natural Tourmaline Loose Gemstone, 7.75 Ct-Emerald Cut Top Quality
Located in Peshawar, PK
Elevate your jewelry creations with our stunning 7.75-Carats natural Tourmaline loose gemstone. Sourced from the Tourmaline mines of Afghanistan, this exceptional piece is meticulous...
Category

21st Century and Contemporary Afghan Loose Gemstones

Materials

Tourmaline

Rare Seafoam Blue Natural Tourmaline Gemstone7.75Ct Cushion Cut for Ring/Jewelry
Located in Peshawar, PK
GEMSTONE TYPE: Tourmaline PIECE(S): 1 WEIGHT: 7.75 Carats SHAPE: Square Cushion SIZE (MM): 12.11 x 12.11 x 7.70 COLOR: Seafoam Blue CLARITY: Slightly Included TREATMENT: None ORIGI...
Category

21st Century and Contemporary Afghan Contemporary Loose Gemstones

Materials

Tourmaline

No Reserve Beautiful Natural Sphene 2.85 CT
Located in Bangkok, TH
We’re excited to present an exquisite 2.85 ct Sphene from Madagascar. This stunning gemstone features a captivating yellow hue and exceptional sparkle, making it a perfect choice for...
Category

2010s Malagasy Loose Gemstones

Materials

Other

Rare Pink Bicolor Natural Tourmaline Loose Gemstone, 1.75 Ct-Emerald/Octagon Cut
Located in Peshawar, PK
Gemstone Type: Tourmaline Weight: 1.75 Carats Dimensions: 7.24 x 5.50 x 5.19 Color: Bicolor Clarity: Approximately 97% Eye Clean Treatment: Heated Origin: Afghanistan Certificate: O...
Category

21st Century and Contemporary Afghan Contemporary Loose Gemstones

Materials

Tourmaline

Rare Green Emerald Cut Natural Tourmaline Loose Gemstone, 5.35 Carat-Afghani
Located in Peshawar, PK
Magnificent yellowish green Natural Tourmaline Loose Gemstone, that has been finely cut and polished in emerald cut design. A perfect adornment for a precious lady or gentleman. Gem...
Category

21st Century and Contemporary Afghan Contemporary Loose Gemstones

Materials

Tourmaline

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

2010s American Loose Gemstones

Materials

Diamond, Pink Diamond, Brown Diamond

0.30 Carat Fancy Light Brownish Yellow Pear Shape Diamond SI2 Clarity GIA Cert
Located in Kowloon, HK
**100% NATURAL FANCY COLOUR DIAMOND JEWELLERY** ✪ Diamond Details ✪ ➛ Shape: Pear ➛ Colour: Fancy Light Brownish Yellow ➛ Carat: 0.30 ➛ Clarity: SI2 ➛ GIA Certified ***FEATURES O...
Category

2010s Asian Loose Gemstones

Materials

Diamond, Yellow Diamond

0.18 Carat Natural Fancy Light Pinkish Brown Round Shape Loose Diamond
Located in Great Neck, 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

0.16 Carat Natural Fancy Orangy Pink Round Shape Loose Diamond
Located in Great Neck, NY
Natural fancy orangy pink round shape diamond weighing 0.16 carats. *Free shipping within the U.S.*
Category

2010s American Loose Gemstones

Materials

Diamond, Pink Diamond, Brown Diamond

0.30 Carat Faint Pink Round Cut Daimond VS1 Clarity IGI Certified
Located in Kowloon, HK
*100% NATURAL FANCY COLOUR DIAMOND* ✪ Diamond Details ✪ ➛ Shape: Round ➛ Colour Grade: Faint Pink ➛ Carat: 0.30 ➛ IGI Certified ^FEATURES OF THE DIAMOND^ Our Faint pink is a de...
Category

2010s Asian Loose Gemstones

Materials

Diamond

0.50 Carat Fancy Yellow Oval shape diamond I1 Clarity GIA Certified
Located in Kowloon, HK
100% NATURAL FANCY COLOUR DIAMOND ✪ Diamond Details ✪ ➛ Shape: Oval ➛ Colour Grade: Fancy Yellow ➛ Carat: 0.50 ➛ Clarity: I1 ➛ GIA Certified FEATURES OF THE DIAMOND This 0.50 c...
Category

2010s Asian Loose Gemstones

Materials

Diamond, Yellow Diamond

No Reserve Natural Bluish Grey Spinel 2.45 ct Burma cushion
Located in Bangkok, TH
We are thrilled to announce the arrival of an exquisite bluish-grey spinel, masterfully cut into a stunning cushion shape. Weighing in at an impressive 2.45 carats, this gemstone is ...
Category

2010s Burmese Loose Gemstones

Materials

Spinel

No Reserve Natural Baby Pink Spinel 2.95 ct cushion
Located in Bangkok, TH
Feast your eyes on this stunning baby pink spinel from Burma! 🌸 This 2.95 ct gem boasts a single hue of delicate baby pink, beautifully cut in a long cushion shape. Completely eye-c...
Category

2010s Burmese Loose Gemstones

Materials

Spinel

Beautiful Colombian Emerald 2.23 ct GFCO certified
Located in Bangkok, TH
Announcing the stunning Asscher cut Columbian emerald, perfect for a jewelry ring. This 2.23 ct gemstone boasts an excellent, vibrant green color. Featuring minor oil treatment, it e...
Category

2010s Colombian Loose Gemstones

Materials

Emerald

No Reserve Natural Beautiful Sphene 2.5 ct Fire/Spark
Located in Bangkok, TH
We are thrilled to present a beautiful 2.5-carat yellowish-green sphene, perfect for a dazzling ring. Known for its exceptional fire, this gemstone truly comes alive in artificial li...
Category

2010s Malagasy Loose Gemstones

Materials

Other

Rare Purple Natural Amethyst Gemstone, 27.85 Ct Emerald Cut for Necklace Pendant
Located in Peshawar, PK
GEMSTONE TYPE: Amethyst PIECE(S): 1 WEIGHT: 27.85 Carats SHAPE: Step Emerald Cut SIZE (MM): 21.89 x 14.27 x 12.44 COLOR: Purple CLARITY: Eye Clean TREATMENT: None ORIGIN: Africa CER...
Category

21st Century and Contemporary Zambian Contemporary Loose Gemstones

Materials

Amethyst

3.85ct Oval Natural UNHEATED Citrine Gemstone
By Hannaboya
Located in Sheridan, WY
Embrace the captivating allure of our 3.85ct Oval Natural UNHEATED Citrine Gemstone. With its precise dimensions of 10.2mm in length and 8.2mm in width, this gemstone is a paragon of...
Category

2010s African Artisan Loose Gemstones

Materials

Citrine

8.65ct Cushion Cut Natural UNHEATED Citrine
By Hannaboya
Located in Sheridan, WY
Introducing our exquisite 8.65ct Cushion Cut UNHEATED Natural Citrine, a gemstone that exudes warmth and radiance. This loose gemstone boasts impressive dimensions of 14.5 x 9.6mm wi...
Category

2010s African Artisan Loose Gemstones

Materials

Citrine

5.89ct Cushion Cut UNHEATED Natural Citrine Gemstone
By Hannaboya
Located in Sheridan, WY
Discover the enchanting beauty of our 5.89ct Cushion Cut Natural UNHEATED Citrine gemstone. With a dimension of 11.4mm, this gemstone is a true treasure, offering a rich, honeyed hue...
Category

2010s African Artisan Loose Gemstones

Materials

Citrine

6.39ct Baguette Cut Natural UNHEATED Citrine Gemstone
By Hannaboya
Located in Sheridan, WY
Dazzle and shine with our 6.39ct Baguette Cut Natural UNHEATED Citrine, a gemstone that radiates sophistication and elegance. Measuring 17.4mm in length and 7.3mm in width, this citr...
Category

2010s African Artisan Loose Gemstones

Materials

Citrine

Rare Deep Green Natural Tourmaline Loose Gemstone, 3.75 Ct Emerald Cut for Ring
Located in Peshawar, PK
GEMSTONE TYPE: Tourmaline PIECE(S): 1 WEIGHT: 3.75 Carats SHAPE: Emerald SIZE (MM): 11.25 x 6.93 x 5.39 COLOR: Deep Green CLARITY: Eye Clean TREATMENT: None ORIGIN: Afghanistan 🇦�...
Category

21st Century and Contemporary Afghan Contemporary Loose Gemstones

Materials

Tourmaline

AIGS Certified 2.64ct Oval Blue Sapphire, 8.26x7.83x4.97 mm
Located in เกาะสมุย, TH
For sapphire lovers- rare top color and good clarity oval blue sapphire. Highly saturated blue with darker tone and glows in the shadows. Some inclusions and nicks on faceted junctio...
Category

21st Century and Contemporary Burmese Loose Gemstones

Materials

Blue Sapphire

GIT Certified 4.37ct Oval Olive Green Tourmaline, Eye Clean, 11.13x9.12x6.59 mm
Located in เกาะสมุย, TH
Tourmaline lovers please do not miss: This tourmaline is of yellowish- green color or can be called olive green. The cut is well proportioned allowing high brilliance and brightness....
Category

20th Century African Loose Gemstones

Materials

Tourmaline

GIT Certified 4.29ct Cat's Eye Sillimanite, No treatment, 10.99x7.80x5.52 mm
Located in เกาะสมุย, TH
Cats eye fans please do not miss: Sillimanite cat's eye is a legitimate beautiful gemstone with distinct appearances and allure of its own. The cat's eye on this gemstone very strong...
Category

20th Century Thai Loose Gemstones

Materials

Cat’s Eye

5.2ct Pink Asscher Rubellite Gemstone
By Hannaboya
Located in Sheridan, WY
Our 5.2ct Pink Asscher Rubellite is a treasure of unparalleled beauty. Expertly cut in the prestigious Asscher style, this gemstone boasts step-cut facets that draw the eye inward, e...
Category

2010s African Artisan Loose Gemstones

Materials

Rubelite

Natural Purple Amethyst Gemstone, 22.05 Ct Emerald Cut-Necklace Pendant-Jewelry
Located in Peshawar, PK
GEMSTONE TYPE: Amethyst PIECE(S): 1 WEIGHT: 22.05 Carats SHAPE: Step Emerald Cut SIZE (MM): 19.60 x 13.57 x 11.62 COLOR: Light Purple CLARITY: Eye Clean TREATMENT: None ORIGIN: Afri...
Category

21st Century and Contemporary Congolese Contemporary Loose Gemstones

Materials

Amethyst

No Reserve Beautiful Sphene 4.60 ct Madagascar SI
Located in Bangkok, TH
Introducing a dazzling 4.60 ct Sphene gemstone from Madagascar, boasting a mesmerizing greenish-yellow hue. With SI clarity, it showcases vibrant sparks of yellow, green, and orange,...
Category

2010s Malagasy Loose Gemstones

Materials

Other

1.5ct Pear Cut UNTREATED TEAL BLUE NATURAL SAPPHIRE Gemstone NO RESERVE
By Hannaboya
Located in Sheridan, WY
Indulge in the captivating allure of this exquisite 1.5-carat Pear Cut Untreated Teal Blue Natural Sapphire Gemstone. Meticulously crafted to showcase its unique teardrop shape, thi...
Category

2010s African Artisan Loose Gemstones

Materials

Sapphire, Blue Sapphire

NO RESERVE 1ct Oval NATURAL UNHEATED TEAL BLUE SAPPHIRE Gemstone
By Hannaboya
Located in Sheridan, WY
Step into a world of serene beauty with this 1.3-carat Oval Natural UNHEATED Teal Blue Sapphire Gemstone. Boasting an eye-clean clarity, this gemstone is a paragon of purity, with no...
Category

2010s African Artisan Loose Gemstones

Materials

Sapphire, Blue Sapphire

NO RESERVE 1.3ct Oval NATURAL UNHEATED TEAL BLUE SAPPHIRE Gemstone
By Hannaboya
Located in Sheridan, WY
Step into a world of serene beauty with this 1.3-carat Oval Natural Unheated Teal Blue Sapphire Gemstone. Boasting an eye-clean clarity, this gemstone is a paragon of purity, with n...
Category

2010s African Artisan Loose Gemstones

Materials

Blue Sapphire, Sapphire

1ct Round Teal Blue Natural Untreated Sapphire Gemstone
By Hannaboya
Located in Sheridan, WY
Discover the timeless beauty of this 1-carat Round Teal Blue Natural Untreated Sapphire Gemstone. Its classic round cut radiates with a symphony of light, enhancing the stone’s deep ...
Category

2010s African Artisan Loose Gemstones

Materials

Sapphire, Blue Sapphire

NO RESERVE 1ct Round TEAL BLUE UNHEATED SAPPHIRE
By Hannaboya
Located in Sheridan, WY
Discover the timeless beauty of this 1-carat Round Teal Blue Natural Untreated Sapphire Gemstone. Its classic round cut radiates with a symphony of light, enhancing the stone’s deep ...
Category

2010s African Artisan Loose Gemstones

Materials

Sapphire, Blue Sapphire

3.65ct NON-OILED Rectangular Natural EMERALD Gemstone
By Hannaboya
Located in Sheridan, WY
Discover the pure elegance of our 3.65ct Non-oiled Rectangle Cut Natural Emerald Gemstone. This exceptional gemstone radiates a deep, lush green, reminiscent of the richest foliage. ...
Category

2010s African Artisan Loose Gemstones

Materials

Emerald

2.0ct Round Teal NATURAL Unheated SAPPHIRE Gemstone
By Hannaboya
Located in Sheridan, WY
Embrace the allure of the ocean with our 2.0ct Round Teal Natural Unheated Sapphire Gemstone. This stunning gemstone boasts a unique teal hue that evokes the mystery and charm of the...
Category

2010s African Artisan Loose Gemstones

Materials

Sapphire, Blue Sapphire, Green Sapphire

5.45ct NON-OILED Emerald Cut Natural EMERALD Gemstone
By Hannaboya
Located in Sheridan, WY
Indulge in the luxurious allure of our exquisite 5.25ct Non-oiled Emerald Cut Emerald Gemstone. This premium quality gemstone boasts a vibrant green hue that captures the essence of ...
Category

2010s African Artisan Loose Gemstones

Materials

Emerald

NO RESERVE 2.0ct Oval Teal Blue NATURAL SAPPHIRE Gemstone
By Hannaboya
Located in Sheridan, WY
Step into a world of serene elegance with our 2.0ct Oval Teal Blue Natural Sapphire Gemstone. This enchanting gemstone features a captivating teal blue hue that mirrors the tranquil...
Category

2010s African Artisan Loose Gemstones

Materials

Sapphire, Blue Sapphire

Beautiful Open Color Spinel Oval
Located in Bangkok, TH
Introducing our stunning Open Oval Blue Spinel from Tanzania! With its captivating hue and exquisite cut, this gem is the epitome of elegance. Perfect for adorning a ring, its beauty...
Category

2010s Tanzanian Loose Gemstones

Materials

Spinel

76.81 Carat Purple Amethyst Collectors' Stone
Located in Hua Hin, TH
A collector's 76.81 carat, Radiant-Cut Amethyst Gem. Shape: Oval Crown: Spiral Pavilion: Spiral Dimensions: 30.48 x. 25.62 x 17.00 mm Color: Purple Weight: 76.81 Carats No Heat/Tre...
Category

2010s Unknown Loose Gemstones

Materials

Amethyst

52.78 Carat Purple Amethyst Collectors' Stone
Located in Hua Hin, TH
A collector's 52.78 carat, Radiant-Cut Amethyst Gem. Shape: Octagon Crown: Step Pavilion: Step Dimensions: 21.76 x. 21.61 x 15.20 mm Color: Purple Weight: 52.78 Carats No Heat/Trea...
Category

2010s Unknown Loose Gemstones

Materials

Amethyst

GIA Certified 67.75 Carat Natural Quartz Citrine Oval Loose Gemstone
Located in Trumbull, CT
This GIA certified 67.75 Carat Natural Quartz Citrine Oval loose gemstone has modified brilliant cut. It has yellow-orange color and is transparent. Carefully hand cut and hand polis...
Category

21st Century and Contemporary South American Artisan Loose Gemstones

Materials

Citrine, Quartz

1.15 Carat Fancy Dark Brown Greenish Yellow Oval Cut Diamond GIA Certified
Located in Kowloon, HK
*100% NATURAL FANCY COLOUR DIAMOND* ✪ Diamond Details ✪ ➛ Shape: Oval ➛ Colour Grade: Fancy Dark Brown Greenish Yellow ➛ Carat: 1.15 ➛ GIA Certified ^FEATURES OF THE DIAMOND^ Th...
Category

2010s Asian Loose Gemstones

Materials

Diamond

0.72Carat Fancy Light Brownish Yellow Cushion Diamond SI1 Clarity GIA Certified
Located in Kowloon, HK
*100% NATURAL FANCY COLOUR DIAMOND* ✪ Diamond Details ✪ ➛ Shape: Cushion ➛ Colour Grade: Fancy Light Brownish Yellow ➛ Carat: 0.72 ➛ Clarity: SI1 ➛ GIA Certified ^FEATURES OF THE...
Category

2010s Asian Loose Gemstones

Materials

Diamond

No Reserve Natural Violet Purple Spinel Burma Step Cushion
Located in Bangkok, TH
🌟 Introducing our stunning Violet Purple Spinel! 🌟 Elevate your jewelry collection with this mesmerizing 2.25 carat Step Cushion cut Spinel. Radiating elegance and allure, its vibr...
Category

2010s Burmese Loose Gemstones

Materials

Spinel

GIA 10.07 Carat Natural Yellow Cushion Shape Diamond
Located in Great Neck, NY
GIA fancy yellow cushion shape diamond weighing 10.07 carats. Treated Clarity
Category

2010s American Loose Gemstones

Materials

Diamond, Yellow Diamond, 14k Gold, White Gold

21.60 Carat Pear Shape Citrine Gemstone
Located in Bangkok, TH
A 21.60 Carat Citrine gemstone, resplendent in hues of vivid yellowish-orange. The Citrine is cut to perfection in a pear shape. Citrine has been cherished since the ancient times. ...
Category

21st Century and Contemporary Loose Gemstones

Materials

Citrine

26.38 Carat Fancy Pastel Purple Amethyst Stone
Located in Bangkok, TH
A mesmerising 26.38 Carat Amethyst gemstone. It is completely natural and it is a clean stone. The amethyst has a unique and breath-taking pastel purple color that is sure to allure...
Category

21st Century and Contemporary Loose Gemstones

Materials

Amethyst

15.55 Carat Green Quartz Stone
Located in Bangkok, TH
A gorgeous 15.55 Carat Quartz gemstone. It is completely natural and it is a clean stone. The quartz has a unique and breath-taking green color that is sure to allure you at first sight! It is cut to perfection in a distinct and fancy oval shape. Quartz is an energizing crystal, that is believed to uplift the spirit and offer one with creativity and joy. They are often associated with stability and confidence, assuring success, calming nerves, and spurring mental inspiration. According to Vedic...
Category

21st Century and Contemporary Loose Gemstones

Materials

Quartz

17.01 Carat Green Quartz Stone
Located in Bangkok, TH
A gorgeous 17.01 Carat Quartz gemstone. It is completely natural and it is a clean stone. The quartz has a unique and breath-taking green color that is sure to allure you at first sight! It is cut to perfection in a distinct and fancy oval shape. Quartz is an energizing crystal, that is believed to uplift the spirit and offer one with creativity and joy. They are often associated with stability and confidence, assuring success, calming nerves, and spurring mental inspiration. According to Vedic...
Category

21st Century and Contemporary Loose Gemstones

Materials

Quartz

Meghna Jewels .40 Carat Very Light Pink Diamond Fancy Pear Shape VVS1 GIA
By Meghna Jewels
Located in Hoffman Estate, IL
An exceptional .40 carat VVS1 Clarity fancy pear cut very light pink diamond certified by GIA. We can custom design as per your request, additional fees may apply depending on design. Shape PEAR Carat .40 Color FANCY VERY LIGHT PINK...
Category

21st Century and Contemporary Contemporary Loose Gemstones

Materials

Pink Diamond

MEGHNA JEWELS 1.01 Carat Fancy Intense Orangy Yellow Diamond Oval Shape VS1 GIA
By Meghna Jewels
Located in Hoffman Estate, IL
An 1.01 carat VS1 Clarity fancy oval cut intense orangy yellow diamond certified by GIA. We can custom design as per your request, additional fees may apply depending on design. Sha...
Category

21st Century and Contemporary Modern Loose Gemstones

Materials

Yellow Diamond

7.5ct Deep Pink Cushion Rubellite Gemstone
By Hannaboya
Located in Sheridan, WY
Immerse yourself in the allure of our 7.5ct Deep Pink Cushion Rubellite Gemstone, a jewel that exudes sophistication and warmth. The cushion cut, known for its rounded corners and la...
Category

2010s African Artisan Loose Gemstones

Materials

Rubelite, Tourmaline

12.5ct Octagonal Rubellite Tourmaline Gemstone
By Hannaboya
Located in Sheridan, WY
Discover the splendor of this 12.5ct Octagonal Rubellite Tourmaline Gemstone, a testament to nature at its best. With its unique octagonal cut, this gemstone captures the light and s...
Category

2010s African Artisan Loose Gemstones

Materials

Rubelite, Tourmaline

NO RESERVE 2.83ct Emerald Cut NATURAL Greenish BLUE AQUAMARINE Gemstone
By Hannaboya
Located in Sheridan, WY
Introducing our exquisite 2.83-carat Emerald Cut Natural Greenish Blue Aquamarine Gemstone, a mesmerizing piece that exudes elegance and sophistication. This stunning gemstone featur...
Category

2010s African Artisan Loose Gemstones

Materials

Aquamarine

Rare Pastel Green Natural Tourmaline Gemstone, 5.05 Ct Emerald Cut-Ring/Jewelry
Located in Peshawar, PK
GEMSTONE TYPE: Tourmaline PIECE(S): 1 WEIGHT: 5.05 Carats SHAPE: Emerald SIZE (MM): 12.33 x 8.31 x 5.68 COLOR: Pastel Green CLARITY: Slightly Included TREATMENT: None ORIGIN: Afghan...
Category

21st Century and Contemporary Afghan Contemporary Loose Gemstones

Materials

Tourmaline

Diamond raw Strand total 55 carat natural colors 5-6 mm Seize like small comets
Located in Viena, Viena
...either two bracelets or a necklace...., a natural gray diamond strand in the form of rough diamond uncut nuggets, approx. 5-6 mm in the natural...
Category

2010s Unknown Modern Loose Gemstones

Materials

Diamond

Rare Mint Green Natural Tourmaline Gemstone, 3.85 Ct Cushion Cut-Ring/Jewelry
Located in Peshawar, PK
GEMSTONE TYPE: Tourmaline PIECE(S): 1 WEIGHT: 3.85 Carats SHAPE: Cushion Cut SIZE (MM): 9.63 x 7.24 x 6.30 COLOR: Mint Green CLARITY: Slightly Included TREATMENT: None ORIGIN: Afgha...
Category

21st Century and Contemporary Afghan Contemporary Loose Gemstones

Materials

Tourmaline

GLC Certified 3.74ct Berry Pinkish- Purple Spinel
Located in เกาะสมุย, TH
Eye clean. This particular gem measures approximately 8.01x9.75x5.29mm, providing ample space for intricate and creative jewelry designs. Pinkish-purple color emerald cut Burma sp...
Category

21st Century and Contemporary Asian Loose Gemstones

Materials

Spinel

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