5.59 Ct. Ametrine from Madagascar

From the ancient veins of Madagascar to the quiet light of a jeweler s bench, this ametrine has traveled a remarkable route, shaped by geological patience and human care. Deep within metamorphic pockets, the conditions that produce ametrine allow both amethyst purple and citrine golden zones to crystallize together, a rare choreography of iron and heat. Miners who know these deposits look for crystals that show the promise of a clean split between colors, and our teams sourced a fine specimen that began as rough with a story written in its zoning. At The Natural Gemstone Company we believe that a gemstone s journey matters as much as its final beauty, and we document origin and treatment so that the stone you wear carries authenticity. This ametrine was brought from Madagascar, trimmed and evaluated, and enhanced by a careful heat treatment to harmonize its hues while respecting the natural zoning that gives it soul.

In the cutting room the rough was envisioned as a fancy shape, destined to show both color and clarity, and it emerged as a transparent 5.59 carat gem with dimensions of 13.34 by 9.33 by 6.47 mm. The cutter chose a step cut to emphasize broad, architectural facets that mirror the color separation, creating elegant planes of light rather than a profusion of tiny flashes. With a clarity grading of eye clean at eye level the stone gives an untroubled window into its bicolor heart, and a medium color intensity strikes a graceful balance between vividness and subtlety. The excellent polish completes the transformation, producing a vitreous glass like luster that lets pure light pass and reflect from the flat facets, so that the golden citrine side glows warm and the amethyst side holds a regal coolness. The enhancement is heat treated, a standard practice that stabilizes and enhances color without compromising the gem s structural character, a detail we share openly as part of our commitment to honest sourcing and craftsmanship.

When you consider reflective qualities, ametrine sits in a unique position among quartz family gems and among bicolor stones. As a variety of quartz its refractive index is modest compared with gems like sapphire and spinel, so it does not scintillate with the same scattered brilliance, yet its strength lies in the purity of its transparency and the clarity of its color division. Against amethyst and citrine of similar quality, this ametrine offers something those uniform stones cannot, a living contrast that shifts with every movement, allowing light to travel through warm and cool zones and return as broad flashes along the step facets. Compared to bicolor tourmalines, which often display strong pleochroism and deeper saturation, our ametrine returns a cleaner, more glass like reflection, with the step cut producing mirrored planes rather than the peppered sparkle of higher refractive gems. The excellent polish elevates its vitreous luster to a near crystalline sheen, and when set it will read as luminous and elegant under both daylight and artificial light, offering a calm radiance rather than a brilliant dazzle.

In the hand or on the finger this fancy shape bicolor ametrine becomes a story piece, both wearable and conversational, a stone that announces lineage and makes a quiet statement. The architecture of the step cut makes it an ideal center for a bespoke ring or a minimalist pendant, where the dual colors can play against warm or cool metals, amplifying the golden field or the violet tip as the wearer desires. With a hardness in the quartz range it is suitable for everyday wear when protected by a thoughtful setting that guards corners and maintains the clean facets, and its eye clean clarity ensures that light moves through without obstruction, highlighting the care taken by both nature and cutter. At The Natural Gemstone Company we present this gem with full provenance, measured dimensions, and clear note of enhancement so that your choice is informed, and we welcome enquiries about custom mounting, certification, and viewing options, so that this Madagascar born ametrine can complete its journey into a setting that will become part of your personal story.