Montana Sapphire – 1.66ct Oval Cut, Teal Blue

Begin Your Jewellery Journey With This Sapphire

This 1.66ct blue-teal sapphire is a striking gem that captures the serene depth of Montana’s natural landscapes. Its oval cut showcases a harmonious blend of shifting teal and ocean-blue tones, creating a gem that feels both modern and timeless. With no treatments, its beauty is entirely natural — a rare treasure for those who value authenticity.

Sourced from Rock Creek, Montana, USA, this sapphire carries with it the story of an origin renowned for producing unique, ethically sourced gems. Its vibrant play of blue and teal makes it an ideal centrepiece for a one-of-a-kind engagement ring or heirloom jewel.

Create Your Own Engagement Ring or Heirloom Piece

Every sapphire we source is chosen not only for its colour and quality but for its potential to become part of your personal story. With this gem, you can:

• Design Your Own Ring Online — choose from our curated settings, metals, and styles to highlight the sapphire’s natural brilliance.

• Work With Us Bespoke — collaborate directly with our jewellers to design a completely unique engagement ring, pendant, or heirloom.

• Explore Inspiration — from modern minimalist solitaires to intricate halos, sapphires shine in both classic and contemporary designs.

This sapphire is the perfect beginning for a jewel that is deeply personal, enduring, and ethically sourced. 

 Create Your Ring Online - Book a Bespoke Consultation

Why Choose a Sapphire for Your Ring?

• Symbol of Wisdom & Loyalty – For centuries, sapphires have represented truth, commitment, and serenity.

• Durability – With a hardness of 9 on the Mohs scale, sapphires are second only to diamond, making them excellent for daily wear.

• Natural Beauty – This sapphire is untreated, ensuring its colours are unaltered and authentically rare.

• Classic Cut – The oval cut enhances brilliance and elongates the look, ideal for both solitaires and elaborate settings.

Sourcing & Craftsmanship

This sapphire was responsibly sourced from Rock Creek, Montana — a region celebrated for producing sapphires in unique teal, blue, and green hues. Untreated and precision-cut, this gem showcases the natural beauty of its origin while supporting sustainable mining practices.

By working only with trusted partners, we ensure each gemstone meets the highest standards of integrity and artistry.

FAQs

Can this sapphire be set into an engagement ring?
Absolutely. Use our Create Your Ring Online system to pair this gem with a setting, or work with us on a completely bespoke design.

What settings suit an oval sapphire?
Oval sapphires shine in solitaires, halos, and east-west settings, each style offering a unique way to highlight its elongated brilliance.

How do I begin the design process?
Simply select this gemstone and choose “Create Your Ring Online,” or contact us to book a free bespoke consultation from anywhere in Australia. Our Custom Design page has more information.

Responsible Shopping

We offer a Gemstone Home Trial and 7-day 100% returns policy on this loose gemstone.

This ruby is ready to become the heart of a one-of-a-kind jewel. Begin your journey today through our Create Your Ring Online system or Bespoke Design page.

As part of our sustainability commitment, one tree is planted for every gemstone purchased. 

Responsible Sourcing

We are committed to ethical and transparent practices in gemstone sourcing. Learn more about our approach to sapphires from Montana on our Responsible Sourcing page.