The gem industry zircon， turquoise， lapis lazuli same as December birthday stone， a symbol of victory， good luck， is a guarantee of success. Zircon is a natural gem diamond after the refractive index， high dispersion value gems， colorless and transparent zircon resemble diamonds， diamonds a good substitute. Common zircon mostly colorless， reddish-brown， maroon， green and so on.Metal: 10kt Yellow Gold Filled Main Stone: Champagne zircon Ring Weight: About 4g Ring Size(approx): 8/9Package included:1x Ring