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1.70ct Natural Bi-Colour Green-Teal Sapphire – Octagon Cut

1.70ct Natural Bi-Colour Green-Teal Sapphire – Octagon Cut

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SKU: 4489

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1.70ct Natural Bi-Colour Green-Teal Octagon Sapphire

Certificate: RGTL
Weight: 1.70ct
Dimension: 7.70 x 5.60 x 4.10mm
Shape: Octagon
Cut: Fancy Concave Cut
Color: Green-Teal (Bi-Colour)
Treatment: Heated

This 1.70ct natural bi-colour sapphire combines fresh green and teal tones in a single stone, cut in a classic octagon shape and finished with a precision concave cut that adds extra brightness across the facets.

The two colours move through the stone as it turns, from lively yellow-green at the centre to deeper teal towards the edges, so each view shows a slightly different balance of colour.

This sapphire has been heated, a traditional and widely accepted practice used to enhance colour and clarity, and is certified by RGTL. Its size and crisp octagon outline make it well suited to a contemporary ring or pendant.

Browse more parti sapphires and precision and fantasy cut sapphires, or see finished teal sapphire rings for setting ideas.

Gems and Gold is proudly part of the Gemstone Western Australia family — specialists in natural gemstones and fine jewellery for over 40 years.

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Natural Gemstones

We work exclusively with genuine, natural gemstones known for their vivid hues, clarity, and character. Each gem is hand-selected for its beauty and integrity, offering you a piece of nature’s brilliance — untouched by lab synthesis or artificial enhancements.

Quality Work

Every piece is meticulously crafted by skilled artisans in our Perth workshop, where attention to detail and precision are paramount. From stone setting to final polish, quality is not a feature — it's our foundation.

Responsible Practices

We are committed to transparency, fairness, and sustainability across our entire process. From sourcing to craftsmanship, we uphold practices that respect people, communities, and the planet.

Mindfully Sourced and Crafted

Each design begins with a purpose — to create jewellery that’s as meaningful as it is beautiful. Our sourcing is ethical, and our craftsmanship is thoughtful, ensuring your piece carries values as enduring as its design.

Expert Advice

Our gemologists and design consultants are here to guide you with clarity and confidence. Whether you're customising a piece or selecting the perfect gift, expert advice is just a conversation away.