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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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For Example: 6-7
For Example: 8-9
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Lots
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24.73ct Black with Blue Sparkle Nuummite, Oval, Opaque

19.5 x 15.8 mm

$ 122.27

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27.47ct Dark Red Star Garnet, Oval, Opaque

17.2 x 12.7 mm

$ 32.64

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10.79ct Greenish Blue Grandidierite, Oval, Translucent

18 x 13 mm (calibrated)

$ 1,424.28

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28.60ct Light Green White Jadeite, Fancy, Translucent

40 x 13.8 mm

$ 25.74

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37.13ct Medium-Dark Violet Charoite, Cushion, Opaque

35 x 16.9 mm

$ 83.81

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54.20ct Velvet Purple Violet Charoite, Fancy, Opaque

34.4 x 26.5 mm

$ 122.34

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26.72ct Multicolor Agate, Oval, Opaque

24.6 x 16.6 mm

$ 54.50

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32.58ct Medium Yellow Star Sapphire, Oval, Opaque

19.7 x 16.7 mm

$ 351.86

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18.89ct Schorl Tourmaline, Emerald Cut, Opaque

17.1 x 13.6 mm

$ 113.34

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20.44ct Multicolor Rainbow Pyrite, Fancy, Opaque

31.6 x 19.5 mm

$ 63.77

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33.43ct Multicolor Opal, Pear Shape, Opaque

32.8 x 25.6 mm

$ 120.35

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23.11ct Multicolor Ammolite, Fancy, Opaque

36.4 x 11.6 mm

$ 277.32

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43.16ct Coral Pink Rose Quartz, Oval, Transparent

23.7 x 19.2 mm

$ 76.91

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51.54ct Pineapple Yellow Quartz, Pear Shape, VVS-VS

36 x 22 mm

$ 136.07

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24.01ct Earth Green Cat's Eye Opal, Oval, Opaque

25 x 18 mm (calibrated)

$ 72.04

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3.37ct Green-Blue Grandidierite, Oval, Translucent

10.4 x 8.3 mm

$ 222.42

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86.71ct Orange Pink Tourmaline, Fancy, Transparent

55.7 x 38 mm

$ 1,560.78

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72.72ct Multicolor Rhodochrosite, Pear Shape, Translucent

43 x 20.3 mm

$ 151.67

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22.75ct Golden-Orange Calcite, Pear Shape, Translucent

31.3 x 15.8 mm

$ 18.84

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22.10ct Bluish White Rainbow Moonstone, Pear Shape, Translucent

21.8 x 19.7 mm

$ 185.64

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23.91ct Medium Green Jadeite, Fancy, Translucent

29.1 x 14.3 mm

$ 17.04

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74.08ct Multicolor Jasper, Pear Shape, Opaque

44.9 x 29.1 mm

$ 54.76

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27.33ct Black with Blue Sparkle Nuummite, Cushion, Opaque

36.9 x 21.9 mm

$ 118.69

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50.96ct Multicolor Jasper, Oval, Opaque

37.8 x 23.6 mm

$ 38.35

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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

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.

Posted By Maggie in August, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

The website was easy to use and there were a lot of good options, I was satisfied.

Posted By Brielly in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

It was good. There was a large selection at prices I could afford.

Posted By Zorah in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I feel Gemselect is a trustworthy company to buy from

Posted By Becky in October, 2025
Source: Bizrate
Enlarged Gemstone Image