Made in Alberta, Canada These earrings start out as rough stone that is carved into small cabochons. The cabochons are prepped for post backs and attached to surgical stainless steel posts. We use UV resin to create a waterproof and long lasting connection. The studs are all handmade in small batches using authentic gemstone material. We offer a lifetime warranty on all studs. Please contact me with any questions or concerns. Follow us on Instagram and Facebook: @earthandelmjewelry <3