Zircon is my favorite gem and it is the second most brilliant gem in the world next to diamond!! Stone: Blue Zircon & Diamond. Metal: 14 KT White Gold. Gram Weight: 3.4 grams.The item "Antique 1940s $6000 8ct Natural Blue Zircon Diamond 14k White Gold Wedding Ring" is in sale since Saturday, April 8, 2017. 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.