Fused hexagons are formed into these riveted alternative settings.  Hand fabricated out of solid argentium silver (a tarnish resistant alloy) with 6mm gemstones.
 
Post earrings with comfy silicone covered silver butterfly backs
 
Ready to ship with 6mm lab-grown rubies.  Also available in alexandrite, sapphire or aquamarine by special order at the moment.  Please leave a comment if you'd like a different gemstone and I'll make them special for you.