X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

11.73 ct Black Tourmaline Gemstone, Tourmaline Gem in Octagon Step Cut Shape for Sale.
Photos are of Actual Product for Sale
11.73 ct Black Tourmaline Stone, Natural Tourmaline in Octagon Step Cut Shape for Sale Tourmaline Gemstone in 16.3 x 10.3 mm Size for Sale, Tourmaline Stone in Schorl Color

11.73ct Natural Schorl Tourmaline, Octagon / Emerald Cut, Opaque

9.2 out of 10
See Bizrate Ratings for GemSelect
Tourmaline Product ID: 668446
Type: Tourmaline
Tourmaline Weight: 11.73 ct Tourmaline 1 gem
Tourmaline Size: mm calibrated Tourmaline
Tourmaline Size: 16.3 x 10.3 x 7.8 mm Tourmaline
Tourmaline Exact Size: 16.27 x 10.28 x 7.84 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

$
70.38
Item in Stock
Certified Gemstones

RISK FREE

30 DAY RETURN MONEY BACK GUARANTEE

100%

FULLY GUARANTEED

Product Description

This is a 11.73 carat natural schorl Tourmaline gem, 1 pc in octagon / emerald cut shape with an exact size of 16.27 x 10.28 x 7.84 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 -> 10 star ratings

Very large selection from affordable to high end I will be coming back to shop again!

Posted By GreenGator in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

The checkout said the my ccv was invalid. i had to use another card.

Posted By Ron in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was my second time so I understand what it is to do

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Everything was great, website user friendly, quality amazing, communication amazing, delivery amazing, everything was as expected, they done what they said they would, overall experience was amazing.

Posted By Jac in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

the selection is good as are the prices

Posted By Old man in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 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