Silver Multi Blue Topaz Iris Drop EarringsBlue Topaz Drop Earrings These sterling silver drop earrings are crafted with a polished finish and feature a two stone blue topaz design. The upper stone is a faceted, cushion cut blue topaz, shaped to sit just below the earlobe. Hanging from the cushion cut stone is a single, teardrop shaped topaz. This lower stone moves freely, creating a simple drop effect that highlights the faceting and colour of both gems.