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0.31 Ct. Bi Color Sapphire from Montana

This loose stone is available to ship now

 
Item ID: S37104
Free shipping
$248
Quality, Value & Heart
100% Natural Sapphires
Free Shipping - Worldwide
14 Day No Hassle Return Policy
Supports Local Charities
Product Details
Item ID:
S37104
Dimensions (MM):
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Length: 3.91
Width: 3.95
Height: 2.73
Weight:
0.31 Ct.
Color:
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Bi Color
Color intensity:
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Medium Intense
Clarity:
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Very Very Slightly Included
Shape:
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Round
Cut:
Mixed Brilliant
Cutting style:
Faceted
Enhancements:
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Heat Treated
Origin:
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Montana
Per carat price:
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$800
Product description

Hold this tiny world of light in your palm, a 0.31 carat round bi color sapphire that feels like a secret caught between dusk and dawn, a jewel that remembers rivers and ridgelines. Cut to a mixed brilliant pattern and polished to an excellent finish, this gem measures 3.91 x 3.95 x 2.73 mm, and it carries a clarity described as very very slightly included evaluated at eye level, a whisper of natural character that lives only beneath the surface. From the historic gravels of Montana, and gently enhanced by heat treatment to reveal its fullest voice, this sapphire arrives to you through the thoughtful hands of The Natural Sapphire Company, a talisman of place, and a promise of authenticity and care. The mixed brilliant architecture gives the stone lively facets that dance together, and the medium intense color intensity provides a richness that is both quiet and arresting, a color that invites close conversation rather than bold proclamation.

Look at this stone under soft morning light and you will discover a palette of warm honeyed apricot and subtle champagne, colors layered like petals and smoke, each facet a miniature sunrise. Turn the gem and cooler, more muted tones slide into view, stone revealing its bi color nature as if changing garments with the weather, amber melting into gentle olive and a touch of silvery pewter. The very very slightly included clarity means that to the naked eye the face up view is serenely clear, while tiny internal features give the gem a living texture when seen under magnification, like tiny landscapes within which light can travel and play. The mixed brilliant cut makes the table and crown sing with scintillation, while the pavilion returns light in bold flashes and soft glows, an interplay that feels both cinematic and intimate, perfect for a ring that will be studied in candlelit rooms and sunlit fields alike.

Watch how this Montana treasure performs under different lights, the way a lover changes expression depending on the hour. Under candlelight and warm incandescent sources the stone warms into deep amber and apricot, its facets pooling with honeyed fire, each movement creating romantic, slow flashes that soothe and mesmerize. In direct sunlight the sapphire becomes more extroverted, its mixed brilliant facets splitting daylight into crisp scintillation, bright flashes and a livelier play of contrast that announces itself with confident sparkle, while the bi color personality remains, offering cooler undertones at certain angles for a lovely, chameleon like surprise. Under cool white LED and fluorescent lights the stone’s clarity and polish make it sharper, outlines crisper, the medium intense color showing a luminous clarity with hints of olive and biscuit that read as sophisticated and restrained. In twilight and dim, diffused light the sapphire becomes a secret ember, calmer yet more profound, its inner glow deepening so that the wearer feels as though they carry a private dawn, an ember that answers to the softest touch of light.

Imagine this little world set upon a ring that frames it like a poem, a slim bezel to emphasize its rounded charm, a whispering halo to magnify its bi color drama, or a delicate claw setting to celebrate its mixed brilliant fire, metals of warm rose, yellow, or cool platinum depending on whether you wish to enhance amber fire or cool undertones. The Natural Sapphire Company stands beside you in choosing a setting that honors the gem’s Montana origin and its heat treated enhancement, with full disclosure and a belief that natural beauty deserves clear words and gentle craft. This sapphire is for the person who loves subtlety, for the promise that will be admired in many lights, for the collector who savors geological stories, and for the partner who wishes to give something small in scale but vast in feeling. Let us help you set it, let it be the beginning of a custom piece that will catch light and hearts, a jewel that keeps its secrets and shares its brilliance.

Watch our process
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Our Process video
Our Packaging
Beauty is in the details
Our packaging, reports, and documentation are crafted to be refined, concise, and trustworthy. With our reputation as our greatest asset, we never cut corners. Explore our detailed reports and premium packaging for every sapphire.

Our custom zinc alloy ring boxes are designed to impress as much as our sapphire rings and jewelry. Each box weighs nearly a pound, adding a touch of luxury to your experience.
Zinc-alloy ring box - opened
Our customers often comment about our stunning, hand made, presentation boxes and reporting documents. Large zinc-alloy boxes are included at no extra cost for jewelry items over $5000.
Zinc-alloy ring box - closed
Presentation matters. We take extra special care to present our items professionally. Our custom hand-made zinc-alloy ring boxes are heavy weight. At almost 1 pound each they are extremely impressive and unique.
Smaller Zinc-allow ring box
For Jewelry Purchases from $500-$5000 in value we include our petit zinc alloy box.
Long, dark brown hinged jewelry box showcasing a line bracelet gently secured and beautifully displayed
For line bracelets over $500, we include a high quality, hinged jewelry box. Pictured is one of the beautiful styles that we may use.
Dark brown jewelry box showcasing two hanging earings upon opening
For hanging earrings over $500, we include a high quality, hinged jewelry box. Pictured is one of the beautiful styles that we may use.
Petit box w/ luxurious white pouch showcasing a piece of jewelry
Jewelry items under $500 will ship in a signature pouch and box.
Zinc-alloy sapphire box - closed with view of stone through window
Our hand-made zinc sapphire boxes are the finest in the industry and are included for all sapphires over $2000.
Zinc-alloy sapphire box - open
A well presented sapphire makes a difference.
Wooden display box
For sapphire purchases between $500 and $2000 we ship a high quality black display box which shows the sapphire professionally. Stones under $500 will ship in a secure plastic pouch.
Document folder nicely wrapped
Each document folder is individually gift wrapped.
Assortment of reports and certification documents on table
Our extensive gemological reports cover every possible detail of your item. Professionally made with care to explain what gemological terms mean, our reports offer an education in fine sapphires and jewelry reporting.
Open folder displaying documents
Inside you will find well organized reporting to include appraisal, identification and gem faceting grade reports. Special care literature on how to clean your sapphire or jewelry is included as well.
Jewelry cleaning solution enlarged
Jewelry cleaner included with items over $2,000. * Unfortunately for international shipments we can not include liquids.
Sample identification report dust cover
Sample identification report dust cover [front].
Sample identification report
Sample identification report
Sample identification report reference page
Sample identification report dust cover [inside back].
Sample 3d scan report dust cover
Sample 3D scan report dust cover [front].
Sample 3D scan report.
Sample 3D scan report.
Sample 3D scan report reference page
Sample 3D scan report dust cover [inside back].
Zinc-alloy ring box - opened
Zinc-alloy ring box - closed
Smaller Zinc-allow ring box
Long, dark brown hinged jewelry box showcasing a line bracelet gently secured and beautifully displayed
Dark brown jewelry box showcasing two hanging earings upon opening
Petit box w/ luxurious white pouch showcasing a piece of jewelry
Zinc-alloy sapphire box - closed with view of stone through window
Zinc-alloy sapphire box - open
Wooden display box
Document folder nicely wrapped
Assortment of reports and certification documents on table
Open folder displaying documents
Jewelry cleaning solution enlarged
Sample identification report dust cover
Sample identification report
Sample identification report reference page
Sample 3d scan report dust cover
Sample 3D scan report.
Sample 3D scan report reference page
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education
Learn About Curiosities Bi-Color Sapphires
Bi-color sapphires feature two contrasting shades within a single stone, creating an eye-catching visual effect. These rare gemstones are celebrated for their natural uniqueness, making them ideal for those who appreciate the unexpected and extraordinary in their jewelry.
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