Threadless Prong Set Double Round Gem and Natural Stone Top

Threadless Prong Set Double Round Gem and Natural Stone Top. Manufactured from High Polish Implant Grade Titanium (Ti-6AL-4V-ELI ASTM F136). Pin Size: 0.45mm x 4.7mm.?We are transitioning our material to Japanese Titanium. Several of the colors/sizes have been updated already to Japanese Titanium. The Lot # & "JPN" will appear on the label which indicates that it is sourced and milled from titanium made in Japan, a DFARS compliant country for titanium. ?We have corresponding mill certificates for these tops which can be located on our website once logged in.The certificate includes the heat # & lot # for traceability.