Gemstone

Amethyst Fantasy Cushion Cut 20.59 Ct – Natural Purple Quartz

$299.00
USD · One stone available
20.59 Ct. Cushion 16.3x20.5x10.8 mm None Detected

This impressive 20.59 carat natural amethyst displays an attractive medium purple color with lighter lavender flashes throughout the stone. Its distinctive fantasy-style cushion cut creates an intricate geometric pattern that gives the gemstone a unique appearance and excellent visual presence.

The combination of substantial size, purple coloration, and unusual faceting makes this amethyst an excellent choice for a statement pendant, collector gemstone, or one-of-a-kind custom jewelry design.

Gemstone Details:

  • Gemstone: Amethyst
  • Species: Quartz
  • Weight: 20.59 Carats
  • Shape: Cushion Cut
  • Cut Style: Fantasy / Modified Faceted
  • Dimensions: 16.3 x 20.5 x 10.8 mm
  • Color: Medium Purple with Lavender Highlights
  • Clarity: Eye Clean – minor natural characteristics may be visible under close inspection
  • Origin: Unknown
  • Treatment: None Detected

Create a One-of-a-Kind Piece… This large fantasy-cut amethyst is an excellent choice for a custom statement pendant or other unique jewelry design. Contact us to get started with a custom jewelry design.

Only 1 available — this exact stone ships to you
Qty
Amethyst Fantasy Cushion Cut 20.59 Ct – Natural Purple Quartz
GIA Graduate Gemologist
Every stone personally verified
Individual Photography
The exact stone you receive
Fully Disclosed
Treatments always stated
14-Day Returns
Unused & unaltered
Ships in 5–6 business days · Free shipping on this order (over $200+) · U.S. based, Columbus, Ohio
Stone Details

Full Gemological Specifications

Complete, fully disclosed information — exactly as graded and identified by our GIA Graduate Gemologist.

QUA-0028 · Gemological Data Fully Disclosed
Species
Quartz
Variety
Amethyst
Carat Weight
20.59 Ct.
Dimensions
16.3x20.5x10.8 mm
Shape / Cut
Cushion
Color
Medium Purple with Lavender Highlights
Clarity
Eye clean with minor natural inclusions visible under close inspection.
Transparency
Transparent
Stone Form
Faceted
Origin
Unknown
Suitable for Jewelry
Yes
Treatment
None Detected
Treatment Disclosure
No indications of treatment detected.
No. of Pieces
1
Notes
Large fantasy-cut amethyst featuring an intricate geometric faceting pattern and medium purple color.
Customer Reviews

Real experiences from our customers

5.0 / 5.0
5.0
Based on customer reviews
5 / 5

My sisters and I love how special it is to have necklaces that match our mom's birthstones. We worked with Jeremiah to create custom pieces for all three of us. They came out beautiful and are so meaningful to us.

Katie R.
Custom Design Experience
5 / 5

I received a lovely compliment on my necklace at card club yesterday and was so pleased to share that I had it custom-made through French Cut Gems. The whole experience was wonderful.

Loretta S.
Custom Jewelry Client
5 / 5

I bought a birthstone pendant for my wife and couldn't be happier. The stone was exactly as described and the quality exceeded my expectations. Will definitely shop here again.

John R.
Custom Jewelry Client
FAQ

Frequently Asked Questions

Everything you need to know before you buy. More questions? Contact us.

Yes. All gemstones are natural unless clearly stated otherwise. Any known treatments are fully disclosed in each listing.

Every gemstone is personally sourced and evaluated by a GIA Graduate Gemologist to ensure quality, accuracy, and honest representation.

Yes. All photos and videos show the actual gemstone you will receive. We strive to represent each stone accurately using neutral lighting, though slight color differences may occur due to screen settings.

Orders are processed within 1–3 business days after payment is received. Custom requests or special packaging may require additional time. We ship via USPS, UPS, or FedEx — all orders include tracking and insurance.

Free U.S. shipping is available on orders over $200 USD. Orders over $500 USD may require signature confirmation to ensure safe delivery.

Returns are accepted within the timeframe outlined in our Return Policy, provided the gemstone is returned in its original condition.

Yes. International shipping is available. Buyers are responsible for any customs duties or import taxes, and delivery times may vary due to customs processing.

From the April - Diamond Collection

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