X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

Concave Cut Gemstones

Explore our selection of concave cut gemstones featuring innovative faceting that enhances brilliance and visual depth.

Concave Cuts Weight
Concave Cuts Size
Concave Cuts Clarity
Concave Cuts Price
Concave Cuts Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color Concave Cuts
Black
Blue Concave Cuts
Brown Concave Cuts
Golden Concave Cuts
Gray
Green Concave Cuts
Multicolor Concave Cuts
Orange Concave Cuts
Pink Concave Cuts
Purple
Red Concave Cuts
Turquoise
Violet Concave Cuts
White
Yellow Concave Cuts
Single
Pairs
Lots
Faceted
Cabochons
Clear All

4.96ct Multicolor Blue Mystic Quartz, Pear Shape, VVS-VS

14 x 10 mm (calibrated)

$ 17.86

View Details

5.26ct Medium Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 25.48

View Details

4.78ctw Multicolor Blue Mystic Quartz, Round, VVS-VS

9 mm (calibrated)

$ 34.42

View Details

5.20ct Medium Yellow Quartz, Round, VVS-VS

12 mm (calibrated)

$ 34.32

View Details

48.61ct Deep Purplish Violet Amethyst, Heart, VVS

24.1 x 23.2 mm

$ 466.66

View Details

46.00ct Light-Medium Violet Amethyst, Pear Shape, VVS

32.8 x 22.6 mm

$ 441.60

View Details

6.10ct Lemon Yellow Quartz, Round, Transparent

12 mm (calibrated)

$ 29.15

View Details

5.79ct Medium-Light Yellow Quartz, Emerald Cut, VVS

12.2 x 2.2 mm

$ 28.13

View Details

3.49ct Medium Gold Zircon, Pear Shape, VVS-VS

10.7 x 7.1 mm

$ 244.30

View Details

5.48ct Multicolor Mystic Quartz, Round, VVS-VS

12 mm (calibrated)

$ 19.73

View Details

70.80ct Deep Purplish Violet Amethyst, Pear Shape, VVS

30.5 x 29.9 mm

$ 679.68

View Details

5.99ct Lemon Yellow Quartz, Emerald Cut, VVS

12 x 12 mm (calibrated)

$ 29.02

View Details

5.17ct Light Greenish Yellow Quartz, Round, Transparent

12 mm (calibrated)

$ 24.71

View Details

9.90ct Medium Yellow Quartz, Emerald Cut, VVS

16 x 12 mm (calibrated)

$ 47.44

View Details

5.24ct Light Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 25.38

View Details

10.25ctw Medium-Light Brown Smoky Quartz, Round, VS

12 mm (calibrated)

$ 40.60

View Details

5.24ct Multicolor Blue Mystic Quartz, Round, VVS-VS

12 mm (calibrated)

$ 18.86

View Details

1.76ct Multicolor Blue Mystic Quartz, Round, VS

8 mm (calibrated)

$ 6.34

View Details

1.02ct Multicolor Mystic Quartz, Trillion, VS

7 x 7 mm (calibrated)

$ 7.34

View Details

5.42ct Medium Yellow Quartz, Round, VVS

12 mm (calibrated)

$ 35.77

View Details

7.86ct Medium Yellow Quartz, Emerald Cut, VVS

14 x 14 mm (calibrated)

$ 38.17

View Details

2.62ct Medium Yellow Quartz, Marquise, VVS

13.2 x 8 mm

$ 13.87

View Details

7.59ctw Greenish Yellow Quartz, Trillion, VVS-VS

12 x 12 mm (calibrated)

$ 36.37

View Details

4.92ctw Multicolor Blue Mystic Quartz, Round, VVS-VS

9 mm (calibrated)

$ 35.42

View Details

Why Buy Concave Cuts from GemSelect?

What Are Concave Cut Gemstones?

Concave cut gemstones feature curved facets carved into the surface of the stone rather than flat facets. This advanced cutting technique creates a distinctive optical effect that increases brilliance, depth, and sparkle, giving each gemstone a unique appearance compared to traditional faceted cuts.

Innovative Gemstone Faceting

The concave cutting style requires specialized equipment and expert craftsmanship. By shaping curved facets, gem cutters can enhance light reflection inside the gemstone, producing a dynamic and eye-catching visual effect that is highly sought after by collectors and jewelry designers.

Loose Concave Cut Gemstones for Jewelry

Concave Cut Gems for Jewelry

Concave cut gemstones are perfect for distinctive jewelry designs. Their unique faceting adds extra brilliance to rings, pendants, and earrings, making them a popular choice for custom jewelry where individuality and visual impact are important.

Wide Variety of Concave Cut Stones

Many different gem types can be cut with concave faceting, including quartz, topaz, amethyst, citrine, and other transparent stones. This cutting style works especially well with gems that have excellent clarity, allowing light to interact beautifully with the curved facets.

Unique Optical Effects

The curved facets of concave cut gemstones create fascinating optical effects such as increased sparkle, internal reflections, and a sense of depth within the gem. These visual qualities make concave cut gems stand out compared to traditional step or brilliant cuts.

Loose Concave Cut Gemstones

Buying loose concave cut gemstones allows jewelers and collectors to select the perfect stone for custom designs. At GemSelect, each gemstone is photographed individually so you can clearly see its unique faceting and brilliance.

Natural Gemstones with Expert Cutting

Our concave cut gemstones are natural stones that have been expertly faceted to maximize their beauty. Any gemstone treatments are fully disclosed, ensuring transparency and confidence when purchasing from GemSelect.

Learn more about gemstone cuts and faceting styles on our Concave Cut Information Page.

FAQs

What is a concave cut gemstone?

A concave cut gemstone is faceted with curved surfaces instead of flat facets. This cutting technique enhances light reflection, producing exceptional sparkle and unique optical depth.

Are concave cut gemstones natural?

Yes, the gemstones themselves are natural. The concave cut refers to the faceting style used by gem cutters to enhance the stone’s brilliance and visual effects.

Which gemstones are commonly concave cut?

Quartz varieties such as amethyst, citrine, and smoky quartz are often concave cut, but other transparent gemstones like topaz and garnet can also be cut using this technique.

Why are concave cut gemstones special?

Concave cut gemstones stand out because their curved facets create stronger internal reflections and increased brilliance compared to standard faceting styles.

Are concave cut gems good for jewelry?

Yes, concave cut gems are excellent for jewelry, especially statement rings and pendants where their unique sparkle and visual depth can be fully appreciated.

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

selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I was able to find what I wanted very easily!

Posted By Lenny in January, 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

Overall Rating -> 10 star ratings

Great prices!!! High quality gemstones.

Posted By Ricky in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
Source: Bizrate
Enlarged Gemstone Image