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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.

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18.30ct Fire Red Spessartite Garnet, Cushion, SI

18.7 x 11.8 mm

$ 966.24

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11.20ct Dark Red Ruby, Oval, Translucent

14 x 12 mm (calibrated)

$ 591.36

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29.36ct Very Light Pink Rose Quartz, Fancy, Transparent/Translucent

31.2 x 18 mm

$ 44.96

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50.59ct Multicolor Jasper, Pear Shape, Opaque

32.9 x 26.7 mm

$ 66.78

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70.18ct Medium Green Amazonite, Pear Shape, Opaque

44.1 x 30 mm

$ 67.37

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20.89ct Multicolor Rainbow Pyrite, Trillion, Opaque

22.7 x 21.3 mm

$ 65.17

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20.28ct Black with Blue Sparkle Nuummite, Oval, Opaque

20 x 15 mm (calibrated)

$ 107.32

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26.12ct Pecan Brown Cat's Eye Opal, Oval, Translucent

26.5 x 16.8 mm

$ 172.39

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33.40ct Warm Brown Moonstone, Oval, Opaque

25 x 18 mm (calibrated)

$ 60.12

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15.41ct Medium Red Ruby, Oval, VS-SI

14.5 x 12.9 mm

$ 591.74

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28.89ct Multicolor Pietersite, Oval, Opaque

30 x 22 mm (calibrated)

$ 152.54

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42.89ct Deep Magenta Rubellite Tourmaline, Fancy, Translucent

47.2 x 9 mm

$ 1,576.25

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243.58ct Rose Pink Rose Quartz, Oval, Transparent

42.9 x 36 mm

$ 643.06

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3.24ct Medium Green Blue Grandidierite, Oval, Translucent

10 x 8 mm (calibrated)

$ 272.16

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30.87ct Red Pink Strawberry Quartz, Fancy, Opaque

34 x 11 mm

$ 3.71

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62.82ct Medium Green Serpentine, Oval, Translucent

40.3 x 27.8 mm

$ 162.07

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34.58ct Golden-Orange Calcite, Oval, Translucent

39.1 x 21 mm

$ 28.63

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52.00ct Medium-Dark Purplish Violet Amethyst, Oval, IF

24.9 x 21.3 mm

$ 411.84

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24.97ct Light Green Jadeite, Oval, Translucent

27 x 20 mm (calibrated)

$ 89.89

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76.80ct Multicolor Jasper, Oval, Opaque

36.4 x 27.4 mm

$ 47.65

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5.71ct Wine Red Ruby, Round, VS

10 mm (calibrated)

$ 342.60

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20.64ct Sky Blue Lazulite, Oval, Opaque

25.7 x 21.5 mm

$ 24.36

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22.28ct Multicolor Ammolite, Fancy, Opaque

37.9 x 15.5 mm

$ 235.27

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39.72ct Light Green Moss Agate, Baguette, Translucent

30.7 x 20.3 mm

$ 38.14

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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

The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.

Posted By SLIntuitive Donna in July, 2025
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Overall Rating -> 10 star ratings

Excellent options

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Very good and simple exchange

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Overall Rating -> 10 star ratings

hassle free experience.

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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
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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
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Enlarged Gemstone Image