X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

66.26 ct Black Nuummite Gemstone, Nuummite Gem in Round Checkerboard Shape for Sale.
Photos are of Actual Product for Sale
66.26 ct Black Nuummite Stone, Natural Nuummite in Round Checkerboard Shape for Sale Nuummite Gemstone in 28.5 mm Size for Sale, Nuummite Stone in Black with Blue Sparkle Color

66.26ct Natural Black Nuummite, Round Cut, 28.51 mm

9.7 out of 10
See Bizrate Ratings for GemSelect
Product ID: 521051
Type: Nuummite
Weight: 66.26 ct 1 gem
Size: mm calibrated
Size: 28.5 mm
Exact Size: 28.51 x 11.29 mm
Diameter x Depth
Shape: Round Checkerboard
Color: Black with Blue Sparkle
Clarity: Opaque
Treatment: Untreated
Origin: India
Content: 1 pc
Certificate Options

Checking all Boxes

  • Natural certified gemstones

    Gemstone Laboratories
  • Accept Credit, Debit Card and PayPal

    Payment Options
  • Worldwide shipping

    Shipping Options
  • 30-day risk free return policy

$
334.10
Item in Stock
Certified Gemstones

RISK FREE

30 DAY RETURN MONEY BACK GUARANTEE

100%

FULLY GUARANTEED

Product Description

This is a 66.26 carat natural black with blue sparkle Nuummite gem, 1 pc in round shape with an exact size of 28.51 mm x 11.29 mm . This loose Nuummite gemstone was mined in India and its clarity is Opaque. No treatment has been applied on this natural Nuummite stone

Policies

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

Great site for finding specific stones and sizes for individual pieces of jewelry

Posted By Designer in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

overall great

Posted By SR in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I needed a very specific color of tourmaline and Gem Select had it. I had to get the client to agree and then ordered the stone. It arrived better than pictured and we all were very happy.

Posted By Tim W in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I loved it! Extensive inventory, great prices, I definitely will be buying from here again!

Posted By Lex in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
Source: Bizrate
Download Identification Report PDF
BGL Brief Report $ 18.00
Turnaround Time: 3-4 working days Details
AIG Brief Report $ 35.00
Turnaround Time: 5-10 working days Details
ICA Brief Report $ 90.00
Turnaround Time: 8-12 working days Details
Enlarged Gemstone Image