The Saturn - Australian Black Opal & Diamond Tsavorite 18K Yellow Gold Necklace.   Free Domestic USPS First Class Shipping!  Free One Year Limited Warranty!  Free Gift Bag or Box with every order! Opal—the queen of gemstones, is one of the most beautiful and rarest gemstones on earth.  Every piece of opals has its colors and patterns, which is perfect for designers to create unique engagement rings for someone extra special.  We use 100% Natural & Ethically opal stones (NO synthetics or imitations) for our jewelry. --------------------------------------------------------------- ABOUT THIS PRODUCT Solid 18k Yellow Gold Australian Black Opal, 1.2 ct Opal Darkness: N5 Opal Brightness: B4 20 Diamond: 0.057 ct Tsavorite: 0.009 ct Metal Color: Golden Opal Color: Yellow & green with the play of colors. Pendant Size: 13.5 x 12 mm Occasion: Birthday/Anniversary/Engagement (include hook/bail) Chain: Free 18 inches Silver Chain or 18K Solid Yellow Gold Chain for Extra.