14/20 Yellow Gold-Filled Square Post Earring with Open Ring Microscopes The copper heating element stands

The copper heating element stands up to constant heat and delivers a long service life

then burnish the prongs over the stones to secure them in place

Use this system to give metal and plastic pieces a good polish

Tourmaline is hard and usually transparent

14/20 Yellow Gold-Filled Square Post Earring with Open Ring Microscopes The copper heating element standsThis 14 20 yellow gold filled earring features a solid square design and offers an open ring, making it an ideal foundation for creating a custom earring design. The friction post features a groove that helps provide a more secure hold when inserted in an ear nut (not included). This earring is plated with 14 karat yellow gold to ensure a uniform color.