Presenting a Mesmerizing 10.58 Carat Natural Opal — AIG Certified, Showcasing Exceptional Rainbow Play-of-Color

This breathtaking 10.58 carat Natural Opal, professionally certified by AIG American International GemLab, exhibits an extraordinary rainbow color display that makes it truly one-of-a-kind. With its vivid spectral flashes and captivating internal fire, this gemstone is perfectly suited for collectors, jewelry designers, and enthusiasts who appreciate the rare magic only a top-quality opal can offer.

Gemstone Highlights

Gem Type: Natural Opal
Color Display: White with Play of Color (multi-directional)
Fire Pattern: Vibrant flashes of red, orange, yellow, green, blue & violet (Rainbow)
Hardness: 5.5–6.5 on Mohs scale
Cut: Cabochon
Measurements: (17.58x13.70x9.81)
Weight: 10.58 cts
Treatment: No Indication of Treatment
Certification: AIG Report No. (GEM20251024150676)

Description

This magnificent opal displays a full spectrum of rainbow colors, creating a dance of light that shifts beautifully with every angle. The gemstone exhibits a vibrant play-of-color, where intense flashes of red, orange, yellow, green, blue, and violet interplay across the surface — a hallmark of truly premium-grade opal.

The stone’s body offers exceptional clarity and consistency, allowing the internal fire to shine vividly. Its dynamic rainbow effect gives it a mesmerizing depth, making it appear alive with motion as light travels across its surface. Opals of this quality are increasingly sought after for their rarity and visual impact.

The gem has been expertly cut to maximize its color dispersion and brightness, giving it a bold and luxurious presence suitable for statement jewelry — whether crafted into a ring, pendant, brooch, or a bespoke art piece.

With its 10.58 carat size, this opal offers impressive visual presence while still maintaining exceptional balance and brilliance. The AIG certification ensures authenticity, full transparency, and confidence in the gem’s natural beauty.

This is an outstanding choice for buyers looking for a high-end, certified opal that showcases the complete spectrum of rainbow colors — a gemstone that embodies the mystical charm, energy, and artistry that only nature can create.