Oval Cut Ruby Diamond Necklace in 14k White Gold.  This fine modern necklace features a .52 carat oval cut ruby with .17 carats of diamonds in the halo and is set in 14 karat white gold. The chain measures 18 inches in length and connects to two jump rings on the top of the pendant. This would make a fabulous gift for a loved one who needs a bit of ruby sparkle in their life!