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Huge & Large Gemstones

Browse our selection of large gemstones and huge loose gems, perfect for statement jewelry pieces and collectors seeking impressive stones.

Huge Gemstones Weight
Huge Gemstones Size
Huge Gemstones Clarity
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Huge Gemstones Treatment

Size Explained

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For Example: 6-7
For Example: 8-9
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Turquoise Huge Gemstones
Violet Huge Gemstones
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Yellow Huge Gemstones
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Pairs
Lots
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96.56ct Yellow Rutile Quartz, Pear Shape, Translucent

42.4 x 35.3 mm

$ 88.16

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17.62ct Black Tourmaline, Cushion, Opaque

17 x 12.9 mm

$ 62.65

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52.87ct Black Tourmaline, Emerald Cut, Opaque

39.1 x 12.7 mm

$ 263.29

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100.79ct Green Amazonite, Oval, Opaque

43.4 x 29.2 mm

$ 80.31

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24.76ct White Rainbow Moonstone, Pear Shape, Translucent

25.7 x 18.9 mm

$ 172.62

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20.95ct Multicolor Rainbow Pyrite, Oval, Opaque

24.9 x 19.5 mm

$ 54.25

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22.11ct Multicolor Ammolite, Fancy, Opaque

25.3 x 20.5 mm

$ 484.47

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6.92ct Turquoise Grandidierite, Oval, Translucent

12.6 x 10 mm

$ 1,516.31

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36.17ct Multicolor Rainbow Moonstone, Fancy, Opaque

40 x 10.6 mm

$ 3.60

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27.10ct Orange Moonstone, Oval, Opaque

22.2 x 16.1 mm

$ 40.49

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41.69ct Green Idocrase, Cushion, Opaque

32.2 x 23.7 mm

$ 20.77

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5.14ct Turquoise Grandidierite, Oval, VS-SI

11.5 x 9.5 mm

$ 225.25

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32.76ct Multicolor Jasper, Oval, Opaque

33.6 x 18.6 mm

$ 35.90

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21.82ct Multicolor Agate, Oval, Opaque

16.9 x 15 mm

$ 14.49

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30.31ct Yellow Quartz, Pear Shape, VVS

25 x 19 mm

$ 66.42

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38.30ct Green Moss Agate, Baguette, Translucent

26.6 x 21.4 mm

$ 30.52

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57.88ct Violet Amethyst, Pear Shape, VVS

30 x 22 mm (calibrated)

$ 433.52

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10.38ct Red Ruby, Oval, VS

13.9 x 11.2 mm

$ 568.62

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70.78ct Violet Amethyst, Cushion, VS

25.8 x 25.6 mm

$ 493.48

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63.50ct Pink Star Rose Quartz, Oval, Translucent

25.3 x 20.2 mm

$ 139.14

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25.13ct Multicolor Jasper, Square, Opaque

22.2 x 21.9 mm

$ 27.53

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42.99ct Yellow Quartz, Fancy, Transparent/Translucent

35.3 x 22.3 mm

$ 47.10

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21.59ct Black Nuummite, Oval, Opaque

24.2 x 16 mm

$ 94.83

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25.94ct Yellow Quartz, Cushion, VVS-VS

19 x 19 mm (calibrated)

$ 56.84

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Why Buy Huge Gemstones from GemSelect?

Large Natural Gemstones

Our collection of large gemstones includes impressive natural stones sourced from trusted deposits around the world. These oversized gems showcase exceptional color, clarity, and presence, making them ideal for statement jewelry or gemstone collections.

Huge Gemstones for Statement Jewelry

Huge gemstones are perfect for bold jewelry designs that stand out. Whether you are creating a striking cocktail ring, pendant, or centerpiece piece, larger stones provide unmatched visual impact and brilliance.

Large loose gemstones for statement jewelry and collectors

Collector Size Gemstones

Large gemstones are highly desirable among collectors who appreciate rare sizes and impressive specimens. Oversized stones highlight the natural beauty of gems and often display stronger color zoning, clarity, and crystal structure.

Faceted Large Gemstones

Faceted large gemstones maximize brilliance and sparkle. Larger surfaces allow light to interact with more facets, producing exceptional fire and brilliance in stones such as sapphire, amethyst, citrine, garnet, and topaz.

Cabochon Large Gemstones

Cabochon cuts are popular for large gemstones because they emphasize color saturation and natural patterns. This style works especially well with gems like moonstone, labradorite, turquoise, and opal.

Rare Oversized Gemstones

Some gemstones become increasingly rare as size increases. Large sapphire, ruby, spinel, and tourmaline stones are particularly prized because high-quality rough capable of producing oversized gems is uncommon.

Buying Large Gemstones Online

GemSelect makes it easy to buy large gemstones online. Every stone is photographed individually and comes with detailed specifications including weight, size, clarity, and treatment information to help you choose with confidence.

Learn more about gemstone properties, treatments, and identification on our Gemstone Information Guide.

FAQs

What qualifies as a large gemstone?

Large gemstones are typically stones with higher carat weights than standard jewelry sizes. Depending on the gem type, stones above 5 to 10 carats are often considered large.

Are large gemstones more valuable?

In many cases, gemstone value increases with size, especially when the stone maintains good color, clarity, and cut quality. Large high-quality gems can be significantly rarer than smaller stones.

What gemstones are commonly available in large sizes?

Gemstones frequently found in larger sizes include amethyst, citrine, quartz, topaz, garnet, and some tourmalines. Gems like ruby and sapphire become much rarer as size increases.

Are large gemstones suitable for everyday jewelry?

Large gemstones are often used for statement jewelry such as cocktail rings, pendants, or collector pieces. Durability depends on the gem type and how the jewelry is worn.

Can I buy very large loose gemstones online safely?

Yes. Reputable sellers like GemSelect provide detailed images, full gemstone specifications, and transparent treatment disclosures so buyers can confidently purchase large loose gemstones online.

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

Always get a nice gemstone. Just like the picture. Never disappointed

Posted By Ron T in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I love the product and the details about each of them.

Posted By Love It! in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I could see the actual gem I was buying

Posted By Bugs in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far So good

Posted By VH-1 in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Over pretty well experience the your website no complaints about it very easy reliable service provided

Posted By Blas in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

No problems. I had a minor address issue in the past and someone got back to me very quickly and we resolved the issue satisfactorily. I appreciated the quick, concerned response. So important when buyer/seller are so far apart in distance. Thank you Gem Select. Keep up the good work!

Posted By Orphanboy in December, 2025
Source: Bizrate
Enlarged Gemstone Image