0.86 Ct. Greyish Blue Sapphire from Madagascar

This pear shaped Madagascar sapphire from The Natural Sapphire Company is a refined and rare choice for someone who values natural beauty and integrity in their gemstones. At 0.86 carat with dimensions of 6.86 by 5.19 by 3.44 millimeters it sits comfortably between delicate and statement size for a ring or pendant, giving a classic teardrop silhouette that flatters most settings. The stone displays a greyish blue hue of medium intensity that reads as elegant and versatile, moving easily from cool steely tones to softer sky blue under different lights. The mixed brilliant cut maximizes scintillation in the face up view while preserving depth, and the excellent polish ensures crisp facet reflections that enhance brightness and perceived size. Clarity is graded as slightly included at eye level, which means gentle natural inclusions are present but do not detract from transparency or brilliance, and in fact can act as identifiers of natural origin. Crucially this sapphire is unenhanced, no heat or other treatments, a rarity in the market where heat treatment is commonplace, and this untreated status together with Madagascar provenance offers both aesthetic appeal and collectible value.

When durability is part of the buying decision it is important to compare this sapphire on the Mohs hardness scale, and sapphires sit at a very high hardness of 9. Only diamond rates higher at 10 on the Mohs scale, which means this corundum is exceptionally resistant to scratching and everyday wear compared with many popular colored gemstones. For context, topaz and spinel rate around 8, beryl family gems such as aquamarine and emerald range around 7.5 to 8, and quartz varieties like amethyst are about 7. The practical implication is that this 0.86 carat greyish blue sapphire will hold up better in rings and bracelets than those softer options and will resist surface abrasion far longer, helping polish and faceting remain crisp over time. Its hardness, combined with the excellent polish and the structural integrity of a well executed mixed brilliant cut, makes it an excellent choice for engagement rings and everyday pieces where longevity is a priority. Because it is unenhanced, there is no worry about treatments that could react to heat or chemicals during maintenance or future reworking, which means the gem retains its natural state and is easier to care for in the long term.

Comparing this untreated Madagascar sapphire to other market options highlights both quality and value advantages. Many commercial sapphires are heat treated to deepen color and reduce visible inclusions, which can make them visually impressive but less desirable to collectors and discriminating buyers who prefer natural states. Untreated sapphires like this one command a premium in the market precisely because they are scarce, and they offer a clear provenance story that synthetic or heavily treated stones cannot match. Lab grown sapphires can offer flawless clarity and predictable color at a lower price, but they lack the geological history and potential for value appreciation that a natural, unenhanced gem provides. Compared with other naturally occurring blues such as aquamarine or blue topaz the sapphire delivers superior hardness and a denser refractive behavior that translates to more lively light performance. The slightly included clarity grade here contributes to the gem being unmistakably natural while remaining attractive on the finger, and the medium color intensity gives versatility for both modern minimalist settings and more ornate vintage designs. From a value perspective The Natural Sapphire Company offers this gem as a durable, unique, and ethically sourced option, giving buyers a better long term return on enjoyment and potential market value than many treated or synthetic alternatives. For customers seeking a sapphire that combines beauty, toughness, and rarity, this 0.86 carat pear shape Madagascar sapphire is an exceptional choice, easy to set into a solitaire or halo, and durable enough for everyday wear with routine care.