0.73 Ct. Cabochon Black Opal from Australia

There is a quiet ocean in the heart of this stone, a small world of shifting light that speaks in emerald and sapphire, in flash of amethyst and a quiet amber breath, and it lives inside an oval cabochon that fits like a secret held in the palm. This Black Opal, an opaque multi color treasure from Australia, measures 8.84 x 6.44 x 2.27 mm and weighs 0.73 carat, an intimate scale that invites close conversation. The cabochon cut smooths and deepens the play of color, while an excellent polish lets each fire breathe, so that green and blue and warm copper tones move beneath the surface like slow tides. There is no enhancement, no artifice, only the original, vivid color intensity that comes from the earth, a patient geology rendered as light. When you lift it to the light you will find that it is both small and enormous, a jewel that condenses a horizon into an oval, a gem that feels as if the sky paused to nestle itself into a setting.

Holding this opal is like holding a poem with measurements and provenance, a factual tenderness that complements its lyric. The Natural Gemstone Company has chosen this stone for its storytelling, its honest opacity that makes the colors read like frescoes on a dark wall, and its Australian origin lends it the authority of place, of distant deserts and mineral dreams. Imagine the surface, so impeccably polished, reflecting a thin white line of light as proof of its finish, and consider the solidity of its cabochon silhouette, a dome that lets color pool and then spill. The 0.73 carat weight makes it perfect for a pendant that sits close to the throat, or for a ring that is worn like a private talisman, alive in shifting light. Because it is a Black Opal, it carries an inky depth that makes every color more dramatic, every flash more intimate, and because it is untreated, it holds an honest story, a natural drama that will not fade with time.

For a custom piece, think of companions that will sing rather than compete, stones chosen like lines of a hymn that lift the central chorus. A halo of small, brilliant white diamonds will frame the oval and sharpen each green and blue flicker, their cold fire setting the opal colors into relief, making them brighter by contrast, like stars around a planet. For a more colored harmony, choose tiny tsavorite garnets to echo the vivid green flashes, their clean green light amplifying the opal greens, or pick deep cornflower blue sapphires to sit like pools beside the opal and deepen the existing blue tones. For a warmer, more romantic palette, place small rose sapphires or pink spinels as delicate accents, their blush hue finding warmth in the opal amber. A three stone arrangement with a tapered pear shaped sapphire on one side and a matching tsavorite on the other will create movement, a gentle visual tide that guides the eye across each play of color. Envision settings too, a low bezel to protect the cabochon and to emphasize its smooth dome, or a fine claw setting to let more light strike the surface and increase the spectacle, and for a pendant, a slender bail that allows the stone to swing and show a thousand different faces as it moves.

When you commission a design from The Natural Gemstone Company, we will listen to the story you want this Black Opal to tell, and we will propose metals that complement the color story, warm yellow gold to bring out the amber undertones and to wrap the green in a vintage glow, cool white gold or platinum to make the blues and greens sing, or rose gold to soften and romanticize every flash. Picture tiny accent stones set like constellations around the oval, pavé diamonds catching the eye, or a trio of mixed color accents that echo the opal palette without overshadowing it. For a ring you might choose a scalloped gallery that lets light play from below, for a pendant a delicate bezel that cradles the cabochon like a moon in a new sky. This opal, with its vivid color intensity, its impeccable polish, its honest Australian origin, will be the heart of a piece that feels both ancient and utterly personal, a small universe set into metal, a love letter in light that The Natural Gemstone Company will craft with care and with a sense of wonder.