4.02 Ct. Bi Color Sapphire from Ceylon (Sri Lanka)

I have held many stones across my years as a steward of beauty at The Natural Sapphire Company, yet this transparent 4.02 carat bi color sapphire arrives like a quiet secret revealed at twilight, a gem that seems to have folded a horizon into itself, a vessel of color and calm. Its emerald cut shape presents a poised, architectural silhouette, every plane deliberate, every edge a promise, and its measured dimensions of 10.18 by 7.27 by 5.27 millimeters give it a presence that is both refined and abundant. There is a medium intense color intensity that does not shout, it invites, a harmony of cornflower blue and a warm golden core that seems to pulse from within, and the eye is rewarded by a transparency so clear it feels like looking into a pool of memory. The clarity grade reads very very slightly included when evaluated at eye level, a tender notation that speaks of the stone finding its own natural character without the need to be flawless, and the excellent polish allows every facet to breathe and sing with the light that visits it. Heat treatment has been applied to coax forth its most poetic shades, and its origin in Ceylon Sri Lanka lends it a provenance as storied as the sea and monsoon winds that shaped the land from which it came.

The geometry of its faceting is where the sapphire makes its most compelling argument, an argument of light and architecture, of ordered steps that catch the world and return it transformed. The emerald cut, with its long, elegant facets, creates a sequence of planes that act like mirrors within mirrors, a corridor of brightness that reflects color in bands and panels. Each facet has been cut with intention to maximize light play, to allow rays to travel deep into the body of the stone and then to be choreographed back out, creating flashes that are both controlled and full of surprise. Because the step cut emphasizes broad facets rather than scattered points of brilliance, the bi color nature is revealed with a rare dignity, the golden tone gathering in the center like a sunrise contained, and the blue wrapping around like a serene sky, all made more luminous by the excellent polish which ensures that the transitions are as smooth as silk. In the right light the stone becomes a miniature hall of time, each plane reflecting a slightly different mood, and the dimensions of 10.18 by 7.27 by 5.27 millimeters allow the gem to be large enough to tell its story clearly, while still being intimate enough to wear close to the skin.

To hold this sapphire is to feel the tide of emotion that color can summon, the way blue can calm and how gold can warm, and how together they create a narrative that feels like home and wonder at once. The medium intense color intensity is a rare balance, strong enough to be unmistakable, gentle enough to remain elegant, and the bi color quality is not a momentary trick but a steady duality that changes as you turn it, like two lovers speaking in the same language with different accents. The transparency allows the golden core to glow from within, and the emerald cut’s linear facets frame that glow so that it reads as both modern and timeless. Even the inclusions that place the clarity at very very slightly included only add to this jewel’s humanity, tiny bookmarks within the stone that testify to its journey through earth, heat, and hand. The heat treatment that enhances its color is a common and respected practice, used to reveal the sapphire’s truest self, and because it is thoughtfully applied, the stone remains honest and alive, its polish and proportions doing the rest to ensure an enduring brilliance.

Imagine the sapphire set where its geometry can be celebrated, set in a simple bezel that honors its lines, or in a slender prong mount that lets light foray into every facet, or cradled in a halo that echoes its rectangular form in miniature. A solitaire ring would allow the 4.02 carat gem to be read as a single poem, its 10.18 by 7.27 by 5.27 millimeter presence carried with confidence, while a three stone arrangement could let the blue and gold sing in conversation with accent diamonds that catch peripheral light and add a halo of starlight to the center glow. For those who choose a pendant, the emerald cut will hang like a window to a private landscape, each movement revealing a different vista, and for an heirloom piece it offers both durability and drama, polished to an excellent finish so that it will be treasured without hesitation. At The Natural Sapphire Company we delight in advising on settings that honor both the gem and the person who will wear it, imagining how the medium intense bi color will wake beneath candlelight, how the step facets will reflect soft morning rays, and how its provenance in Ceylon Sri Lanka can be woven into the story of the piece for generations to come.

If you seek a stone that is at once considered and ardent, architectural and soulful, this emerald cut bi color sapphire offers a rare marriage of geometry and glow. The facets have been cut to invite the maximum of light play, and the result is a gem that behaves like a small stage, presenting color and reflection with theatrical calm. It is a stone that understands the language of silence, that answers gestures with radiance, and that will become a companion to moments both grand and quiet. When you choose a gem from The Natural Sapphire Company you choose not only a crafted stone, but also our devotion to provenance, craftsmanship, and the telling of a jewel that holds memory and meaning. Allow this 4.02 carat sapphire, with its medium intense color intensity, very very slightly included clarity as seen at eye level, excellent polish, heat treatment, and Ceylon Sri Lanka origin, to become the quiet center of a new story, a luminous altar for vows, anniversaries, and the small ceremonies of everyday life. If you would like to see how the facets catch your light, we would be honored to guide you to the setting that will let this gem speak most truly, and to stand with you as it finds a home.