These sky blue, graphical hook earrings feature an octagonal emerald cut Blue Quartz stone set in .925 rhodium plated sterling sliver. The unusual cut glimmers like a snowflake, adding color and light to either an evening or casual outfit. The earrings are Approximately 1 1/8 inch long. The gem is a 12mm octagonal shaped emerald cut Blue Quartz. The Blue Quartz is a birthstone for December, zodiac signs Sagittarius and Capricorn.