1.01 Ct. Ruby from Mozambique

This 1.01 carat oval red ruby is a finely transparent and well proportioned gemstone offered by The Natural Ruby Company, and it presents an elegant balance of size, color and cut. The stone measures 6.87 by 4.99 by 2.74 millimeters, and it has been fashioned into an oval shape with a mixed brilliant cut that combines a faceted crown and pavilion geometry to maximize both sparkle and face up color. Clarity has been evaluated at eye level and graded as eye clean, which means that no inclusions are visible to the unaided eye under normal viewing conditions, and that clarity contributes directly to the clean visual appeal and light performance. The color is described as vivid intensity, with a lively and saturated red that shows excellent transmission of light through the pavilion, and the polish is graded excellent, giving mirror like facet surfaces that enhance luster and contrast. Importantly, this ruby is natural and shows no enhancement, which is a crucial factor for discerning buyers who prioritize untreated material for both ethical and long term value reasons.

Color and cutting details are central to the gemological profile of this piece, and they account for much of its aesthetic and commercial value. The vivid red hue is the result of chromium substitution in the corundum structure, and in this particular Mozambique origin material the tone and saturation combine to create a deep yet lively red that reads strong even under varied lighting. The mixed brilliant cut has been selected to balance two objectives, the first is to allow strong internal reflection and scintillation similar to a brilliant style, and the second is to preserve enough table and depth to display the rich red color when viewed face up. The excellent polish ensures that light passes and returns with minimal surface diffusion, which increases apparent depth and brightness. Since the clarity is eye clean, the stone shows uninterrupted fields of color without visible feathering, and this clarity grade supports both visual purity and structural integrity, making the gem more desirable for mounting in a variety of jewelry styles. Photographs provided with the listing show the stone on a finger for scale and context, illustrating how a 1.01 carat oval reads in everyday wear, and they help educated buyers assess how the cut, color and size will present in a finished setting.

Durability is a critical consideration for practical ownership, and rubies are among the hardest gem materials used in jewelry. As a corundum, this ruby rates a 9 on the Mohs hardness scale, which places it immediately below diamond at 10 and equal to sapphire, and substantially above common jewelry materials such as quartz at 7 and topaz at 8. This high hardness confers strong resistance to scratching from most household contacts and incidental wear, which means the stone will retain its polished finish and facet definition over time under normal use. Hardness is distinct from toughness, however, and toughness depends on internal structure and inclusions. Because this piece is eye clean, and because the cutting and polishing have been carefully executed to avoid thin girdles or abrupt facet junctions, it offers better practical toughness than a similarly colored stone with prominent internal fractures. For everyday wear applications such as rings and bracelets, a Mohs 9 ruby is an excellent choice, but we still recommend appropriate protective settings, such as bezel or well designed prongs, for maximum security. Routine care should avoid harsh chemicals and prolonged exposure to extreme heat or sudden temperature change, and cleaning with warm soapy water and a soft brush is both safe and effective.

For the educated buyer who values provenance, treatment disclosure and long term value, this ruby presents a compelling profile. Mozambique has become recognized for producing richly saturated rubies in recent decades, and stones from this region often combine strong color with transparent material, which enhances both aesthetic and market appeal. The fact that this gem is natural and untreated adds a premium, because many rubies on the market are heat treated or otherwise enhanced to improve color and clarity. The Natural Ruby Company stands behind our grading observations and our commitment to full disclosure, and we can assist with independent laboratory reporting upon request for buyers who require formal documentation. The combination of a precise 1.01 carat weight, an attractive oval table that maximizes face up color, a mixed brilliant cut that balances fire and color, an eye clean clarity grade, excellent polish and no enhancement, all from a known ruby producing region, makes this stone particularly appealing to collectors and designers seeking a classic red ruby with reliable durability. If you would like guidance on mounting choices, expected market comparables, or laboratory reporting options, we are available to provide detailed and transparent assistance.