Queensland Boulder Opal Pendant Necklace ~ 'MacDonnell Spectrum' | 925 Sterling Silver | Solid Australian Opal

Free shipping within Australia and flat rate international delivery.

Sourced from Australia’s best opal fields. Carefully selected, cut and finished by our family in Queensland.

MacDonnell Spectrum ~ Waves of purple, blue and green flow through ironstone, reflecting shifting light across the MacDonnell Ranges.

A striking Australian Boulder Opal pendant showcasing rich colours that dance across its natural earthy base, set in a smooth 925 sterling silver bezel with a cubic zirconia accent stud. This opal combines the raw beauty of nature with a refined, modern finish.

Opal Details:

Total Weight – 11.2cts

Dimensions: 14mm x 10mm x 3mm (approx.)

Origin – Queensland Boulder Opal Fields, Australia

Shape – Freeform

Colours – Purples, Blues, Greens

Metal – 925 Sterling Silver

This pendant captures the vibrant life of Queensland boulder opal, with its play of colour contrasting against the host rock. Perfect as a unique statement piece, it blends rugged natural charm with timeless silver craftsmanship.

✔ Solid Australian opal (no doublets or triplets)
✔ Hand-cut and set in Australia
✔ Completely one of a kind

Priced direct from the cutter and maker — no retail markup.

This is the exact piece you’ll receive. Only one exists — once it’s gone, it’s gone.

✔ Sourced from Australia’s best opal fields and carefully selected, cut and finished by our family

✔ Certified Opal Specialists · IGS Member · Opal Association of Australia

✔ Fully insured worldwide shipping

✔ Straightforward return policy

✔ Pay in instalments with Zip, Klarna & PayPal

Opal colour will change depending on lighting — this is part of what makes each stone unique.

You will receive the exact piece shown in these photos.

Each opal or jewellery piece is individually photographed and completely one-of-a-kind — no stock images, no substitutions.

Certificates of Authenticity

A digital Certificate of Authenticity is included with all opal pieces over $400 AUD, and available on request for any item.

Postage and Shipping Information

Australia: Express Post is FREE. Orders generally arrive in 2–5 business days.
International: $35AUD Standard Post. Orders generally arrive in 7–14 business days.

We ship five days a week with handling times under one day.

USA customers: A 10% import tariff is added at checkout so there are no extra charges on arrival.