Tiny 4mm Faceted Blue Fluorite Gemstones & Sterling Silver Post Earrings Materials: blue fluorite gemstones, sterling silver posts Stone Size: 4mm brilliant cut Not sure what size you need? The pink eraser on the end of a pencil is 7mm. Pop one off & hold it to your ear. 8mm would be just slightly bigger, 6mm just slightly smaller & so on. Healing Properties: Stabilizing, Grounding, Harmonizing Primary Chakras: Heart, Throat, Third Eye, Crown Astrological signs: Pisces, Capricorn Shipped in a box ready for gifting to someone special or to keep for yourself. Tiny 4mm Faceted Blue Fluorite Gemstones & Sterling Silver Post Earrings