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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
- Date, new to old
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1.95 Ct Natural Soft Pink Tourmaline Cushion Cut
Discover the gentle beauty of this 1.95 Ct Natural Soft Pink Tourmaline from Afghanistan. Featuring a classic cushion cut and a delicate soft pink color, this untreated loose gemstone measures 6.7 × 5.9 × 5.2 mm. Its elegant color and versatile shape make it suitable...- $200.00
- $200.00
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1.90 Ct Mint Green Tourmaline Cushion Cut | Afghan Gemstone
Discover the refreshing color of this 1.90-carat Natural Mint Green Tourmaline from Afghanistan. Featuring a classic cushion cut and a lovely mint to seafoam green hue, this untreated loose gemstone measures 7.5 × 5.9 × 4.9 mm. This natural Afghan Green Tourmaline is a distinctive...- $380.00
- $380.00
- Unit price
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2.00 Ct Lagoon Blue Tourmaline Cushion Cut | Afghan Gemstone
Discover the refreshing color of this 2.00-carat Natural Lagoon Blue Tourmaline from Afghanistan. Featuring a classic cushion cut and measuring 7.2 × 5.9 × 5.0 mm, this untreated loose gemstone is a distinctive option for custom jewelry designs. This natural Afghan Blue Tourmaline is suitable...- $380.00
- $380.00
- Unit price
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1.70 Ct Lagoon Shade Green Tourmaline - Afghan Gemstone
Discover the natural beauty of this 1.70-carat Green Tourmaline from Afghanistan, featuring a classic cushion cut and an attractive green color. Measuring 6.9 × 6.9 × 4.5 mm, this untreated loose gemstone is a distinctive option for custom rings, pendants, earrings, and personalized jewelry designs....- $180.00
- $180.00
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6.40 Ct Blue Seafoam Tourmaline | Cushion Cut Afghan Gemstone
Discover the captivating color of this 6.40-carat Natural Tourmaline from Afghanistan, featuring a classic Cushion cut and a beautiful blue seafoam hue. Measuring 13 × 8.9 × 6.3 mm, this untreated loose Tourmaline is a distinctive choice for custom rings, pendants, earrings, and fine jewelry...- $2,500.00
- $2,500.00
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7.36 Ct Light Brown Imperial Topaz | Cushion and Mixed Cut
Discover the warm beauty of this 7.36-carat Imperial Topaz from Pakistan, featuring a distinctive Cushion & Mixed cut and a soft light brown color. Measuring 10.3 × 10 × 8.41 mm, this loose Topaz is a versatile choice for custom rings, pendants, earrings, and statement...- $80.00
- $80.00
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33.00 Ct Ametrine | Cushion Cut Bolivian Gemstone
Discover the impressive beauty of this 33.00-carat Ametrine from Bolivia, featuring a classic Cushion cut and substantial dimensions of 18.8 × 15.9 × 13.8 mm. Known for its distinctive combination of amethyst and citrine color zones, this large loose Ametrine is an eye-catching choice for...- $825.00
- $825.00
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12.15 Ct Golden Brown Imperial Topaz | Cushion Cut Pakistani Gemstone
Discover the warm, rich beauty of this 12.15-carat Imperial Topaz from Pakistan, featuring a classic Cushion cut and an elegant golden brown color. Measuring 12.2 × 12.1 × 9.3 mm, this heated loose Topaz has a substantial presence, making it a distinctive choice for statement...- $120.00
- $120.00
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2.65 Ct Pink and Green Bicolor Tourmaline | Afghan Gemstone
Discover the distinctive beauty of this 2.65-carat Natural Bicolor Tourmaline from Afghanistan, featuring a classic Cushion cut with attractive pink and green color zoning. Measuring 7.2 × 6.6 × 5.7 mm, this untreated loose Tourmaline has Included clarity and offers a colorful option for custom...- $150.00
- $150.00
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2.85 Ct Hot Pink Tourmaline | Cushion Cut Afghan Gemstone
Discover the vibrant beauty of this 2.85-carat Natural Hot Pink Tourmaline from Afghanistan, featuring a classic Cushion cut and an intense pink color. Measuring 8.5 × 6.6 × 5.7 mm, this untreated loose Tourmaline has Included clarity and is a distinctive choice for custom rings,...- $300.00
- $300.00
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2.20 Ct Bicolor Tourmaline | Emerald Cut Afghan Gemstone
Discover the distinctive beauty of this 2.20-carat Natural Bicolor Tourmaline from Afghanistan, featuring an elegant Emerald cut with attractive pink and green color zoning. Measuring 8.7 × 5.5 × 4.3 mm, this untreated loose Tourmaline has Included clarity and is a unique choice for custom...- $180.00
- $180.00
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2.50 Ct Pink Tourmaline | Cushion Cut Afghan Gemstone
Discover the charming beauty of this 2.50-carat Natural Pink Tourmaline from Afghanistan, featuring a classic Cushion cut and attractive pink color. Measuring 8.4 × 8.2 × 5.3 mm, this untreated loose Tourmaline has Included clarity and is a beautiful option for custom rings, earrings, pendants,...- $250.00
- $250.00
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5.80 Ct Bluish Green Tourmaline | Cushion Cut Afghan Gemstone
Discover the captivating beauty of this 5.80-carat Natural Tourmaline from Afghanistan, featuring a classic Cushion cut and attractive bluish green color. Measuring 13.3 × 7.5 × 6.2 mm, this untreated loose Tourmaline has Clean clarity and offers a beautiful option for statement rings, pendants, earrings,...- $1,160.00
- $1,160.00
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26.40 Ct Ametrine | Pixel Cut Bolivian Gemstone
Discover the distinctive beauty of this 26.40-carat Ametrine from Bolivia, featuring a modern Pixel cut and impressive dimensions of 20.6 × 15.4 × 11.5 mm. Ametrine is known for its natural combination of amethyst and citrine color zones, giving this large loose gemstone a distinctive...- $660.00
- $660.00
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2.10 Carats Natural Seafoam Tourmaline Cushion Cut Stone
Discover the refreshing beauty of this 2.10-carat Natural Tourmaline from Afghanistan, featuring a classic Cushion cut and attractive seafoam green color. Measuring 7 × 6.8 × 5.6 mm, this untreated loose Tourmaline has Very Slightly Included (VSI) clarity and is a beautiful choice for custom...- $300.00
- $300.00
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4.65 Ct Green Tourmaline | Cushion Cut Afghan Gemstone
Discover the vibrant beauty of this 4.65-carat Natural Green Tourmaline from Afghanistan, featuring a classic Cushion cut and rich green color. Measuring 10.8 × 8.3 × 6.2 mm, this untreated loose Tourmaline has Very Slightly Included (VSI) clarity and is a versatile choice for statement...- $800.00
- $800.00
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2.60 Ct Apple Green Peridot | Octagon Cut Pakistani Gemstone
Discover the vibrant beauty of this 2.60-carat Natural Peridot from Pakistan, featuring a distinctive Octagon cut and a lively bright green to apple green color. Measuring 9.2 × 7.2 × 5.2 mm, this untreated loose Peridot is a versatile choice for custom rings, earrings, pendants,...- $180.00
- $180.00
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8.45 Ct Pink Tourmaline | Cushion Cut African Gemstone
Discover the beautiful color and presence of this 8.45-carat Natural Tourmaline from Africa, featuring a classic Cushion cut and attractive pink color. Measuring 13.9 × 9.7 × 7.3 mm, this untreated loose Tourmaline is a beautiful choice for statement rings, pendants, earrings, or other custom...- $1,000.00
- $1,000.00
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3.80 Ct Golden Imperial Topaz | Oval Cut Pakistani Gemstone
Discover the warm, captivating beauty of this 3.80-carat Imperial Topaz from Pakistan, featuring an elegant Oval cut and rich golden color. Measuring 10.19 × 7.33 × 5.72 mm, this untreated loose Topaz is a beautiful choice for custom rings, pendants, earrings, or refined fine jewelry...- $600.00
- $600.00
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1.70 Ct Bluish Green Tourmaline | Cushion Cut Afghan Gemstone
Discover the natural beauty of this 1.70-carat Tourmaline from Afghanistan, featuring a classic Cushion cut and an attractive bluish green color. Measuring 6.7 × 6.4 × 4.6 mm, this untreated loose Tourmaline has slight inclusions and is a versatile choice for custom rings, pendants, earrings,...- $230.00
- $230.00
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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.






















