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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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Lots
Faceted
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8.75ct Chrome Green Tsavorite Garnet, Cushion, Translucent

14.8 x 12.8 mm

$ 231.00

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5.07ct Cornflower Blue Sapphire, Oval, VS

12 x 8 mm (calibrated)

$ 18,738.72

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58.57ct Orangish Gold Star Sapphire, Oval, Opaque

23.2 x 19.9 mm

$ 695.81

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38.79ct Multicolor Rainbow Moonstone, Fancy, Opaque

40 x 11.6 mm

$ 4.66

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59.73ct Pine Green Amazonite, Oval, Opaque

37 x 24.9 mm

$ 57.34

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75.33ct Multicolor Boulder Opal, Fancy, Opaque

43.5 x 29.6 mm

$ 451.98

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45.95ct White with Black Rainbow Moonstone, Fancy, Opaque

43 x 12 mm

$ 4.60

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50.15ct Golden-Orange Calcite, Oval, Translucent

39.5 x 20.3 mm

$ 41.52

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42.33ct Light Grayish White Aragonite, Trillion, Opaque

24.9 x 22 mm

$ 59.69

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34.80ct Grayish Green Jadeite, Fancy, Translucent

28.1 x 18 mm

$ 19.75

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41.20ct White with Black Rainbow Moonstone, Fancy, Opaque

38.8 x 12.6 mm

$ 4.12

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37.51ct Light Bluish Green Cat's Eye Aquamarine, Oval, Translucent

21 x 18.8 mm

$ 601.66

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24.82ct Multicolor Rainbow Pyrite, Fancy, Opaque

29 x 14.9 mm

$ 89.35

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31.79ct Multicolor Opal, Oval, Opaque

32.3 x 21.3 mm

$ 114.44

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42.14ct Golden-Orange Calcite, Oval, Translucent

37.5 x 18.7 mm

$ 34.90

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21.57ct Multicolor Ammolite, Cushion, Opaque

24 x 21.7 mm

$ 227.78

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66.39ct Dark Red Star Garnet, Oval, Opaque

23.5 x 19.6 mm

$ 78.88

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48.95ct Medium Yellow Quartz, Oval, VVS

26.1 x 21.5 mm

$ 67.85

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36.52ct Multicolor Pietersite, Oval, Opaque

30 x 22 mm (calibrated)

$ 112.32

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63.09ct Multicolor Jasper, Oval, Opaque

35.2 x 23.4 mm

$ 44.98

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9.88ct Deep Red Ruby, Oval, Translucent

13 x 11 mm (calibrated)

$ 395.20

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10.02ct Blue Green Grandidierite, Pear Shape, SI-I1

18.3 x 12.5 mm

$ 542.28

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102.50ct Multicolor Jasper, Oval, Opaque

58.5 x 36.3 mm

$ 71.34

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29.78ct Umber Brown Moonstone, Oval, Opaque

22.3 x 16.4 mm

$ 58.97

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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 -> 8 star ratings

It was a good interaction I got a good gemstone for cheap

Posted By Jon in December, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Very good and simple exchange

Posted By Waylon in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!

Posted By JC in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well

Posted By Marti in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!

Posted By TheP in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
Source: Bizrate
Enlarged Gemstone Image