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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
Faceted
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56.93ct Light Teal Aquamarine, Oval, Translucent

28.4 x 20.7 mm

$ 341.46

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20.24ct Bumblebee Yellow Quartz Cat's Eye, Oval, Translucent

15 x 15 mm (calibrated)

$ 497.17

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33.79ct Reddish Purple Star Ruby, Oval, Opaque

20.2 x 17.1 mm

$ 446.03

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57.58ct Multicolor Jasper, Oval, Opaque

44.5 x 28.7 mm

$ 58.52

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23.76ct Black with Blue Sparkle Nuummite, Oval, Opaque

19.2 x 16.8 mm

$ 117.47

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119.64ct Medium Yellow Quartz, Pear Shape, IF

40.8 x 24.5 mm

$ 184.78

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27.61ct Medium Brown Moonstone, Oval, Opaque

22.3 x 16.1 mm

$ 72.89

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26.47ct Light Teal Aquamarine, Oval, Transparent

23.8 x 16.6 mm

$ 132.23

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45.27ct Multicolor Agate, Oval, Opaque

30 x 22 mm (calibrated)

$ 24.45

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63.42ct Multicolor Rhodonite, Fancy, Opaque

25.7 x 22.9 mm

$ 70.02

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48.09ct Medium Green Uvarovite Garnet Drusy, Fancy, Opaque

33.7 x 24.4 mm

$ 72.14

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24.06ct Dark Red Ruby, Cushion, VS

15 x 15 mm (calibrated)

$ 1,203.00

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54.44ct Bumblebee Yellow Quartz, Oval, IF

24.9 x 20.5 mm

$ 84.07

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6.31ct Medium Bluish Green Grandidierite, Oval, SI-I1

13 x 11 mm (calibrated)

$ 341.50

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56.79ct Multicolor Rainbow Pyrite, Fancy, Opaque

34.8 x 17.6 mm

$ 177.18

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23.05ct Reddish Purple Star Ruby, Oval, Opaque

18.5 x 15.6 mm

$ 304.26

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76.12ct Multicolor Jasper, Pear Shape, Translucent

41.4 x 34.5 mm

$ 73.08

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115.20ct Maya Blue Aquamarine, Pear Shape, Translucent

39.4 x 30.3 mm

$ 691.56

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10.69ct Light Grey Star Sapphire, Oval, Opaque

11.7 x 11.1 mm

$ 448.98

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24.29ct Medium-Dark Purple Star Ruby, Oval, Opaque

17.9 x 15.4 mm

$ 320.63

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42.52ct Black with Blue Sparkle Nuummite, Oval, Opaque

27.7 x 25.4 mm

$ 178.67

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29.27ct Baby Blue Aquamarine, Pear Shape, Transparent

27 x 20 mm (calibrated)

$ 146.20

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6.06ct Earthy Green Sapphire, Oval, VVS

12 x 10 mm (calibrated)

$ 3,993.00

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7.33ct Light Green Blue Grandidierite, Emerald Cut, SI-I1

16 x 9 mm

$ 290.27

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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

GemSelect offers excellent choices, prices & service- highly recommended! Unfortunately, prior to ordering a replacement gemstone, my jeweler neglected to mention it needed to be one that was a'cushion cuta' to fit the existing mount. Have yet to return/exchangea'

Posted By CJ in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

IT WAS GREAT SIMPLE I WAS ABLE TO MAKE AN ACCOUNT EASY AND WAS ABLE TO FAVORITE ALL OF MY FINAL SELECTED GEMS, I JUST LOVE IT.

Posted By YE in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.

Posted By Sal in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great website, easy to navigate, and loads quickly. Have bought here before, very pleased!

Posted By SallyO in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect is always my first choice for purchasing gemstones. The fact that the gems are always exactly as described and pictured on the website has earned my trust many times over. Even when I don't buy, I still love browsing all the beautiful stones. My new favorites are the bright green Tsavorites!

Posted By Lkcisneros in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

The purchasing process is fairly quick and straightforward and for me user friendly so it probably took more or less than 3 minutes to purchase and pay for the items. I wish there was a discount offer for multiple items to encourage us buyers to purchase more an incentive and add more sales in your end. Besides that, it's been a great purchasing experience and will continue to shop as I am a repeat customer and have bought from your store many times before. Thank you.

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