X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

6.70 ct Black Nuummite Gemstone, Nuummite Gem in Oval Cabochon Shape for Sale.
Photos are of Actual Product for Sale
6.70 ct Black Nuummite Stone, Natural Nuummite in Oval Cabochon Shape for Sale Nuummite Gemstone in 14 x 12 mm (calibrated) Size for Sale, Nuummite Stone in Black with Blue Sparkle Color

6.70ct Black with Blue Sparkle Nuummite, Oval Cut, 13.5x12.1 mm

9.6 out of 10
See Bizrate Ratings for GemSelect
Product ID: 645536
Type: Nuummite
Weight: 6.70 ct 1 gem
Size: 14 x 12 mm calibrated
Size: 13.5 x 12.1 x 4.8 mm
Exact Size: 13.53 x 12.13 x 4.83 mm
Length x Width x Depth
Shape: Oval Cabochon
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

$
33.12
Item in Stock
Certified Gemstones

RISK FREE

30 DAY RETURN MONEY BACK GUARANTEE

100%

FULLY GUARANTEED

Product Description

This is a 6.70 carat natural black with blue sparkle Nuummite gem, 1 pc in oval shape with an exact size of 13.53 x 12.13 x 4.83 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

I feel Gemselect is a trustworthy company to buy from

Posted By Becky in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well

Posted By Marti in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have been very happy with my prior purchases and enjoy the website experience.

Posted By Trouble in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

On the clarity options it goes "and better" so if youre looking for si specifically and you click si and better it still shows you basically everything. It just removes the opaques. Itd be nice if it was vs only, vss only, si only, etc

Posted By Iamnotakrustykrab in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very neat and to the point

Posted By Botha in March, 2026
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