A cobalt engagement ring featuring a grooved design and three fabulous stones. Elegance, simplicity and rock bottom price all rolled into one! Cobalt-based pigments have been used since ancient times for jewelry and paints. Today, some cobalt is produced specifically from various metallic-lustered ores, for example cobaltite (CoAsS), but the main source of the element is as a by-product of copper and nickel mining.
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Wrapped in an elegant box
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