Stone: Natural Emerald and Opal. Powered by SixBit's eCommerce Solution. The item "Antique ESEMCO 1930s $3400 3ct Natural OPAL Emerald 10k Yellow Gold Ring" is in sale since Tuesday, December 15, 2020. This item is in the category "Jewelry & Watches\Fine Jewelry\Fine Rings\Gemstone". The seller is "oldtreasures333" and is located in American Fork, Utah.This item can be shipped worldwide.