X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

4.08 ct Black Star Sapphire Gemstone, Star Sapphire Gem in Oval Cabochon Shape for Sale.
Photos are of Actual Product for Sale
4.08 ct Black Star Sapphire Stone, Natural Star Sapphire in Oval Cabochon Shape for Sale Star Sapphire Gemstone in 10 x 8 mm (calibrated) Size for Sale, Star Sapphire Stone in Black Color

4.08ct Natural Black Star Sapphire, Oval, Opaque

9.2 out of 10
See Bizrate Ratings for GemSelect
Star Sapphire Product ID: 678293
Type: Star Sapphire
Star Sapphire Weight: 4.08 ct Star Sapphire 1 gem
Star Sapphire Size: 10 x 8 mm calibrated Star Sapphire
Star Sapphire Size: 10.2 x 8.2 x 4.3 mm Star Sapphire
Star Sapphire Exact Size: 10.22 x 8.17 x 4.26 mm
Length x Width x Depth
Star Sapphire Shape: Oval Cabochon Star Sapphire
Star Sapphire Color: Black Star Sapphire
Star Sapphire Clarity: Opaque Star Sapphire
Star Sapphire Treatment: Heated
Star Sapphire Origin: Thailand / Kanchanaburi Star Sapphire
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

$
73.44
Item in Stock
Certified Gemstones

RISK FREE

30 DAY RETURN MONEY BACK GUARANTEE

100%

FULLY GUARANTEED

Product Description

This is a 4.08 carat natural black Star Sapphire gem, 1 pc in oval shape with an exact size of 10.22 x 8.17 x 4.26 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.

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

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.

Posted By Dia in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.

Posted By G.W. or Bakyow in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar

Posted By TheP in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, trusted quality. What I have purchased has always been as discribed.

Posted By Sterling in November, 2024
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