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Home Gemstones Capricorn Birthstones

Capricorn Birthstones and Zodiac Gemstones

Shop natural loose gemstones associated with the Capricorn zodiac sign, from classic garnet to bold, grounding gems for custom rings, pendants and meaningful birthstone jewelry.

Capricorn Birthstones Weight
Capricorn Birthstones Size
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Capricorn Birthstones Treatment

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Black Capricorn Birthstones
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1.17ct Red Pyrope Garnet, Marquise, VVS-VS

10 x 5 mm (calibrated)

$ 10.26

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7.27ct Brown Smoky Quartz, Round, VVS-VS

13 mm (calibrated)

$ 11.95

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4.76ct Brown Smoky Quartz, Oval, VVS-VS

16 x 8 mm (calibrated)

$ 19.97

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2.19ct Red Ruby, Oval, VS-SI

8 x 6 mm (calibrated)

$ 196.31

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0.62ct Red Ruby, Pear Shape, VS-SI

5.8 x 4.2 mm

$ 55.58

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2.64ct Green Agate, Oval, Translucent

10 x 8.6 mm

$ 4.34

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6.28ct Brown Smoky Quartz, Pear Shape, VVS

15.1 x 11 mm

$ 12.51

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2.00ct Red Almandine Garnet, Oval, VVS-VS

9 x 7 mm (calibrated)

$ 74.70

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0.92ct Brown Smoky Quartz, Emerald Cut, VVS

9.7 x 4.1 mm

$ 6.42

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1.02ct Orange Hessonite Garnet, Round, VVS-VS

6 mm (calibrated)

$ 15.59

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1.17ct Orange Hessonite Garnet, Oval, VVS-VS

7.2 x 5.9 mm

$ 23.31

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2.13ct Red Almandine Garnet, Oval, VS

9 x 7 mm (calibrated)

$ 79.56

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0.30ct Red Ruby, Round, VS-SI

4 mm (calibrated)

$ 107.42

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0.37ct Orange Spessartite Garnet, Oval, VS-SI

4.4 x 3.5 mm

$ 12.90

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4.47ct Yellow Agate, Oval, Translucent

12 x 10 mm (calibrated)

$ 7.34

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2.00ct Orange Hessonite Garnet, Emerald Cut, VS-SI

8 x 6 mm (calibrated)

$ 33.40

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1.02ct Red Ruby, Oval, VS

7 x 5 mm (calibrated)

$ 71.11

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1.33ct Orange Hessonite Garnet, Oval, VS

7.4 x 6.1 mm

$ 26.49

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55.46ct Green Uvarovite Garnet Drusy, Fancy, Opaque

37.6 x 26 mm

$ 82.86

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24.26ct Multicolor Agate, Oval, Opaque

17.6 x 15.7 mm

$ 24.16

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3.92ct Green Agate, Oval, Translucent

10.4 x 8.2 mm

$ 3.87

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5.19ct Brown Smoky Quartz, Round, VVS-VS

12 mm (calibrated)

$ 8.53

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3.44ct Red Almandine Garnet, Emerald Cut, VVS-VS

11.8 x 6.9 mm

$ 99.93

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8.61ct Brown Smoky Quartz, Emerald Cut, VVS

13 x 13 mm (calibrated)

$ 16.88

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Why Buy Capricorn Birthstones from GemSelect?

Shop Gemstones for the Capricorn Zodiac Sign

Capricorn is traditionally linked with practical style, endurance and understated strength. Loose Capricorn birthstones are a popular choice for personalized jewelry, zodiac gifts and custom designs that feel both symbolic and wearable.

Many shoppers choose Capricorn gemstones by zodiac association, birth month, color preference or jewelry purpose. Whether you prefer a deep red center stone, a dark accent gem or a clean calibrated shape, this category helps you browse natural loose gems suited to Capricorn-inspired designs.

Popular Capricorn Birthstone Choices

Garnet is one of the best-known stones for Capricorn, especially because many Capricorns are born in January. Its rich red tones are widely used in rings, earrings and pendants, and it is a versatile option for both traditional and modern birthstone jewelry.

Other gemstones often associated with Capricorn include onyx, ruby, smoky quartz, sapphire and turquoise. These gems offer different looks, from sleek black and earthy brown to vivid red, blue or greenish-blue, giving you flexibility when creating a zodiac piece with personal meaning.

Loose Capricorn birthstones and zodiac gemstones

Choosing Loose Capricorn Gemstones

When selecting a Capricorn birthstone, consider the color, shape, size and setting style you want. Oval, round, pear and cushion cuts are popular for pendants and rings, while calibrated stones can be helpful for matching existing jewelry settings.

For everyday jewelry, review each gemstone’s product details carefully, including measurements, clarity notes and any listed care information. Natural gemstones vary from stone to stone, so comparing individual gems is the best way to find the right match for your design.

Meaningful Jewelry and Zodiac Gifts

Capricorn birthstones make thoughtful gifts for birthdays, milestone occasions and astrology-inspired jewelry. A loose gemstone allows the recipient or jeweler to create a custom piece rather than choosing a finished design off the shelf.

These stones can also be combined with diamonds, white sapphire, spinel or other accent gems to create a personalized zodiac ring, necklace or pair of earrings. Choose a gemstone that reflects the wearer’s taste first, then let the Capricorn symbolism add an extra layer of meaning.

Capricorn Birthstone FAQs

What is the main birthstone for Capricorn?

Garnet is commonly associated with Capricorn, especially for Capricorns born in January. December-born Capricorns may also consider traditional December birthstones, depending on personal preference.

Which gemstones are associated with Capricorn?

Popular Capricorn-associated gemstones include garnet, onyx, ruby, smoky quartz, sapphire and turquoise. Associations can vary by tradition, so many customers choose the stone that best fits their color and jewelry style.

Are these loose gemstones suitable for custom jewelry?

Yes, loose gemstones are ideal for custom rings, pendants, earrings and other personalized designs. Always check the individual stone’s size, shape and product details to make sure it suits your intended setting.

How do I choose a Capricorn gemstone as a gift?

Start with the recipient’s favorite colors and the type of jewelry they wear most. Garnet is a classic Capricorn choice, while darker or earth-toned gems can create a subtle zodiac-inspired look.

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

Although the stones are smaller than I thought, I really don't think in millimeters, they are perfect. I plan to put one into a ring and the other into a necklace. Ordering was easy, contact kept me aware of how shipping was going, and delivery was sooner than expected. The quality of stones I have ordered in the past and this recent order is outstanding and stones I will be proud to wear.

Posted By Ktreva52 in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

There is NOPLACE else I'd rather buy gemstones. Every single aspect exceeds expectations

Posted By Tabsatx in August, 2026
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Overall Rating -> 10 star ratings

Very good

Posted By Ceil in May, 2026
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Overall Rating -> 10 star ratings

Always get a nice gemstone. Just like the picture. Never disappointed

Posted By Ron T in June, 2026
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Overall Rating -> 10 star ratings

Great experience. I can't wait to explore on the website further.

Posted By Kymmie in September, 2025
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Overall Rating -> 10 star ratings

It was all good

Posted By Debsarabs in February, 2026
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