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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
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15.68ct Reddish Brown Spessartite Garnet, Flower Cut, Translucent

14 x 14 mm (calibrated)

$ 17.39

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88.61ct Bright Blue Lapis Lazuli, Square, Opaque

25.4 x 25.3 mm

$ 88.61

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33.28ct Golden-Orange Calcite, Oval, Translucent

38.4 x 17.3 mm

$ 27.55

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4.28ct Turquoise Grandidierite, Oval, VS-SI

11 x 9.5 mm

$ 225.98

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34.38ct Grayish White Jadeite, Oval, Opaque

28.1 x 21.8 mm

$ 68.08

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33.11ct Light Grey Jadeite, Oval, Opaque

30 x 22 mm (calibrated)

$ 59.59

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34.72ct Multicolor Rainbow Moonstone, Fancy, Opaque

36.5 x 11.8 mm

$ 3.47

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23.39ct Greyish White Howlite, Pear Shape, Opaque

27 x 20 mm (calibrated)

$ 14.04

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20.54ct Bluish White Rainbow Moonstone, Oval, Transparent

21 x 14.9 mm

$ 197.18

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37.46ct Multicolor Rhodonite, Oval, Opaque

37.1 x 23.6 mm

$ 26.08

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21.38ct Multicolor Rainbow Pyrite, Fancy, Opaque

32.7 x 15.8 mm

$ 76.97

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24.85ct Bluish White Rainbow Moonstone, Pear Shape, Translucent

31.8 x 14.3 mm

$ 208.74

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50.14ct Multicolor Jasper, Oval, Opaque

29 x 23.4 mm

$ 34.30

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20.50ct Multicolor Agate, Fancy, Translucent

18.8 x 10.3 mm

$ 43.26

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19.55ct Black Star Sapphire, Oval, Opaque

15.5 x 13.8 mm

$ 304.98

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61.95ct Multicolor Green Amazonite, Oval, Opaque

46.5 x 29.7 mm

$ 59.47

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27.05ct Yellowish Green Cat's Eye Opal, Oval, Opaque

20.9 x 16.9 mm

$ 81.16

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21.62ct Grayish White Aragonite, Square, Opaque

17 x 17 mm (calibrated)

$ 30.48

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33.41ct Warm Green Idocrase, Oval, Opaque

30 x 22 mm (calibrated)

$ 20.05

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70.52ct Multicolor Chrysocolla, Pear Shape, Opaque

46.8 x 30.9 mm

$ 144.71

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147.86ct Medium Violet Amethyst, Oval, VVS

42.5 x 28.4 mm

$ 2,217.90

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37.99ct Olive Green Jade, Fancy, Translucent

29.7 x 19.8 mm

$ 28.58

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50.64ct Multicolor Jasper, Oval, Opaque

38.6 x 22.2 mm

$ 31.16

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5.25ct Blue Green Grandidierite, Oval, Translucent

13.3 x 9.9 mm

$ 485.10

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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

My experience was done with ease

Posted By Barb in October, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was fine . Wish there had been more round stones to select from

Posted By Emm in January, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

I've purchased things from GemSelect before. What you see is what you get, which is not always the case with gem sites online. You can find some good value with gem select, and I will buy from them again.

Posted By Meyeusername in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The website has a good selection, the interface is very intuitive.

Posted By PhoenixFeatherJewelry in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate
Enlarged Gemstone Image