0.68ct Sky Blue-Mint Montana Sapphire
This 0.68ct natural, unheated sky blue–mint Montana sapphire—sourced from Earth’s Treasury—glows with the soft serenity of an alpine lake. Its delicate blend of blue and green feels both refreshing and timeless, offering a dreamy alternative to traditional stones. Measuring 7.0 mm x 4.8 mm, it’s perfectly suited for a one-of-a-kind engagement ring or a quietly striking cocktail piece. This sapphire comes with a certificate issued by Earth's Treasury.
All fine jewelry orders are fully insured during transit, with a signature required upon delivery to ensure your piece is safely delivered. If you prefer not to sign for the delivery, please inform me via email at support@pterajewelry.com after placing your order.
Ptera jewels are meticulously crafted by our artisans using the finest gold and silver. We proudly source all our materials ethically, from the metals to the gemstones, ensuring that every piece reflects our commitment to quality and integrity.
