- Ring22
- Stone9
- Setting4
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Accent Stones Bluish Green Sapphire Ring 1.35 Ct., 14K White & Yellow
Wax Polymer Replica
Model of your Completed
Setting Design!

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Item ID: | S20821 |
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Dimensions (MM): help | Length: 7.03 Width: 5.58 Height: 3.94 |
Weight: | 1.35 Ct. |
Color: help | Bluish Green |
Color intensity: help | Medium Light |
Clarity: help | Very Slightly Included |
Shape: help | Cushion |
Cut: | Mixed Brilliant |
Cutting style: | Faceted |
Enhancements: help | Heat Treated |
Origin: help | Montana |
Per carat price: help | $1,600 |
This ring centers a transparent cushion shape bluish green sapphire weighing 1.35 carats, its pavilion and crown configured in a mixed brilliant faceting scheme, measured at 7.03 by 5.58 by 3.94 millimeters. The mixed brilliant design combines a brilliant facet arrangement on the crown with modified pavilion facet planes to balance scintillation and color saturation, producing lively sparkle from the upper facets while preserving the gem’s delicate bluish green tone within the body. The stone’s depth proportion is approximately sixty two point five percent when calculated against the average of the length and width, a proportion chosen to optimize light return and to prevent the stone from appearing overly deep or washed out. The sapphire exhibits medium light color saturation, an excellent polish on all facet junctions, and has been heat treated to stabilize color and to diminish the most disruptive internal features, a standard and stable enhancement that increases visual uniformity without affecting durability.
The clarity grade is very slightly included as evaluated at eye level, a grading that speaks to small internal features which are present but not distracting to the naked eye. In this Montana sapphire those features manifest as fine crystalline inclusions and delicate needle like silk, and occasional subtle growth zoning, elements that interact with the mixed brilliant faceting to produce nuanced optical effects. These inclusions scatter light at the microscopic scale, introducing soft internal reflections and a slightly diffused centre that can lend the gem a velvety luminosity, rather than the hard pinpoint flashes associated with an inclusion free stone. For collectors and connoisseurs this kind of internal architecture is desirable, because it functions as an individual fingerprint for the crystal, confirming natural origin and creating visual complexity that will vary with viewing angle, light source, and the wearer’s movement.
The mounting architecture has been executed to highlight both the sapphire and accompanying white round natural diamonds, which total approximately zero point two six one carats combined, composed of a primary group at approximately zero point one eight carats and secondary accents at approximately zero point zero eight one carats, each graded VS for clarity and F or G for color. The head and halo are executed in eighteen karat white gold to maximize contrast and to enhance the apparent whiteness of the diamond accents, while the shank is rendered in eighteen karat yellow gold to sympathetically warm the bluish green sapphire, creating a balanced color dialogue between center stone and mount. The diamonds are hand set using a combination of secure prong work for larger stones and precise bead or pavé style settings for smaller accents, each seat and bezel milled to close tolerances to ensure tight alignments and minimal gap between stones, a technique that enhances reflected return through the sapphire and reduces light leakage at the crown facets.
The Natural Sapphire Company presents this piece as an example of considered lapidary and goldsmithing, combining a regionally sourced Montana sapphire with classical mixed faceting and dual tone gold construction. The stone’s inclusions, while minimal, are an integral part of its identity, delivering a tactile sense of origin and a soft internal play of light that evolves with movement and lighting, attributes appreciated by technically minded buyers who value provenance and individual character. For long term care we recommend routine gentle cleaning with warm soapy water and a soft brush, periodic inspection of the prongs and settings, and avoidance of harsh chemicals that can affect the metal finish, advice we provide to ensure the integrity of both the sapphire and the eighteen karat gold setting. If you would like further gemological particulars, facet diagrams, or bespoke alterations to the mounting, our specialists at The Natural Sapphire Company are available to discuss precise measurements, alternate metal balances, and certificate options.


