These are 1+ carats calibrated 2.5mm carat black round rose cut polished diamonds. Like almost all black diamonds, these diamonds have been heated. Each lot contains 13-15 stones. All our diamonds comply with UN Kimberley regulations. 2.5mm (2.3mm-2.7mm). Or by clicking on our store link! The item “2.5mm CALIBRATED BLACK ROUND ROSE CUT POLISHED DIAMONDS” [ Read On… ]

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