Birthstones

Don't know what your birthstone is? Learn About Your Birthstone here and Shop the most intriguing, stunning colorful natural birthstones in the finest quality. Choose from the most precious Natural Ruby Birthstone to Sapphire Birthstones and more. Looking to design a birthstone piece and don't know where to start? Start a consultation and enjoy free quote on your custom birthstone jewelry design.

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196 products
Natural Sapphire Loose Gemstones | Cabochon Star Pink | 0.99 Carat Heated | Custom Jewelry | Modern Gem JewelryNatural Sapphire Loose Gemstones | Cabochon Star Pink | 0.99 Carat Heated | Custom Jewelry | Modern Gem Jewelry
Natural Sapphire Loose Gemstone | Cabochon Star Pink | 0.99 Carat Heated
$320.00 USD
Save 30%
1.15ct Natural Chrysoberyl Green/Yellow Oval Cut Loose Gemstone - Modern Gem Jewelry 1.15ct Natural Chrysoberyl Green/Yellow Oval Cut Loose Gemstone - Modern Gem Jewelry
0.7 carat Green Natural Chrysoberyl Gemstone
$140.00 USD $200.00 USD
Save 13%
Pear Cut Yellow Diamond GemstoneBack side of Yellow Diamond Gemstone
0.37 Carat Yellow Natural Diamond Pear Cut Loose Gemstone
$500.00 USD $575.00 USD
Sapphire Loose Gemstones | Cushion Cut Royal Blue | 0.96 Carat Heated | Custom Jewelry | Modern Gem JewelrySapphire Loose Gemstones | Cushion Cut Royal Blue | 0.96 Carat Heated | Custom Jewelry | Modern Gem Jewelry
Sapphire Loose Gemstone | Cushion Cut Royal Blue | 0.96 Carat Heated
$270.00 USD
18 Carats Purple Natural Amethyst Oval Cut Loose Gemstone - Modern Gem Jewelry 18 Carats Purple Natural Amethyst Oval Cut Loose Gemstone - Modern Gem Jewelry
18.05 Carats Oval Natural Amethyst Gemstone
$80.00 USD
0.32 Carat Brown Natural Diamond Round Cut Loose Gemstone - Modern Gem Jewelry 0.32 Carat Brown Natural Diamond Round Cut Loose Gemstone - Modern Gem Jewelry
0.32 Carat Brown Natural Diamond Round Cut Loose Gemstone
$500.00 USD
Natural Blue Sapphire Gemstone | Oval Cut Sri Lankan Blue | 1.18 carats Heated | Custom Jewelry | Modern Gem JewelryNatural Blue Sapphire Gemstone | Oval Cut Sri Lankan Blue | 1.18 carats Heated | Custom Jewelry | Modern Gem Jewelry
Natural Blue Sapphire Gemstone | Oval Cut Sri Lankan Blue | 1.18 carats Heated
$380.00 USD
2.21 Carats Natural Aquamarine Emerald Cut Loose Gemstone - Modern Gem Jewelry 2.21 Carats Natural Aquamarine Emerald Cut Loose Gemstone - Modern Gem Jewelry
2.21 Carats Emerald Cut Aquamarine Gemstone | 8.4 x 7.4mm
$250.00 USD
1.27 Carats Namibian Indicolite Blue Natural Tourmaline Loose Gemstone Step Cut - Modern Gem Jewelry 1.27 Carats Namibian Indicolite Blue Natural Tourmaline Loose Gemstone Step Cut - Modern Gem Jewelry
1.27 carats Indicolite Tourmaline Gemstone 8mm x 4.6mm
$180.00 USD
2.28 Carats Blue Brazil Natural Aquamarine Cushion Cut Loose Gemstone - Modern Gem Jewelry 2.28 Carats Blue Brazil Natural Aquamarine Cushion Cut Loose Gemstone - Modern Gem Jewelry
2.28 Carats Cushion Aquamarine Gemstone | 8.7mm x 6.8mm
$310.00 USD
Save 25%
2.9 Carats Rich Blue Brazilian Natural Aquamarine Emerald Cut Loose Gemstone - Modern Gem Jewelry 2.9 Carats Rich Blue Brazilian Natural Aquamarine Emerald Cut Loose Gemstone - Modern Gem Jewelry
2.9 carats Natural Aquamarine Gemstone Emerald-cut | 10.8 x 8.5mm
$240.00 USD $320.00 USD
Natural Brazilian Watermelon Tourmaline Loose Gemstone Emerald Cut - Modern Gem Jewelry Natural Brazilian Watermelon Tourmaline Loose Gemstone Emerald Cut - Modern Gem Jewelry
1.94 carats Bi-Color Tourmaline Gemstone | 9.1mm x 7.1mm
$400.00 USD
Save 13%
1.53 Carat Natural Loose Chrysoberyl Gemstone - Modern Gem Jewelry 1.53 Carat Natural Loose Chrysoberyl Gemstone - Modern Gem Jewelry
1.22 Carats Green Natural Chrysoberyl Gemstone
$420.00 USD $480.00 USD
Pear Cut Natural Nigerian Pink Tourmaline 3.48ct - Modern Gem Jewelry Pear Cut Natural Nigerian Pink Tourmaline 3.48ct - Modern Gem Jewelry
3.48 carats Pink Tourmaline Gemstone | 11mm x 9.4mm
$400.00 USD
Save 18%
January Birthstone Pear Orange Garnet Gemstone - Modern Gem JewelryOrange Natural Garnet Gemstone Pear Cut - Modern Gem Jewelry
1.45 Carats Pear Orange Natural Spessartite Garnet Gem
$131.00 USD $160.00 USD
Save 17%
January Birthstone Cushion Red Natural Garnet Gemstone - Modern Gem JewelryCushion Red Natural Garnet Gem - Modern Gem Jewelry
1.246 Carats Cushion Red Natural Garnet Gemstone
$100.00 USD $120.00 USD
Save 35%
January Birthstone Pear Natural Garnet Gemstone - Modern Gem JewelrySpessatite Garnet Natural Gemstone Pear - Modern Gem Jewelry
1.55 Carats Pear Shape Spessartite Garnet Gemstone
$116.50 USD $179.00 USD
Save 20%
January Birthstone Natural Spessatite Garnet Gemstone - Modern Gem JewelryFanta Garnet Gemstone Pear Cut - Modern Gem Jewelry
2.845 Carats Pear Fanta Natural Spessartite Garnet Gemstone
$176.00 USD $220.00 USD
Save 23%
January Birthstone Natural Spessatite Garnet Gemstone Oval - Modern Gem JewelryNatural Spessatite Garnet Gemstone Oval Orange - Modern Gem Jewelry
3.155 Carats Oval Orange Natural Spessartite Garnet Gemstone
$170.00 USD $220.00 USD
Save 31%
January Birthstone Oval Orange Natural Garnet Gemstone - Modern Gem JewelryOrange Oval Natural Garnet Gemstone - Modern Gem Jewelry
2.975 Carats Oval Fanta Spessartite Garnet Gemstone
$159.00 USD $232.00 USD
Save 34%
January Birthstone Oval Fanta Garnet Gemstone - Modern Gem JewelryFanta Oval Natural Garnet Gemstone - Modern Gem Jewelry
2.38 Carats Oval Fanta Natural Spessartite Garnet
$140.00 USD $212.00 USD
Save 36%
January Birthstone Oval Fanta Garnet Gemstone - Modern Gem JewelryFanta Natural Spessatite Garnet Oval - Modern Gem Jewelry
2.710 Carats Oval Fanta Natural Spessartite Garnet Gemstone
$131.60 USD $206.00 USD
Save 34%
January Birthstone Oval Orange Garnet Gemstone - Modern Gem JewelryNatural Spessatite Garnet Gemstone Orange Oval Cut - Modern Gem Jewelry
2.710 Carats Oval Orange Natural Spessartite Garnet Gemstone
$152.00 USD $229.50 USD
Save 34%
January Birthstone Oval Orange Garnet Gemstone - Modern Gem JewelryOrange Natural Garnet Gemstone - Modern Gem Jewelry
2.710 cts Oval Orange Natural Spessartite Garnet Gem
$152.30 USD $230.00 USD
Save 41%
Pear Fanta Garnet Gemstone January Birthstone - Modern Gem JewelryFanta Garnet Natural Gemstone - Modern Gem Jewelry
1.81 carats Tear Drop Shape Natural Spessartite Garnet
$118.00 USD $200.00 USD
Greenish Yellow Garnet Gemstone - Modern Gem JewelryNatural Garnet Gem Oval - Modern Gem Jewelry
0.865 Carat Oval Greenish Yellow Mali Garnet Gem
$85.00 USD
Mali Garnet Natural Gemstone January Birthstone - Modern Gem JewelryOval Brownish Yellow Mali Garnet Gem - Modern Gem Jewelry
0.765 Carat Oval Brownish Yellow Mali Garnet Natural Gemstone
$80.00 USD
Yellow Oval Mali Garnet Gemstone - Modern Gem JewelryMali Garnet Natural Gemstone - Modern Gem Jewelry
0.99cts Mali Garnet Oval Yellow Natural Gemstone
$95.00 USD

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Most Colored Gemstones from Modern Gem Jewelry® are certified by AIGS Lab. Shop Loose Natural Gemstones with peace of mind.
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