Solitaire Rainbow Moonstone Ring 5.09 Ct., 18K White Gold

This ring centers on a transparent 5.09 carat rainbow moonstone, cut in a classic emerald cut with dimensions 11.69 x 9.69 x 6.63 mm, presenting a disciplined step faceting geometry that emphasizes linear light return and controlled adularescence. The emerald cut crown and pavilion planes form broad, parallel facets that create a hall of mirrors effect, allowing the moonstone to display subtle internal flash without compromising its overall transparency. Clarity is graded eye clean evaluated at eye level, the material showing no visible inclusions that interfere with light performance, and the stone exhibits light color saturation which preserves the cool, spectral flashes for which premium rainbow moonstones are prized. The polish is excellent, each facet junction rendered with precision to minimize light leakage and to maximize the perceptible play of color across the table and step facets.

The mounting is executed in 18K white gold, chosen for its neutral reflective properties which support the moonstone spectral effects while providing durable, long term wearability. The setting geometry is engineered to lift the emerald cut slightly above the shank so that both crown and pavilion facets interact with ambient light, improving adularescence and spectral dynamics. The finger surface is finished to a high polish to complement the stone surface, and the internal contact points are carefully shaped to protect the girdle and secure the stone without introducing stress concentrations. All metalwork is finished by experienced setters and polishers, with attention to facet alignment and seat tolerance to ensure consistent symmetry and optimal light performance.

The Natural Gemstone Company sources this moonstone from Madagascar under an ethical procurement program that emphasizes traceability, responsible small scale mining practices, fair compensation for local miners, and community reinvestment projects. Mining partners are selected for their adherence to environmental best practices that reduce land disturbance and water impact, and materials are accompanied by chain of custody documentation to support provenance claims. For discerning buyers who prioritize both gemological integrity and ethical sourcing, this piece offers technical refinement in cut and finish, and a transparent supply story. Please contact The Natural Gemstone Company for detailed inspection reports, facet diagrams, and to discuss custom mounting or certification options.