• Lab Gemstone - Ruby - Round
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Lab Gemstone - Ruby - Round

Lab Gemstone - Ruby - Round

LAB-301

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Made in China

$6.50 USD
$6.50 USD
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Lab Gemstone - Ruby

Our lab created gemstones are as beautiful as natural stones. These high quality stones are precision cut and perfect for any setting, or to embed directly into metal clay.

Available in a variety of shapes, sizes and colors, get the sparkle and shine of natural stones with these beautiful, affordable gemstones

Lab created gemstones are more affordable than natural stones, and unlike natural stones, they have no flaws.

Click here for our Gemstone Firing Guide, a comprehensive list of gemstones, firing times and the temperatures each can withstand.

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See this Product in the Learning Center!

  • Bezel Stacked Ring by Matt Breunig

    Bezel Stacked Ring by Matt Breunig

    In this video, learn how to create a bezel stacked ring using 14 gauge sterling silver wire and tubing. After creating the bezel from tubing, Matt sets the stone with...

    Bezel Stacked Ring by Matt Breunig

    In this video, learn how to create a bezel stacked ring using 14 gauge sterling silver wire and tubing. After creating the bezel from tubing, Matt sets the stone with...

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Overall rating: 4.9130435 / 5 from 23 reviews.

AI Generated Review Summary

Lab Gemstone - Ruby - Round offers vibrant, precision-cut stones that maintain their color in metal clays. Customers appreciate their beauty, affordability, and lack of flaws compared to natural stones.

Summary topics

  • Vibrancy in Metal Clays: 43%
  • Color Vibrancy: 48%
  • Versatility and Ease of Setting: 15%

Review topics: ["color","quality","size","stones","gemstones","pink","problem","look","fire","round","gems"].

Review highlights

  • "The stones look awesome in my art clay pieces and maintain their vibrant color." — Dee
  • "I love the gemstones at Cool Tools and their firing guide is indespensible." — Katherine R.
  • "Stones are a beautiful ruby color and size is calibrated accurately." — Bretta B.

Reviews

Beautiful!!

"These tiny gems are so beautiful! I haven't used them yet but I bought them to embed in some silver clay pieces; fingers crossed they will continue to look as pretty after firing them!"

— Rini E. (5/5)

These fire in the kiln

"These fire in the kiln at high temp beautifully. I love these & I will be buying more in the future!"

— Monica W. (5/5)

Love these stones! Nice color

"Love these stones! Nice color and fired beautifully!"

— Linda H. (5/5)

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— Jane H. (5/5)

Great quality, always reliable color

"Clients love these stones. I have no issues working with them."

— Caitlin M. (5/5)

Lab Gemstone - Ruby

"These lab stones are beautiful! I can't wait to use them in my next project."

— Carol S. (5/5)

Lab Gemstone - Ruby

"These lab stones are beautiful! I can't wait to use them in my next project."

— Carol S. (5/5)

Good quality, holds color when fired

"A rich lovely color. Will be back when I need more. I'm pleased."

— Cinbklyn (5/5)

Lab Gemstone - Ruby - Round

"The little stones fired without problem in Hadar's Brilliant Bronze Clay at 1480 for 2 hours. No problem or color change. Perfect for my client. Thanks Cool Tool!!"

— Andi A. (5/5)

great product

"good quality, beautiful color, fires well"

— Celia C. (5/5)

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