10.27 Ct. Ruby from Mozambique

This oval shape ruby weighs 10.27 carats, and measures 15.45 x 12.33 x 5.52 millimeters, offering substantial presence while retaining classical proportions. The cutting style is a mixed brilliant cut, combining faceting that emphasizes both table sparkle and pavilion fire, resulting in lively scintillation across the stone. Color is described as pinkish red with vivid intensity, a balance that produces strong saturation and a perceptible warmth that reads richly under varied lighting. Clarity is graded as included, evaluated at eye level, which denotes natural internal characteristics visible upon close inspection but does not detract from the gem long range visual appeal. The polish is excellent, providing crisp facet lines and clean surface reflections, and the stone has been heat treated, a stable and widely practiced enhancement that improves color and clarity without compromising structural integrity. The ruby is Other certified, and originates from Mozambique, details that are documented and available from The Natural Ruby Company.

Ethical sourcing is integral to the provenance of this ruby, and The Natural Ruby Company maintains documented traceability from mine to market. The ruby was sourced from responsibly managed operations in Mozambique, where our partners adhere to national regulations and international best practices, including fair labor standards and community engagement. Where possible, we work with small scale mining communities to support economic development and environmental stewardship, including land rehabilitation and waste management measures. Chain of custody documentation accompanies the certified origin statement, providing the conscious consumer with transparent records that corroborate the gem pathway. This emphasis on verified sourcing reflects a broader commitment to minimize harm and maximize positive social outcomes throughout the supply chain.

For the conscious collector, this ruby offers both ethical assurance and a combination of properties that suit thoughtful acquisition. The 10.27 carat weight places this stone in a category that is both visually impactful and comparatively rare among rubies with vivid color intensity, especially from Mozambique, where significant rough of this quality commands attention. The mixed brilliant cut and oval outline deliver versatility, making the stone suitable as a central piece in a bespoke ring, a refined pendant, or a statement brooch, while also balancing brilliance and face up color. Structurally, ruby is corundum with a hardness of 9 on the Mohs scale, offering notable resistance to everyday wear, which supports long term enjoyment and potential intergenerational transfer. The clarity characteristics and documented heat treatment are fully disclosed, aligning with ethical purchasing criteria that favor transparency over opaque trade practices.

Practical considerations and stewardship accompany the purchase to ensure long term satisfaction. Heat treatment is a stable enhancement that has been disclosed and certified, and is widely accepted in the gem trade as an improvement that does not require special precautions beyond general care for fine jewelry. Routine cleaning with mild soap and warm water, gentle brushing, and periodic professional inspections for setting security are recommended, and ultrasonic cleaning may be used with care depending on the specifications of a finished mounting. The Natural Ruby Company provides the full certification package, including origin documentation and treatment disclosure, to support insurance, appraisal, and resale processes. For collectors who prioritize provenance and ethical impact as much as aesthetic and gemological merit, this 10.27 carat pinkish red ruby represents a considered choice, combining recorded origin, responsible sourcing practices, and the enduring physical qualities that make a gemstone suitable for both wear and preservation. Please contact The Natural Ruby Company for further technical details, certification copies, and assistance with setting options or bespoke commissions.