X
Gemstone Search
90,000+ Happy Customers
20+ Years In Business
Call Us Mon–Fri 8am–5pm

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

Black Star Diopside Gemstones - In Stock, ready to Ship

Black Star Diopside Weight
Black Star Diopside Size
Black Star Diopside Clarity
Black Star Diopside Price

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black Black Star Diopside
Blue
Brown
Golden
Gray
Green
Multicolor
Orange
Pink
Purple
Red
Turquoise
Violet
White
Yellow
Single
Pairs
Lots
Faceted
Cabochons
X
Clear All

6.78ct Black Star Diopside, Oval, Opaque

12 x 10 mm (calibrated)

$ 33.76

View Gem

6.92ct Black Star Diopside, Oval, Opaque

12 x 10 mm (calibrated)

$ 34.46

View Gem

4.50ct Black Star Diopside, Round, Opaque

9 mm (calibrated)

$ 18.68

View Gem

5.02ct Black Star Diopside, Oval, Opaque

11 x 9 mm (calibrated)

$ 25.00

View Gem

2.74ct Black Star Diopside, Round, Opaque

8 mm (calibrated)

$ 11.37

View Gem

3.60ct Black Star Diopside, Oval, Opaque

11 x 9 mm (calibrated)

$ 17.93

View Gem

3.55ct Black Star Diopside, Round, Opaque

8 mm (calibrated)

$ 14.73

View Gem

5.85ct Black Star Diopside, Oval, Opaque

11 x 9 mm (calibrated)

$ 24.28

View Gem

1.56ct Black Star Diopside, Oval, Opaque

8 x 6 mm (calibrated)

$ 7.77

View Gem

4.80ct Black Star Diopside, Round, Opaque

9 mm (calibrated)

$ 23.90

View Gem

4.27ct Black Star Diopside, Round, Opaque

9 mm (calibrated)

$ 21.26

View Gem

13.46ctw Black Star Diopside, Oval, Opaque

11 x 9 mm (calibrated)

$ 67.03

View Gem

5.51ct Black Star Diopside, Oval, Opaque

11 x 9 mm (calibrated)

$ 27.44

View Gem

4.43ct Black Star Diopside, Oval, Opaque

12 x 10 mm (calibrated)

$ 22.06

View Gem

9.27ct Black Star Diopside, Round, Opaque

12 mm (calibrated)

$ 46.16

View Gem

1.47ct Black Star Diopside, Oval, Opaque

8 x 6 mm (calibrated)

$ 7.32

View Gem

2.08ct Black Star Diopside, Oval, Opaque

8 x 6 mm (calibrated)

$ 10.36

View Gem

7.90ct Black Star Diopside, Round, Opaque

11 mm (calibrated)

$ 39.34

View Gem

5.84ct Black Star Diopside, Oval, Opaque

11 x 9 mm (calibrated)

$ 29.08

View Gem

3.33ct Black Star Diopside, Pear Shape, Opaque

10 x 7 mm (calibrated)

$ 16.58

View Gem

1.78ct Black Star Diopside, Round, Opaque

6 mm (calibrated)

$ 8.86

View Gem

5.27ct Black Star Diopside, Oval, Opaque

11 x 9 mm (calibrated)

$ 21.87

View Gem

5.32ct Black Star Diopside, Oval, Opaque

11 x 9 mm (calibrated)

$ 22.08

View Gem
1 - 7

Why Buy Black Star Diopside from GemSelect?

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 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

I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items

Posted By Desperaux in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

No problems. I had a minor address issue in the past and someone got back to me very quickly and we resolved the issue satisfactorily. I appreciated the quick, concerned response. So important when buyer/seller are so far apart in distance. Thank you Gem Select. Keep up the good work!

Posted By Orphanboy in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I can pick and choose from large selection and find just what I need for .y projects, currently my cane.

Posted By Darkstar731 in July, 2025
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

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
Source: Bizrate
Enlarged Gemstone Image