"I've fabricated a Celtic Irish Trinity Knot Necklace featuring a 10x8mm oval Lab Created Emerald. The necklace is fabricated in sterling silver and the gemstone is set within a 4 prong oval setting. I've soldered a 16\" box chain, to both ends, for a total hanging length of 18\" when worn. Please allow me 3 business days to complete your order! This will come packaged in a pendant jewelry box within a felt pouch for safe keeping. **Lab created gems have the same chemical properties as earth mad