The stones show greenish blue or bluish green in normal lighting. They become purplish pink or purple under direct sunlight or flashlight. This color change synthetic alexandrite may come in teal, green, purple and pink shades depending on lighting. The use of the Triquetra, Trinity knot, spans 5000 years and is interlinked with nearly every global culture from Ancient Egyptians, Indo-Aryans, Far Eastern Buddhists, Norse pagans to Medieval Celts and beyond Silvershake Created Color Change Alexandrite White Gold Plated 925 Sterling Silver Triquetra Celtic Knot Ring, is shipped with anti-tarnish protection in reinforced gift boxes & satin-style pouches; guarantee far-outlasting competitors Alexandrite, one of June’s birthstones, is very expensive; synthetic Alexandrite is all the glamour less the price Silvershake Created Color Change Alexandrite White Gold Plated 925 Sterling Silver Triquetra Celtic Knot Ring Size 8