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Sort by:
- Featured
- Most relevant
- Best selling
- Alphabetically, A-Z
- Alphabetically, Z-A
- Price, low to high
- Price, high to low
- Date, old to new
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1.50 Ct Indicolite and Blue Lagoon Tourmaline | Afghan Gemstones Pair
Discover this beautiful 1.50-carat pair of Natural Tourmalines from Afghanistan, featuring a 0.70-carat Blue Lagoon Tourmaline and a 0.80-carat Indicolite Tourmaline in Emerald and Cushion cuts. Both gemstones are untreated, offering a captivating combination of blue tones for earrings, custom jewelry, or a distinctive gemstone...- $130.00
- $130.00
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26.25 Ct Ametrine | Emerald Cut Bolivian Gemstone
Discover the striking beauty of this 26.25-carat Ametrine from Bolivia, featuring a classic Emerald cut and impressive dimensions of 20 × 16.2 × 11.3 mm. This large loose Ametrine showcases the natural combination of amethyst and citrine color zoning, creating a distinctive appearance for statement...- $500.00
- $500.00
- Unit price
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2.60 Ct Light Blue Aquamarine | Cushion Cut Pakistani Gemstone
Discover the elegant beauty of this 2.60-carat Natural Aquamarine from Pakistan, featuring a classic Cushion cut and a soft light blue color. Measuring 9.6 × 7.8 × 4.6 mm, this loose Aquamarine is a versatile choice for custom rings, pendants, earrings, and fine jewelry designs....- $125.00
- $125.00
- Unit price
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4.30 Ct Light Blue Aquamarine | Emerald Cut Pakistani Gemstone
Discover the elegant beauty of this 4.30-carat Natural Aquamarine from Pakistan, featuring a classic Emerald cut and a soft light blue color. Measuring 12.6 × 7.4 × 5.7 mm, this loose Aquamarine is a beautiful option for custom rings, pendants, earrings, and fine jewelry designs....- $200.00
- $200.00
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3.80 Ct Apple Green Peridot | Natural Pakistani Gemstone
Discover the vibrant beauty of this 3.80-carat Natural Peridot from Pakistan, featuring a lively bright green to apple green color and an elegant gemstone profile. Measuring 9.1 × 7.3 × 5.8 mm, this untreated loose Peridot offers an attractive combination of fresh green color, substantial...- $260.00
- $260.00
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15.85 Ct Natural Ametrine - Ascher Cut Bolivian Bicolor Gemstone
Discover the distinctive beauty of this impressive 15.85-carat Ametrine from Bolivia, featuring an Ascher-style square cut and substantial dimensions of 15 × 15 × 11.1 mm. Ametrine is known for its naturally contrasting combination of amethyst and citrine color zones, giving the gemstone a distinctive...- $412.00
- $412.00
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1.70 Ct Blue Bicolor Tourmaline | Black Splash Afghan
Discover the distinctive character of this 1.70-carat Natural Tourmaline from Afghanistan, featuring a classic Emerald Cut and a striking blue color. The gemstone is presented as a Bicolor Tourmaline with a unique black splash, giving it an individual appearance that makes it an interesting choice...- $100.00
- $100.00
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1.50 Ct Watermelon Tourmaline | Green Pink Afghan
Discover the distinctive beauty of this 1.50-carat Natural Watermelon Tourmaline from Afghanistan, featuring an elegant Emerald Cut with contrasting green and pink colors. Measuring 13.6 × 3.6 × 2.7 mm, this untreated loose Tourmaline showcases a striking bicolor appearance with an elongated profile. The combination...- $150.00
- $150.00
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1.35 Ct Black and Blue Bicolor Tourmaline | Afghan Gemstone
Discover the distinctive beauty of this 1.35-carat Natural Bicolor Tourmaline from Afghanistan, featuring an elegant Cushion Cut with contrasting black and blue colors. Measuring 6.7 × 5.2 × 4.0 mm, this untreated loose Tourmaline showcases a striking two-color appearance and offers an interesting option for...- $100.00
- $100.00
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1.40 Ct Bicolor Tourmaline | Green and Ice Cushion Cut
Discover the distinctive beauty of this 1.40-carat Natural Bicolor Tourmaline from Afghanistan, featuring an elegant Cushion Cut with contrasting green and ice coloring. Measuring 7.2 × 4.7 × 4.1 mm, this untreated loose Tourmaline showcases a unique two-tone appearance that gives the gemstone an individual...- $140.00
- $140.00
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1.50 Ct Seafoam Tourmaline | Emerald Cut Afghan Gemstone
Discover the refreshing beauty of this 1.50-carat Natural Seafoam Tourmaline from Afghanistan, featuring a delicate seafoam color and an elegant Emerald Cut. Measuring 11.1 × 4.1 × 2.9 mm, this elongated loose Tourmaline offers a refined shape that can work beautifully in custom jewelry designs....- $150.00
- $150.00
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1.50 Ct Black and Blue Bicolor Tourmaline | Afghan Gemstone
Discover the distinctive beauty of this 1.50-carat Natural Bicolor Tourmaline from Afghanistan, featuring contrasting black and blue colors in an elegant Emerald Cut. Measuring 6.2 × 5.8 × 4.3 mm, this untreated loose Tourmaline offers a unique two-color appearance for collectors and custom jewelry enthusiasts....- $100.00
- $100.00
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1.20 Ct Bicolor Tourmaline – Natural Afghan Emerald Cut Gemstone
Discover the captivating beauty of this 1.20-carat Natural Bicolor Tourmaline from Afghanistan, featuring a classic Emerald Cut with attractive blue and green coloring. Measuring 10.0 × 4.0 × 2.7 mm, this untreated loose Tourmaline showcases a distinctive two-color appearance. This Blue and Green Tourmaline is...- $140.00
- $140.00
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1.40 Ct Natural Watermelon Tourmaline – Afghan Gemstone
Discover the distinctive beauty of this 1.40-carat Natural Watermelon Tourmaline from Afghanistan, featuring an elegant Emerald Cut with contrasting green and pink colors. Measuring 11.0 × 3.8 × 2.9 mm, this untreated loose Tourmaline showcases a striking bicolor appearance. This Green and Pink Tourmaline is...- $140.00
- $140.00
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1.90 Ct Natural Bluish Green Tourmaline – Afghan Gemstone
Discover the natural beauty of this 1.90-carat Natural Tourmaline from Afghanistan, featuring an elegant Cushion Cut and an attractive bluish green color. Measuring 6.7 × 6.5 × 5.0 mm, this untreated loose Tourmaline offers a distinctive combination of color, size, and classic cushion shape. This...- $250.00
- $250.00
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1.60 Ct Bluish Green Bicolor Tourmaline – Natural Afghan Gemstone
Discover the captivating beauty of this 1.60-carat Natural Bicolor Tourmaline from Afghanistan, featuring an elegant Emerald Cut with attractive blue and green coloring. Measuring 8.1 × 5.0 × 3.8 mm, this untreated loose Tourmaline showcases a distinctive two-color appearance. This Blue Green Tourmaline is a...- $250.00
- $250.00
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0.80 Ct Golden Fire Sphene – Natural Oval Cut Pakistani Gemstone
Discover the fiery beauty of this 0.80-carat Natural Sphene (Titanite) from Pakistan, featuring an elegant Oval Cut and a striking yellow fire color. Measuring 6.2 × 4.6 × 3.0 mm, this untreated loose Sphene offers a distinctive combination of vibrant color, graceful shape, and natural...- $80.00
- $80.00
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0.95 Ct Yellow Fire Sphene – Natural Round Cut Pakistani Gemstone
Discover the fiery beauty of this 0.95-carat Natural Sphene (Titanite) from Pakistan, featuring a classic Round Cut and a striking yellow fire color. Measuring 5.6 × 5.6 × 3.4 mm, this untreated loose Sphene offers a distinctive combination of vivid color, elegant shape, and...- $80.00
- $80.00
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2.10 Ct Yellowish Golden Natural Sphene – Pakistani Gemstone
Discover the captivating beauty of this 2.10-carat Natural Sphene (Titanite) from Pakistan, featuring a classic Square Cut and a warm yellowish golden color. Measuring 6.8 × 6.6 × 4.8 mm, this untreated loose Sphene offers a distinctive combination of natural color, elegant shape, and...- $100.00
- $100.00
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1.25 Ct Baby Pink Tourmaline | Cushion Cut Afghan Gemstone
Discover the delicate beauty of this 1.25-carat Natural Baby Pink Tourmaline from Afghanistan, featuring an elegant Cushion cut and a soft baby pink color. Measuring 6.0 × 5.1 × 4.3 mm, this loose Tourmaline offers a graceful combination of gentle color, balanced proportions, and...- $150.00
- $150.00
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Natural Gemstones – Loose Precious & Semi-Precious Gemstones
Explore a range of natural gemstones at Gemstones Island. The gemstones that are available in form have a beautiful mix of colors, cuts, sizes and natural features. These gemstones are perfect for people who love collecting for those who're interested in gemstones and for making custom jewelry.
There are precious gemstones like diamond, ruby, sapphire and emerald. There are also types of semi-precious gemstones. The collection has some of the beautiful and interesting stones that nature has to offer. If you want to buy gemstones if you are searching for a special colored gemstone or if you need a loose gemstone, for jewelry you will find natural stones that are chosen because of their beauty and unique qualities.
Explore Different Types of Natural Gemstones
Our natural gemstone collection contains stones, each prized for its unique color, look and natural beauty. Explore rubies, elegant sapphires, lush green emeralds, calming aquamarines, rich purple amethysts, warm topaz, colorful garnets, bright peridot, captivating opals, golden citrine, deep blue lapis lazuli, luminous moonstones, rare tanzanite, ancient amber and more.
Precious Gemstones
Discover some of the world's most sought-after precious gemstones, including:
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Diamond – Known for its exceptional brilliance and timeless appeal.
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Ruby Gemstone – Admired for its rich red color and vibrant appearance.
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Sapphire Gemstone – Available in beautiful shades, including classic blue and other natural colors.
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Emerald Gemstone – Celebrated for its distinctive and captivating green color.
These classic precious gemstones are popular choices for collectors and custom jewelry creations.
Colorful Semi-Precious Gemstones
Our collection also includes a variety of semi-precious gemstones that have amazing colors and natural features. From the blue shades of aquamarine to the deep purple of amethyst each gemstone has its own special charm.
Look at topaz, garnet, peridot, opal, citrine, lapis lazuli, moonstone, tanzanite, amber and many lovely natural loose gemstones. There are colors, shapes and cuts to choose from and these stones are perfect, for gemstone collections and one-of-a-kind jewelry designs.
Loose Gemstones for Jewelry and Collections
Do you want gemstones for jewelry? Our collection holds gemstones in cuts and shapes giving great choices for custom rings, pendants, earrings and other fine jewelry designs.
Every loose gemstone possesses its own specific traits, such as differences in color, clarity, inclusions and natural formation. These special features add to the uniqueness and beauty of each stone.
If you are looking for a colored gemstone, a rare addition to your collection or a natural stone, for a custom jewelry project Gemstones Island presents a wide range of gemstones for sale to discover.
Why Explore Gemstones at Gemstones Island?
At Gemstones Island we have a growing collection of gemstones and mineral samples that are picked because they have special beauty and personality. Our assortment has types of gemstones different colors, places they come from ways they are cut and sizes so that people with different tastes can find something they like.
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Wide selection of gemstones
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Precious and semi-precious gemstones
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Beautiful colored gemstones
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Loose gemstones for custom jewelry
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Unique and rare gemstone options
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Different cuts, shapes and sizes
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Good, for collectors and people who love jewelry
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Gemstone certification available when asked
Find Your Perfect Natural Gemstone
Whether you are interested, in the brilliance of a diamond the deep color of a ruby, the elegance of a sapphire the lush beauty of an emerald or the distinctive character of a colored stone explore our collection to discover the right gemstone for your needs.
Browse our selection of gemstones for sale and discover loose precious and semi-precious gemstones for jewelry making, collecting, gifting and personal enjoyment.


























