0.85 Ct. Greenish Blue Sapphire from Montana

One of the most quietly compelling sapphires we offer at The Natural Sapphire Company, this transparent 0.85 carat cushion shape greenish blue sapphire is an invitation to own something rare and decidedly refined, measuring 5.98 by 4.58 by 3.53 millimeters. Cut in a mixed brilliant style that balances scintillation with depth, it has been evaluated as very slightly included at eye level, which means it reads clean and luminous to the naked eye, while the excellent polish allows every facet to sing. The color presents as an intense greenish blue, a hue that sits in a fascinating place between classic blue sapphire and the more unusual teal family, and this particular tone is far less commonly encountered than the standard blue varieties. Enhancement is limited to heat treatment, a stable and widely accepted enhancement that improves color uniformity without detracting from the gemological integrity of the stone. Origin plays a defining role in desirability, and this gem comes from Montana, a source celebrated for producing sapphires with rarer, earthy tones, provenance that appeals to connoisseurs who prize story and geography as much as optical beauty.

For the collector seeking exclusivity, this Montana sapphire is a quiet statement piece that performs well both as a center stone and as the keystone of a bespoke creation, and because of its size and distinctive color, it is rare to find such clarity and intensity together in this carat range. The mixed brilliant cut maximizes light return while preserving weight and presence, making it a superb candidate for artisan settings where every millimeter of the gem contributes to the overall effect. The very slightly included clarity grade means inclusions are minimal and characterful, often serving as natural signatures that confirm authenticity to discerning eyes, and the excellent polish ensures exceptional surface quality that resists wear and keeps the allure bright for years. Montana sapphires come from limited deposits that produce material seasonally, and fine examples in unique greenish blue tones are released rarely into the marketplace, a scarcity that enhances the stone’s appeal to those who seek something singular rather than mass produced.

From an investment perspective, this sapphire embodies the combination of attributes that has historically supported appreciation, rarity, provenance, and desirability, and while no gem can promise a specific return, the market for natural colored gemstones has shown that well chosen pieces from known origins with attractive color and sound clarity often gain value as supply tightens and demand grows. Montana sapphires occupy a distinctive niche within the colored gemstone market, appreciated by collectors for their story and by jewelers for their wearable beauty, and the greenish blue palette of this stone is part of a trend toward unique colors that command attention and premium interest. Heat treatment is an accepted enhancement that preserves durability and appearance, and while completely untreated stones can command higher premiums, heat treated stones of high color intensity and fine polish such as this one remain highly collectible because they represent the best balance of natural character and aesthetic perfection. Provenance with a reputable dealer like The Natural Sapphire Company further strengthens the investment case, because documented origin, accurate grading, and ethical sourcing are increasingly important to buyers and often contribute to sustained market confidence.

Owning this cushion shape Montana sapphire places you among those who collect with intention, those who understand that rarity is as much about story and character as it is about carat weight, and that a stone of such measured scarcity will not appear often in the market. Whether you are adding to a private collection, commissioning a custom ring that will become an heirloom, or seeking a tangible asset that carries intrinsic beauty and a documented pedigree, this gem offers a rare combination of visual allure and potential for future appreciation. Contact The Natural Sapphire Company to discuss certification, bespoke mounting options, and secure acquisition, and allow us to facilitate what may be a defining addition to your collection.