Oval boulder opal cabochon gemstone, blue with green and iridescent sparkle
Oval boulder opal cabochon gemstone in silver prong setting, blue-green iridescence
Oval boulder opal cabochon gemstone, blue with green and iridescent sparkle
Oval boulder opal cabochon gemstone in silver prong setting, blue-green iridescence
In stock

11.00 Carat Boulder Opal

Regular price $3,899.00
Sale price $3,899.00 Regular price $5,699.00
Unit price

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

This stunning 11.00 carat Australian boulder opal showcases mesmerizing color play that dances across its surface with every movement. A true collector's gem, this pear-shaped stone reveals layers of natural artistry—rich, multifaceted hues that shift and evolve in different lighting. Untreated and completely natural, it's an ideal centerpiece for custom jewelry designs or a prized addition to any gemstone collection.

The stone

Gemstone
Opal
Origin
Australia
Weight
11.0 ct
Shape
Oval
Measurements
20.97 × 5.53 × 13.51 mm
Color
Multi-Color
Cut grade
Very Good
Clarity
 Eye clean (no Inclusions visible to the naked eye)
Treatment
None
Lab report
None
Oval boulder opal cabochon gemstone, blue with green and iridescent sparkle

11.00 Carat Boulder Opal

Regular price $3,899.00
Sale price $3,899.00 Regular price $5,699.00
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.