2.57 Ct. Bluish Green Sapphire from Madagascar

This 2.57 carat oval bluish green sapphire is a technically refined example of natural corundum, offered by The Natural Sapphire Company, that will appeal to an educated buyer who reads gemstones with a trained eye. The stone measures 10.27 by 7.50 by 3.83 millimeters and is faceted in a mixed brilliant style, a cutting approach that combines brilliant pavilion facets with a crown arrangement designed to maximize both scintillation and color saturation. At face up the proportions are especially well balanced, with a depth that measures approximately forty three percent of the average of the length and width, a figure that contributes to a pleasing spread and excellent light return without compromising durability. The clarity is graded as eye clean when evaluated at normal viewing distance, indicating that no inclusions are visible to the naked eye, so the gem reads very clean and pure in everyday wear. The polish is excellent, producing crisp facet junctions and lively reflections that enhance the intense bluish green tone.

Color is the dominant value factor for sapphires, and this gem presents an intense bluish green that sits in a desirable teal range, deep enough to read richly on the finger while still showing lively internal reflections. The mixed brilliant cut, combined with the excellent polish, allows the color to appear uniform and saturated across the table, while also permitting flashes of blue and green to shift subtly with movement and light source. Many buyers appreciate this kind of dynamic color because it communicates depth and complexity, qualities associated with the finest colored stones. The stone has been heat treated, a widely accepted and stable enhancement in the trade that improves color uniformity and can reduce the appearance of very minor inclusions. This heat treatment is permanent and stable under normal wearing conditions, and it is fully disclosed so that value comparisons are straightforward. Because this sapphire is not fracture filled and does not carry undisclosed enhancements, its market acceptance and long term collectibility are preserved.

Origin plays a significant role in the story and desirability of a gemstone, and this sapphire comes from Madagascar, a source that has produced a wide range of attractive sapphires with notable color diversity in recent years. Madagascar sapphires are appreciated for their range of hues and for material that can combine fine color with good clarity. From an investment and collector perspective, the combination of intense color, eye clean clarity, precise mixed brilliant cutting, and a well balanced proportion set makes this stone attractive to those who value intrinsic gem quality as well as aesthetic versatility. The durability of corundum, which rates nine on the Mohs hardness scale, means this oval will withstand daily wear in rings, pendants, or other settings, and its size and spread make it a versatile choice for a solitaire or for a halo design that emphasizes its color and brilliance.

At The Natural Sapphire Company we place ethical sourcing and traceable supply chains at the center of how we acquire gems, and this sapphire is offered with that commitment in mind. Our sourcing practice includes working with vetted partners in Madagascar who provide chain of custody documentation, and we seek to support responsible mining practices that consider worker welfare and community impact. We disclose treatments and origin openly, provide gemological documentation on request, and offer customization and mounting services so that a thoughtful buyer can incorporate this sapphire into a design that reflects their values. For the conscious consumer who wants a combination of measurable gemological quality and ethical provenance, this bluish green Madagascar sapphire represents a compelling option, offering intense, eye clean color, excellent cutting and polish, and a sourcing story that aligns with careful stewardship and transparency.