Natural Smoky Quartz 310.92 Carat Marquise Cut Certified Loose Gemstone | Transparent Greyish Brown Quartz

$2,200.00

Own this magnificent Natural Smoky Quartz weighing 310.92 carats, featuring a striking greyish brown color and a unique marquise shape with a Fancy cut. Its exceptional transparency and impressive size make it an excellent choice for custom jewelry, gemstone collections, and luxury display pieces. Certified by ICA GemLab for authenticity.

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Discover the natural elegance of this Natural Smoky Quartz, a remarkable 310.92-carat loose gemstone renowned for its warm greyish brown color and exceptional clarity. Expertly crafted into a graceful marquise shape with a Fancy cut, this gemstone showcases impressive brilliance and a distinctive appearance that makes it ideal for high-end jewelry designs and premium gemstone collections.

Measuring 55.37 × 38.90 × 34.18 mm, this transparent Smoky Quartz is perfectly suited for statement pendants, bespoke rings, luxury necklaces, and collector displays. Its generous size and refined craftsmanship make it a standout addition to any fine gemstone collection.

Whether you’re a jewelry designer, gemstone collector, or investor, this certified Natural Smoky Quartz offers exceptional beauty, quality, and enduring appeal.

Product Specifications

  • Gemstone: Natural Smoky Quartz
  • Species: Natural Quartz
  • Weight: 310.92 Carats
  • Shape: Marquise
  • Cut: Fancy
  • Color: Greyish Brown
  • Transparency: Transparent
  • Dimensions: 55.37 × 38.90 × 34.18 mm
  • Treatment: Heated
  • Phenomena: None
  • Certification: ICA GemLab Certified
  • Type: Natural Loose Gemstone
Gemstone

Natural Smoky Quartz

Species

Natural Quartz

Weight

310.92 Cts

Shape

Marquise

Cut

Fancy

Color

Greyish Brown

Transparency

Transparent

Dimensions

55.37*38.90*34.18 mm

Treatment

Heated

Certification

ICA Gem Lab Certified

Type

Natural Loose Gemstone

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whatsapp image 2026 07 30 at 11.59.55 pmNatural Smoky Quartz 310.92 Carat Marquise Cut Certified Loose Gemstone | Transparent Greyish Brown Quartz
$2,200.00
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