Oval black opal gemstone with vivid blue and green fire flashes
GIA Gemological Report for oval opal gemstone with printed details and photo
Oval black opal gemstone with vivid blue and green fire flashes
GIA Gemological Report for oval opal gemstone with printed details and photo

6.78 Carat Black Opal - Australia

Regular price $5,799.00
Sale price $5,799.00 Regular price $7,599.00
Unit price

Pay over time with Shop Pay. Free insured shipping in the US over $50.


  • 10-day returns
  • Questions? Message Avi's team or book a showroom visit

Discover the allure of this stunning 6.78 carat Australian black opal, renowned for its deep, velvety tones and captivating play-of-color. GIA certified for authenticity, this truly rare gemstone embodies the sophistication and prestige sought by serious collectors and luxury jewelry designers, offering complete peace of mind regarding quality.

The stone

Gemstone
Opal
Origin
Australia
Weight
6.78 ct
Shape
Oval
Measurements
16.61 × 11.0 × 6.5 mm
Color
Black
Cut grade
Very Good
Clarity
 Eye clean (no Inclusions visible to the naked eye)
Treatment
None
Lab report
Certified
Oval black opal gemstone with vivid blue and green fire flashes

6.78 Carat Black Opal - Australia

Regular price $5,799.00
Sale price $5,799.00 Regular price $7,599.00
Unit price

Opal questions

Can I see it before I buy?

Yes. Book a live video viewing, or visit the showroom at 5 S. Wabash Ave, Suite 1010, Chicago by appointment.

Shipping policy

Free domestic shipping on orders of $50 or more.