X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

18.54 ct Black Tourmaline Gemstone, Tourmaline Gem in Octagon Step Cut Shape for Sale.
Photos are of Actual Product for Sale
18.54 ct Black Tourmaline Stone, Natural Tourmaline in Octagon Step Cut Shape for Sale Tourmaline Gemstone in 26.6 x 9.6 mm Size for Sale, Tourmaline Stone in Schorl Color

18.54ct Natural Schorl Tourmaline, Octagon / Emerald Cut, Opaque

9.2 out of 10
See Bizrate Ratings for GemSelect
Tourmaline Product ID: 701759
Type: Tourmaline
Tourmaline Weight: 18.54 ct Tourmaline 1 gem
Tourmaline Size: mm calibrated Tourmaline
Tourmaline Size: 26.6 x 9.6 x 7.5 mm Tourmaline
Tourmaline Exact Size: 26.60 x 9.61 x 7.48 mm
Length x Width x Depth
Tourmaline Shape: Octagon Step Cut Tourmaline
Tourmaline Color: Schorl Tourmaline
Tourmaline Clarity: Opaque Tourmaline
Tourmaline Treatment: Untreated
Tourmaline Origin: Mozambique Tourmaline
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

$
111.24
Item in Stock
Certified Gemstones

RISK FREE

30 DAY RETURN MONEY BACK GUARANTEE

100%

FULLY GUARANTEED

Product Description

This is a 18.54 carat natural schorl Tourmaline gem, 1 pc in octagon / emerald cut shape with an exact size of 26.60 x 9.61 x 7.48 mm. This loose Tourmaline gemstone was mined in Mozambique and its clarity is Opaque. No treatment has been applied on this natural Tourmaline stone

GemSelect Policies

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 9 star ratings

I think therea's no problem

Posted By Napoleon in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I'm happy.

Posted By Ray in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Nice website I just don't know much about the quality until I receive the stone.

Posted By Becky in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

My experience was done with ease

Posted By Barb in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 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 $ 62.00
Turnaround Time: 8-12 working days Details
Enlarged Gemstone Image