Blue
From pale sky blue to deep royal and cornflower tones, blue gemstones remain a timeless classic. This collection includes sapphires, aquamarines, spinels and other gems displaying a wide range of blue hues.
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Sapphire
Nineteen48Stunning cushion cut, deep blue, untreated sapphire, which was responsibly sourced from an artisanal mine near Ellawela, Sri Lanka.
Sapphire
Nineteen48Blue to light blue step-cut sapphires responsibly sourced from Pohorabawa, Sri Lanka.
Sapphire
Nineteen48A selection of blue, light blue and pale blue sapphires ethically sourced from Sri Lanka.
Sapphire
Nineteen48Pale blue tapered baguette sapphire ethically sourced from Sri Lanka.
Sapphire
Capricorn GemsResponsibly sourced blue, green, teal and chartreuses sapphire from Queensland, Australia. Untreated and cut into an oval shape, this gemstone weig...
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Capricorn GemsBlue and green princess-cut sapphire responsibly sourced from Queensland, Australia. Untreated and weighing 0.15 carats, this gemstone showcases th...
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Capricorn GemsSapphire
Capricorn GemsSapphire
Capricorn GemsDeep green-blue baguette sapphire from Queensland, Australia.
Sapphire
Nineteen48Sapphire
Capricorn GemsUntreated blue/teal/green sapphire from Queensland, Australia. Square cut and weighing approx 0.57 carats. More than one available.
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Capricorn GemsSapphire
Capricorn GemsThe sapphire on the left is available.
Sapphire
Capricorn GemsOnly one available
Sapphire
Capricorn GemsUntreated blue and yellow flat-back sapphire from Queensland, Australia. Oval cut and weighing 1.48 carats, this gemstone measures 9.5 x 7.2 mm and...
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Capricorn GemsUntreated blue-green sapphires from Queensland, Australia. These square-cut gemstone weigh approx 0.34 carats and displays the sought-after mix of ...
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Capricorn GemsSapphire
Capricorn GemsSapphire
Capricorn GemsSapphire
Capricorn GemsResponsibly sourced from Queensland, Australia, these untreated sapphires measure approximately 2.75 mm, are cut in a ...
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Capricorn GemsSapphire
Capricorn GemsSapphire
Capricorn GemsSapphire
Capricorn GemsResponsibly sourced from Queensland, Australia, these untreated sapphires measure approximately 3.25 mm, are cut in a round brilliant style, and we...
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Nineteen48Responsibly sourced blue, green and yellow sapphires from Queensland, Australia. These untreated pear-cut gemstones weigh approx 0.80 carats. More ...
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Nineteen48Sapphire
Nineteen48Stunning pale blue sapphire with striking colour zoning- soft yellow dappled through the body of the stone.
Sapphire
Nineteen48Sapphire
Nineteen48Bright oval sapphires, each measuring approximately 6 x 4.5mm.
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Nineteen48Sapphire
Nineteen48Lovely oval, responsibly sourced sapphires in pale blue and clear with a tint of blue.
Sapphire
Nineteen48Responsibly sourced from Sri Lanka, these radiant-cut sapphires display an almost colourless appearance with exceptional brilliance. On closer insp...
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Nineteen48A set of trillion-cut sapphires measuring 6mm each in soft pastel tones ranging from clear to pale blue and delicate yellow. Perfect for creating a...
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Nineteen48Pear-shaped untreated sapphire just over 1 carat. Soft, almost off-white tone with a flattering cut and good sparkle.