Gold Round 6-Prong Low Base Die-Struck Earring Mounting with Screwpost & Nut Stone Size:5.0mm (.50ct) you will already have this

you will already have this adapter

Heat treated for superior hardness

LE3014-55-6

Its standout feature is a special alloy melting element rated to 1900°C (3450°F) — far above the machine's maximum operating temperature of 1150°C (2100°F)

Gold Round 6-Prong Low Base Die-Struck Earring Mounting with Screwpost & Nut Stone Size:5.0mm (.50ct) you will already have thisA refined earring mounting designed for round faceted gemstones, this 6 prong low base die struck setting features a threaded screwpost and matching screw nut for secure, professional wear. Available in 14K yellow gold and 14K white gold, the series spans nine stone sizes from 2. 5mm to 6. 5mm to accommodate approximate diamond carat weights from . 05ct to 1. 0ct. Each piece is sold individuallyorder two for a matching pair. Features 6 prong low base