0.70 Ct. Blue Sapphire from Ceylon (Sri Lanka)

You are looking at a singular Ceylon treasure offered by The Natural Sapphire Company, a transparent round blue sapphire that reads like a private invitation to rarity. At 0.70 carat this gem sits at a perfect threshold between everyday elegance and collectible rarity, its 5.11 x 5.11 x 3.33 mm dimensions giving it a presence that is both refined and unmistakable. The mixed brilliant faceted cutting style was chosen to marry depth with sparkle, and the result is a stone that draws the eye inward to layers of intense blue, while returning staccato flashes of light across the table. This is not a mass produced commodity, but a single hand selected jewel, heat treated in the established tradition of fine sapphire finishing to reveal a stable, intense color that is characteristic of quality Ceylon stones. Few stones of this exact combination of weight shape color and polish come to market, and ownership confers membership in a small circle of collectors and connoisseurs who prize provenance and personality in equal measure.

Technically the sapphire is exceptional in ways that matter to both the heart and the gemologist. The clarity grade is very very slightly included evaluated at eye level, which means that to unaided sight this stone reads clean, while under magnification it shows the kind of minimal silk or pinpoint crystals that authenticate natural origin and add character without distracting from brilliance. The intense color intensity is rare in a 0.70 carat round, and it sits beautifully between royal and cornflower blue, with a brightness that is intensified by an excellent polish. The mixed brilliant cut balances pavilion depth and crown facets to deliver lively scintillation and a pleasing face up size for 5.11 mm, while the precise faceting lines accentuate the stone center and create a velvety field of blue that changes subtly with motion. The heat treatment applied is industry standard and stable, accepted by laboratories and collectors alike, and it enhances the inherent color without compromising the sapphire natural origin of Ceylon Sri Lanka.

Consider how this blue sapphire would command attention in a custom piece designed to elevate its singular qualities. In a solitaire setting the gem reads as quietly majestic, perfect for a finger that favors minimalism with impact. Set in 18 karat yellow gold it will take on a warm, luxurious persona, the gold lending a rich contrast that brings the blue forward and imbues the piece with heirloom character. In platinum or white gold the same sapphire becomes more modern and luminous, the cool metal amplifying its brilliance and working especially well in halo designs where a ring of small white diamonds increases apparent size and adds scintillation without competing with the stone color. A custom three stone ring with tapered trap or baguette diamonds will lengthen the hand and provide elegant framing, while a delicate bezel setting gives the stone everyday security with a contemporary aesthetic. For earrings the gem will sing in paired studs surrounded by micro pave diamonds, and in a pendant the combination of mixed brilliant cutting and deep color makes it an ideal solitary focal point that moves with breath and body.

For bespoke designs that blend rarity with understated drama, pairing this Ceylon blue sapphire with complementary gemstones will create combinations that are immediately distinctive and enduring. Classic pairings with high quality white diamonds offer contrast and fire, and a halo of round brilliant melee will visually enlarge the 0.70 carat center while maintaining an elevated, refined look. For color contrast consider small accents of rich green tsavorite garnet or fine emerald, whose verdant tone sets off the sapphire blue in a way that feels both regal and organic, ideal for a nature inspired bespoke ring. For warmer palettes a pair of petite yellow diamonds or golden sapphires can be set as shoulders to create sunlight in the setting, or a blush padparadscha or pink sapphire can offer a romantic counterpoint that softens and magnifies the blue. For collectors seeking dramatic interplay choose alexandrite accents where available, they will introduce color change intrigue and a playful evening personality. When designing a custom piece with The Natural Sapphire Company we can propose specific carat sizes and shapes for side stones to achieve balance and wrist or finger presence, and we limit the number of bespoke commissions for stones like this to ensure that each finished piece remains as singular as the sapphire itself.

This sapphire is presented as an invitation to create something that will be cherished and passed down, a small but brilliant chapter in a family story. Because of its origin in Ceylon Sri Lanka its color profile and transparency place it in a storied lineage of highly desired sapphires, and because of its size clarity and cut it is especially well suited to jewelry that seeks to combine everyday wearability with collectible pedigree. Ownership is limited by the very nature of the stone, and The Natural Sapphire Company offers not only the gem but the expertise to translate it into a piece that matches your vision, whether that is a quiet solitaire, a diamond framed halo, a three stone engagement ring, or a high art pendant with colored gemstone accents. Contact us to discuss custom design options viewing possibilities and certification, and allow us to guide you through metal choices mounting styles and complementary stone selections so that your finished jewel will be unmistakably yours, and unmistakably rare.