7.91 Ct. Blue Aquamarine from Brazil

This transparent, Other certified Vivid Blue "Santa Maria Color" aquamarine from The Natural Gemstone Company presents a rare combination of weight, hue and clarity that will appeal to an educated buyer. Weighing 7.91 carats with an oval outline measuring 14.34 by 11.35 by 8.47 millimeters, the stone is fashioned in a mixed brilliant cut designed to maximize scintillation and light return while preserving the depth of color. The medium color intensity registered as Vivid Blue within the Santa Maria category is the primary value driver here, and the excellent polish amplifies the gem’s surface luster. Clarity is described as very slightly included when evaluated at eye level, meaning the stone reads effectively eye-clean to most observers while retaining natural internal characteristics that are commonly accepted and often appreciated by connoisseurs. This aquamarine has undergone standard heat treatment, a well-established enhancement in the trade that stabilizes and intensifies the blue tone without compromising structural integrity. Origin is Brazil, the classic provenance associated with historical Santa Maria hues, and the stone is supplied with certification documenting these characteristics.

From a heritage perspective, aquamarine has long been prized as both a decorative and talismanic gem, traditionally carried by mariners for protection and clarity, set into signet and devotional rings in the Victorian period, and celebrated in mid-20th century Brazilian finds that defined the “Santa Maria” benchmark. For the discerning buyer, this piece stands out because color is the principal determinant of aquamarine value, followed by clarity, cut quality, and carat weight. A 7.91 carat oval of vivid Santa Maria blue with a mixed brilliant cut and excellent polish is uncommon and offers strong presence for either a bespoke solitaire or an elegant halo setting. Aquamarine’s hardness of approximately 7.5 to 8 on the Mohs scale makes it suitable for frequent wear with sensible care; avoid harsh chemicals and prolonged exposure to high heat, and consider professional cleaning for longevity. The Natural Gemstone Company provides this stone with full disclosure on enhancement and origin so collectors can purchase confidently, and we are available to advise on certification, mounting options, and comparative valuation in today’s market.