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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
Huge Gemstones Clarity
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Size Explained

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For Example: 6-7
For Example: 8-9
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Turquoise Huge Gemstones
Violet Huge Gemstones
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Yellow Huge Gemstones
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21.26ct Black Onyx, Pear Shape, Opaque

25 x 18 mm (calibrated)

$ 21.17

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68.19ct Red Star Garnet, Oval, Opaque

24.4 x 21.4 mm

$ 56.03

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34.98ct Brown Tiger'S Eye, Oval, Opaque

29.7 x 18.7 mm

$ 19.16

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56.72ct Multicolor Rhodonite, Pear Shape, Opaque

38.1 x 23.4 mm

$ 56.49

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36.03ct Purple Star Ruby, Oval, Opaque

18.5 x 16.9 mm

$ 473.70

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22.64ct Green Opal, Oval, Opaque

24.8 x 13.7 mm

$ 48.49

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15.33ct Black Tourmaline, Oval, Opaque

16.8 x 14.2 mm

$ 76.34

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26.91ct White Howlite, Oval, Opaque

26.3 x 19.1 mm

$ 12.87

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39.41ct Pink Rose Quartz, Oval, Transparent/Translucent

22.3 x 20.6 mm

$ 56.12

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8.92ct Turquoise Grandidierite, Oval, Translucent

15 x 10.8 mm

$ 256.83

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25.06ct Multicolor Agate, Oval, Opaque

20.1 x 17.1 mm

$ 42.43

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27.66ct Red Star Garnet, Oval, Opaque

17.9 x 14.2 mm

$ 27.27

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27.83ct Brown Moonstone, Oval, Translucent

25 x 18 mm (calibrated)

$ 60.99

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25.89ct Purple Star Ruby, Oval, Opaque

17.9 x 15 mm

$ 340.38

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4.89ct Turquoise Grandidierite, Oval, Translucent

11.4 x 9.6 mm

$ 535.75

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105.24ct Violet Amethyst, Oval, IF

37.4 x 26.9 mm

$ 735.83

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25.95ct Yellow Calcite, Pear Shape, Translucent

37.9 x 18.1 mm

$ 17.84

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29.99ct Multicolor Jasper, Oval, Opaque

33.3 x 22.1 mm

$ 32.86

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37.20ct Green Uvarovite Garnet Drusy, Fancy, Opaque

26.5 x 18.5 mm

$ 55.58

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92.12ct Multicolor Rhodonite, Round, Opaque

36.5 mm

$ 53.22

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20.65ct Multicolor Ammolite, Fancy, Opaque

22.2 x 18.3 mm

$ 226.24

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78.55ct Green Uvarovite Garnet Drusy, Fancy, Opaque

41.5 x 28.5 mm

$ 117.36

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11.22ct Red Ruby, Oval, VS

14 x 12 mm (calibrated)

$ 1,117.51

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19.45ct Black Tourmaline, Cushion, Opaque

17.4 x 14.9 mm

$ 69.16

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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

My current project is something BLUE . Opal earrings with matching tennis bracelet for her wedding. The opals and sixty two sapphires VVS & VS are AMAZINGLY BEAUTIFUL. The private jewelers were impressed by the clarity and inclusion free of the sapphires . I want to say thank you for the High quality sapphires that I purchased for my daughtera's wedding.

Posted By My real name Dean or Wandering about in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My experience was done with ease

Posted By Barb in October, 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 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 -> 9 star ratings

Very easy to navigate with a great selection.

Posted By Bar181 in August, 2025
Source: Bizrate
Enlarged Gemstone Image