0.54ct Oval Slightly Grayish Light Blue Montana Sapphire Loose Gemstone Gemstone_Black Obsidian This is a sedimentary mineral

This is a sedimentary mineral formed at low temperature from igneous (volcanic) rock with high silica content and is made of mostly oxygen

This sapphire is from Montana and is totally natural

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It is in 10k gold

0.54ct Oval Slightly Grayish Light Blue Montana Sapphire Loose Gemstone Gemstone_Black Obsidian This is a sedimentary mineralUnleash your inner romantic with our Slightly Grayish Light Blue Montana Sapphire, a touch of mystery and sweetness. This stunning watercolor gemstone boasts a romantic cut, infusing any piece with a touch of light grayish blue. Its natural, untreated state allows for endless possibilities in creating a one of a kind masterpiece.