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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
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Lots
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46.86ct Medium Purple Magenta Ruby, Emerald Cut, Opaque

29 x 28.9 mm

$ 993.90

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36.10ct Gingerbread Brown Tiger's Eye, Round, Opaque

20 mm (calibrated)

$ 50.83

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22.42ct Black Onyx, Pear Shape, Opaque

25 x 18 mm (calibrated)

$ 22.42

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24.44ct Bluish White Rainbow Moonstone, Marquise, Transparent

29 x 13.7 mm

$ 234.62

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23.85ct Light Sky Blue Chalcedony, Cushion, Opaque

24.4 x 18.9 mm

$ 71.56

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48.08ct Multicolor Opal, Pear Shape, Opaque

40.1 x 27.1 mm

$ 173.09

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31.34ct Light Cinnamon Brown Moonstone, Oval, Opaque

20.2 x 16.2 mm

$ 68.95

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41.38ct Greenish Yellow Quartz, Oval, IF

23.6 x 19.4 mm

$ 87.40

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50.36ct Multicolor Opal, Oval, Opaque

36.9 x 27 mm

$ 151.08

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33.12ct Greyish White Howlite, Round, Opaque

27.5 mm

$ 19.87

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47.80ct Multicolor Rhodochrosite, Oval, Opaque

27 x 20 mm (calibrated)

$ 126.19

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71.86ct Black with Gold Sheen Obsidian, Oval, Opaque

43.1 x 31 mm

$ 86.23

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31.68ct Golden Yellow Star Sapphire, Oval, Opaque

20.1 x 15.8 mm

$ 376.36

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13.86ct Brownish Yellow Apatite, Oval, VS

16.3 x 14.3 mm

$ 871.03

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56.08ct Multicolor Jasper, Pear Shape, Opaque

36.6 x 33.2 mm

$ 74.03

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121.30ct Swiss Blue Topaz, Oval, VVS

32.5 x 24.6 mm

$ 849.10

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110.64ct Orange Brown Druzy Citrine, Oval, Opaque

39.1 x 31.4 mm

$ 65.00

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8.62ct Dark Green Blue Apatite, Pear Shape, VS

17.6 x 9.7 mm

$ 1,724.00

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141.00ct Orangish Gold Star Sapphire, Oval, Opaque

32.1 x 27.2 mm

$ 1,675.08

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3000.00ct Navy Blue Lapis Lazuli, Sphere / Ball, Opaque

72.4 mm

$ 2,138.40

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49.99ct Medium Yellow Quartz, Oval, VVS

23.3 x 19.7 mm

$ 69.29

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97.90ct Dark Red Star Garnet, Oval, Opaque

24.7 x 22 mm

$ 646.14

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73.08ct Corn Yellow Quartz, Cushion, IF

25.2 x 23.8 mm

$ 112.86

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36.94ct Bluish White Jadeite, Oval, Translucent

27.9 x 22.3 mm

$ 73.14

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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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great prices!!! High quality gemstones.

Posted By Ricky in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love how easy the site is to use. Really love that the pictures are of actual product.

Posted By LeAnn in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very good

Posted By Niska in August, 2025
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
Enlarged Gemstone Image