0.91 Ct. Yellowish Green Cabochon Sapphire from Montana

From the moment this sapphire was born deep under the earth in Montana, its story began as a quiet conversation between heat, pressure, and time. Glacial valleys and ancient rivers shaped the rock that would one day yield this gem, washing and sorting crystals until a small, hopeful dredge recovered a rough piece with a subtle yellowish green whisper of color. The Natural Sapphire Company has long worked with experienced miners and local partners in Montana to source stones with character and provenance, and this cabochon started its journey as one of those singular finds. It carried within it the memory of mountain streams and sunlit gravel beds, a provenance that matters to collectors who want more than a stone, they want a story. As we examine each rough, we look not only at the potential weight and dimensions, but at the way light might travel through the crystal, how inclusions might become features, and how heat and skilled hands can reveal the beauty that the earth already intended.

The transformation from rough to finished gem was undertaken with respect for the material and for the story it already held, resulting in a transparent, round shape cabochon weighing 0.91 carat, with dimensions of 5.34 by 5.31 by 3.10 millimeters. Its color reads as a delicate yellowish green, with a light color intensity that feels fresh and airy, like new leaves in early spring. The clarity grade is included evaluated at eye level, which means that under normal viewing you will see natural inclusions that give the stone character and a sense of authenticity, rather than detract from its charm. The gem has undergone careful heat treatment, a standard enhancement that gently brings balance and stability to sapphire hues, and it emerges with an excellent polish that allows its soft transparency to sing. The cabochon cut highlights the gentle glow and internal landscape of this Montana sapphire, permitting light to pool and move beneath the dome in a way that faceted cutting would not, creating a calm, luminous presence that invites touch and contemplation.

In our studio the cabochon was examined and finished by lapidaries who understand how to honor a stone that carries a distinct geological voice. The dome was refined to bring out a symmetrical round shape, the girdle smoothed for comfortable setting, and the surface polished to an excellent finish so that every glance reveals a warm, internal depth. For a 0.91 carat round cabochon of these dimensions and this soft yellowish green tone, the most resonant settings tend to be those that embrace and protect while also allowing the color to breathe. Bezel settings in warm yellow gold will amplify the yellow notes, creating a sunlit warmth, while rose gold will lend a romantic, vintage sensibility. White metals like platinum or white gold will offer a modern, airy presentation, allowing the green side of the hue to read more clearly, and an open four prong or minimal bezel can let light enter from the sides to increase perception of transparency. This stone also works beautifully as a delicate pendant, where movement allows the cabochon to catch diffuse light as it rests against skin, and as a pair combined with other light tonal sapphires for soft contrast.

What you hold when you consider this Montana cabochon is more than the technical description, it is a portable landscape, a fragment of time honed into wearable art. The Natural Sapphire Company stands behind the provenance and the careful enhancement of this gem, and we present it knowing collectors will value the honest clarity, the gentle yellowish green hue, and the human care embedded in its making. Consider this stone as a quiet centerpiece for a bespoke commission, or a unique addition to a collection that prizes narrative as much as beauty. Caring for a heat treated, polished cabochon is simple, a soft cloth and mild soap will keep its dome luminous, and routine checks of the setting by a trusted jeweler will ensure its safety for daily wear. If you seek a gem that connects you to Montana landscapes, to the hands that coaxed its shine, and to The Natural Sapphire Company ethos of responsible sourcing and thoughtful craftsmanship, this 0.91 carat round yellowish green sapphire offers an intimate and elegant choice.