This listing is for one 4mm Synthetic Black Onyx threadless cabochon end. Please refer to listings for the other sizes of this product if you would like a different size.
This piece has a 25g pin back and can be used in all 18g and up universal threadless posts.
All jewelry parts are precision machined in the USA on CNC (Computer Numerical Control) machines out of solid implant-grade titanium (ASTM F136 6AI-4V ELI)
This manufacturer uses high quality synthetic and genuine gemstones. Every gem is crimp-set into the jewelry setting; no glues are used.
All pin ends are sold individually. Please order two if you would like a pair. Please note that not all pins are available in pairs.
This piece is threadless and requires a separate threadless post for insertion. This piece is sold separately from the post. This piece will arrive pre-bent for your convenience. Please refer to below chart for helpful instructions regarding threadless jewelry insertion.