19th Century Loose Gemstones
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Period: 19th Century
Antique Victorian Red Coral Intaglio Seal Bead
Located in New York, NY
An antique 19th-century stone intaglio seal bead. Round shape, faceted surface. The intaglio depicts a rose flower. Victorian Collectibles, Mineral Stone Carvings, Stamps And Seals.
...
Category
European Antique 19th Century Loose Gemstones
Materials
Coral, Sterling Silver
Loose GIA Certifed 0.94ct J Si1 Old European Cut Diamond
Located in Amsterdam, NL
This is an a geniune antique 0.94ct old european cut diamond. The color is J and the clarity is Si1; the diamond faces up quite white and it is eye-clean. Importantly, it is GIA certified. The diamond will come in a black velvet display case...
Category
Antique 19th Century Loose Gemstones
Materials
Diamond
Ancient Persian Sasanian Empire Emerald Intaglio Seal
Located in New York, NY
An ancient Persian Sasanian Empire hand carved Emerald intaglio bead seal. Carved Gemstones, Ancient Artifacts and Historical Memorabilia For Collector...
Category
Unknown Antique 19th Century Loose Gemstones
Materials
Emerald, Sterling Silver
1.01 Ct Old Mine Cut Diamond - GIA Certified!
Located in Ramat Gan, IL
1.01ct Old Mine Cut Diamond – Antique Charm with Soul M Color SI2 Clarity Vintage Cushion Shape
Looking for a diamond with real character? This 1.01ct Old Mine Cut diamond is ful...
Category
Antique 19th Century Loose Gemstones
Materials
Diamond
6.42ct Old Mine Cut Antique Vintage Diamond - Unique !
Located in Ramat Gan, IL
6.42ct Old Mine Cut Antique Vintage Diamond – A Rare and Remarkable Treasure
Step into timeless elegance with this extraordinary 6.42-carat Old Mine Cut diamond, a true antique marv...
Category
Antique 19th Century Loose Gemstones
Materials
Diamond
Antique Cameo Signed G. Stella Tiara
Located in New York, NY
Weight: 46.3 Grams
Stone: Sardonyx Shell
Measurements: 3.45 x 135.28 x 51 mm
Signed: G. Stella.
ITEM #: BR-1463-112624-12
Circa 1840s. Museum Quality Cameo Tiara...
Category
Neoclassical Antique 19th Century Loose Gemstones
Materials
Other
Italian Micromosaics Microsaic Colosseo Romano Colosseum Roman
Located in Milano, IT
Two wonderful 1800 circa Micro mosaic handmade by craftsmen and assembled with micro mosaic made in onyx depicting the colosseum of Rome.
Brooch total weight 27.80 grams circa
Category
Unknown Antique 19th Century Loose Gemstones
Materials
Onyx
GIA Emerald Cameo 20.10ct Ural Mountains Origin
Located in New York, NY
It is quite rare to find an emerald cameo that is this large a size.
The motif of the woman with flowing hair is possibly a Gorgon as in Medusa. The wei...
Category
European Victorian Antique 19th Century Loose Gemstones
Materials
Emerald
Eye Catching Natural Loose Mintgreen Tourmaline Cushion Shape Ring Gem 3 Carats
Located in Peshawar, PK
Loose Tourmaline
Weight: 3.0 Carats
Dimension: 9.5x7x5 Mm
Origin: Kunar Afghanistan
Shape: Cushion
Color: Mint Green
Treatment: Non
Certificate: On Demand
Tourmaline is a gemstone...
Category
Afghan Arts and Crafts Antique 19th Century Loose Gemstones
Materials
Tourmaline
Collection of Unmounted 19th Century Lava Cameos
Located in Riverdale, NY
Collection of 5 Unmounted Lava Cameos from the 19th Century. Various profiles of well known figures in different tones of hand carved lava. The central cameo has a line across forehe...
Category
Italian Victorian Antique 19th Century Loose Gemstones
Materials
Agate
5.03 Carat Opal
Located in Bangkok, TH
This piece is a stunning, 5.03 Carat Opal, in a mesmerising, unique shape. Opals are a unique and captivating type of gemstone known for their play-of-color, which is a shifting arra...
Category
Edwardian Antique 19th Century Loose Gemstones
Materials
Opal, Black Opal, Platinum
9.03 Carat Opal
Located in Bangkok, TH
This piece is a massive and stunning, 9.03 Carat Opal, in a mesmerising, elongated-oval shape that has a gorgeous, sky-blue hue. Opals are a unique and captivating type of gemstone k...
Category
Edwardian Antique 19th Century Loose Gemstones
Materials
Opal, Black Opal, Platinum
Tablet Shape Hand Carved Lime Banded Agate Ancient Galley Sailing
Located in New York, NY
Commissioned by Castellani® Jewellers and added to the Castellani® Gemstone Collection is this Banded Lime Green Agate Intaglio.
The banded lime green agate was originally set into V...
Category
British Victorian Antique 19th Century Loose Gemstones
Materials
Agate
8.08 Carat Opal
Located in Bangkok, TH
This piece is a massive and stunning, 8.08 Carat Opal, in a mesmerising, and unique shape, with a grey and red hue. Opals are a unique and captivating type of gemstone known for thei...
Category
Edwardian Antique 19th Century Loose Gemstones
Materials
Opal, Black Opal, Platinum
Ancient Susanian Carved Agate Head Intaglio Bead
Located in New York, NY
An ancient Sasanian hand carved red agate intaglio bead. The bead depicts a head with a high hairstyle. Ancient Sasanian Jewelry Wares and Accessories and Collectibles.
Dimensions: ...
Category
Unknown Antique 19th Century Loose Gemstones
Materials
Agate, Sterling Silver
Natural Vivid Gradient Green Halo Donut Jadeite, Round Circle Jade Pendant
Located in Kowloon, HK
Behold the captivating beauty of this stunning natural jade donut pendant, a true masterpiece of Mother Nature. Crafted from the finest Type-A Myanmar jadeite jade, this pendant radi...
Category
Hong Kong Arts and Crafts Antique 19th Century Loose Gemstones
Materials
Jade
28.57 Carat Black Opal
Located in Bangkok, TH
This piece is a massive and stunning, 28.57 Carat Black Opal, in a mesmerising, trillion-cut shape. Opals are a unique and captivating type of gemstone known for their play-of-color,...
Category
Edwardian Antique 19th Century Loose Gemstones
Materials
Opal, Black Opal, Platinum
Sparkling 2.50 Carats Natural Loose Fire Sphene Titanite Gem Oval Shape
Located in Peshawar, PK
Loose Sphene
Weight: 2.50 Cara
Dimension: 9.2x6.9x5 Mm
Origin: Warsak Pakistan
Shape: Oval
Treatment: Non
Color: Yellow Fire
Certificate: On Client Dem...
Category
Pakistani Arts and Crafts Antique 19th Century Loose Gemstones
Materials
Hematite
Antique "Europa Dancing with Zeus" Loose Cameo
Located in New York, NY
This finely carved antique shell cameo depicts the mythological scene of Europa dancing with Zeus, rendered with elegant movement and classical detail. The natural shell’s warm tones...
Category
Antique 19th Century Loose Gemstones
Materials
Other
Related Items
1.75ct Natural Earth Mined Round Master Brilliant Cut Blue Zircon from Cambodia
Located in Toronto, Ontario
Description:
Gem Type: Zircon
Number of Stones: 1
Weight: 1.75 cts
Measurements: 6.68 x 6.72 x 4.52 mm
Shape: Round
Cutting Style:
Cutting Style Crown: Brilliant Cut
Cutting Style P...
Category
Cambodian 19th Century Loose Gemstones
Materials
Blue Zircon
W 0.27 in D 0.18 in L 0.27 in
1.80ct Round Cut Natural Blue Sapphire Loose Gemstone
By Hannaboya
Located in Lanham, MD
Create an amazing jewelry with the charm of this 1.80ct Natural Untreated Round Cut Blue Sapphire Loose Gemstone. With its measurements and unique qualities, it's the perfect additi...
Category
African Contemporary 19th Century Loose Gemstones
Materials
Blue Sapphire
Zambian Emerald Carved Cabochon Antique Pendant Style Loose Gemstone for Jewelry
Located in Jaipur, RJ
Weight: 49.36 Carats
Size: 26x20x13 MM
Pieces: 1
Shape: Carved Cabochon
Category
Zambian Art Deco 19th Century Loose Gemstones
Materials
Emerald
W 0.79 in D 0.52 in L 1.03 in
Radiant 1.01ct Ideal Cut Oval-Shaped Diamond - GIA Certified
Located in רמת גן, IL
Radiant 1.01ct Ideal Cut Oval-Shaped Diamond - GIA Certified
Presenting a stunning oval-cut diamond, weighing 1.01-carat. Certified by the GIA, this diamond guarantees superior qual...
Category
Israeli 19th Century Loose Gemstones
Materials
Diamond
6.47Ct NON-OILED Untreated Natural EMERALD Gemstone
By Hannaboya
Located in Lanham, MD
Introducing the beauty of our Natural Untreated 6.47ct Natural Emerald Loose Gemstone. This exquisite emerald is a true gem of nature, with lush green hues and a radiant cut that p...
Category
African Artisan 19th Century Loose Gemstones
Materials
Emerald
Antique Green Beryl 145.12carats Gem with 22kgold Handwork with Natural Diamonds
Located in Jaipur, RJ
Weight: 145.12Carats
Size: 35x20 MM
Pieces: 1
Shape: Rondelle Smooth Bead
Category
Unknown Art Deco 19th Century Loose Gemstones
Materials
Beryl, Diamond, Green Beryl
3.11ct Round NATURAL Teal Greenish BLUE SAPPHIRE Gemstone
By Hannaboya
Located in Lanham, MD
Experience the epitome of authentic beauty and luxury with 3.11ct Round Brilliant Cut Natural Teal Blue Sapphire Loose Gemstone. This exquisite gem exudes a deep and alluring blue hu...
Category
African Artisan 19th Century Loose Gemstones
Materials
Blue Sapphire
8.85ct Octagon Cut No-Oil Natural Untreated Emerald Gemstone
By Hannaboya
Located in Lanham, MD
Introducing the Octagon Cut 8.85ct No-Oil 100% Natural Untreated Emerald Loose Gemstone:
Pure Elegance in Every Facet. This stunning gemstone is a masterpiece of nature, showcasing ...
Category
African Artisan 19th Century Loose Gemstones
Materials
Emerald
4.56ct Hexagon Cut NO OIL Untreated Natural EMERALD Gemstone
By Hannaboya
Located in Lanham, MD
Introducing our 4.56ct Octagonal Cut No Oil Untreated Natural Emerald Gemstone, a stunning gemstone that exudes elegance and sophistication, known for its captivating green hue and exceptional clarity.
The Emerald is beautifully cut in an hexagon shape, allowing the gemstone’s brilliance to shine through. This loose gemstone is perfect for those who wish to create their own unique piece of jewelry.
Measurements:
Gemstone: 4.56ct Hexagonal Emerald...
Category
African Artisan 19th Century Loose Gemstones
Materials
Emerald
Natural 3.53 Australian pink and green boulder opal mined by Sue Cooper
Located in BELCONNEN, ACT
This lovely 3.53 Ct Australian boulder opal was mined by Sue Cooper at her Yaraka opal mine in western Queensland, Australia in 2022. Sue processed the rough opal herself and cut int...
Category
Australian 19th Century Loose Gemstones
Materials
Opal
W 0.38 in D 0.13 in L 0.51 in
1.20ct Emerald Cut BLUE INDICOLITE TOURMALINE Gemstone
By Hannaboya
Located in Lanham, MD
Discover the captivating charm of this rare color 1.20-carat Emerald Cut Blue Indicolite Tourmaline Loose Gemstone.
Gemstone Details:
Ca...
Category
African Modern 19th Century Loose Gemstones
Materials
Indicolite, Tourmaline
Deep Blue Sapphire, Certified Gem, 4, 27 Ct., Loose Gemstone
Located in Kirschweiler, DE
We are delighted to be able to offer for sale, this 4,27 ct. blue Sapphire from our exclusive collection.
This beautiful gem has a rich blue color and a great fire. Cutting, proporti...
Category
German Contemporary 19th Century Loose Gemstones
Materials
Blue Sapphire
Previously Available Items
Antique Colored Glass Intaglio Cameo Plaques
Located in New York, NY
A lot of two antique, skillfully hand carved glass intaglio cameo plaques. One cameo of red glass has a rectangular, curved shape with a hand carved relief image of a female portrait...
Category
European Antique 19th Century Loose Gemstones
Materials
Sterling Silver
Antique Carved Glass Intaglio Collection
Located in New York, NY
A collection of antique intaglios featuring a variety of shapes glass portraits of both female and male profiles. Four pieces feature double and triple portraits of warriors. These e...
Category
European Antique 19th Century Loose Gemstones
Materials
Sterling Silver
Antique Coral Cameo With French Soldier Portrait
Located in New York, NY
An antique coral cameo of oval shape, exquisitely carved with a portrait of a French soldier. Antique Intaglios an Cameos And Classical Art Collectibles.
...
Category
Unknown Antique 19th Century Loose Gemstones
Materials
Coral, 22k Gold
Ancient Large Sasanian Carved Bloodstone Intaglio Bead
Located in New York, NY
An ancient Persian Sasanian Empire large hand carved Bloodstone intaglio bead seal. The intaglio depicts hieroglyphs and a lion in the center of the composition. Carved Gemstones, An...
Category
Unknown Antique 19th Century Loose Gemstones
Materials
Sterling Silver
Ancient Sasanian Carved Bloodstone Intaglio Bead
Located in New York, NY
A lot of two ancient Sasanian hand carved bloodstone intaglio beads. Intaglio is adorned with animal compositions. Ancient and Antique Sasanian Historical Collectibles, Intaglios And...
Category
Unknown Antique 19th Century Loose Gemstones
Materials
Sterling Silver
Large Octagonal Hand Carved Banded Agate Stone
Located in New York, NY
A large hand carved banded Agate stone. The octagonal shaped stone has blue, white, and brown banded rows. Carved Gemstones, Fine Jewelry And Decor...
Category
Unknown Antique 19th Century Loose Gemstones
Materials
Agate, Sterling Silver
Collection Of Various Hand Carved Bloodstone Stones
Located in New York, NY
A collection of three various hand carved green Bloodstone stones in various sizes and shapes. The collection includes an emerald cut, an oval shaped with an opening in the center co...
Category
Unknown Antique 19th Century Loose Gemstones
Materials
Sterling Silver
Collection Of Various Hand Carved Agate Intaglios
Located in New York, NY
A collection of five Victorian manner hand carved Agate intaglios in various sizes and shapes. The intaglios are decorated with floral, foliage, and ...
Category
Unknown Victorian Antique 19th Century Loose Gemstones
Materials
Agate, Sterling Silver
Collection Of Victorian Manner Carved Agate Intaglios
Located in New York, NY
A collection of ten Victorian manner hand carved Agate intaglios in various sizes and shapes. The intaglios are made of Agate in blue, purple, red and white shades. Carved Gemstones,...
Category
Unknown Victorian Antique 19th Century Loose Gemstones
Materials
Agate, Sterling Silver
Ancient Egyptian Carved Seals Scarabaeus Beetle
Located in New York, NY
A lot of four ancient Egyptian carved seals, featuring the iconic Scarabaeus beetle and more. Symbolizing rebirth and regeneration in ancient E...
Category
Unknown Antique 19th Century Loose Gemstones
Materials
Sterling Silver
Ancient Cylinder Seal Carved From Black Stone
Located in New York, NY
An ancient cylinder seal carved from black stone, bearing the image of mysterious figures. Crafted with intricate detail and precision, this seal captivates with its ancient charm an...
Category
Unknown Antique 19th Century Loose Gemstones
Materials
Sterling Silver
Ancient Cylinder Seal Carved From Brown Stone
Located in New York, NY
An ancient cylinder seal carved from brown stone, adorned with mythological animals. The intricate carvings depict a scene of fantastical creatures, each brimming with symbolism and ...
Category
Unknown Antique 19th Century Loose Gemstones
Materials
Sterling Silver
