X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

3.88 ct Black Star Sapphire Gemstone, Star Sapphire Gem in Oval Cabochon Shape for Sale.
Photos are of Actual Product for Sale
3.88 ct Black Star Sapphire Stone, Natural Star Sapphire in Oval Cabochon Shape for Sale Star Sapphire Gemstone in 9.9 x 7.5 mm Size for Sale, Star Sapphire Stone in Black Color

3.88ct Natural Black Star Sapphire, Oval Cut, 9.9x7.5 mm

9.6 out of 10
See Bizrate Ratings for GemSelect
Product ID: 683541
Type: Star Sapphire
Weight: 3.88 ct 1 gem
Size: mm calibrated
Size: 9.9 x 7.5 x 4.3 mm
Exact Size: 9.94 x 7.45 x 4.27 mm
Length x Width x Depth
Shape: Oval Cabochon
Color: Black
Clarity: Opaque
Treatment: Heated
Origin: Thailand / Kanchanaburi
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

$
83.81
Item in Stock
Certified Gemstones

RISK FREE

30 DAY RETURN MONEY BACK GUARANTEE

100%

FULLY GUARANTEED

Product Description

This is a 3.88 carat natural black Star Sapphire gem, 1 pc in oval shape with an exact size of 9.94 x 7.45 x 4.27 mm. This loose Star Sapphire gemstone was mined in Thailand and its clarity is Opaque. This natural Star Sapphire has been heated to enhance its vivid color.

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 website, easy to navigate, and loads quickly. Have bought here before, very pleased!

Posted By SallyO in February, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

I was looking for a small gift for a friend- the process is the same as every other time and was very simple, and she even got her gift early! On the downside, there's no way to easily keep track of multiple Shipping Addresses, so if I want to send a gift to Friend A and to Friend B, I have to overwrite everything and it's a fair bit clunky in that regard.

Posted By Jezzi in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love the site, the experience and the products.

Posted By Ckingpots in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great! Affordable

Posted By Spinellope in April, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic 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