Ross-Simons - 12.90ct t. w. Ruby, .35ct t. w. Diamond Drop Earrings in Silver. The illumination of .35 ct. t. w. diamonds makes these gemstones even brighter. Our drop earrings showcase 12.90 ct. t. w. pear-shaped and oval rubies in a dramatic display of rich color and shine. Set in sterling silver. Hanging length is 1". Post/clutch, diamond and ruby drop earrings. Ruby birthstones are the perfect gift for July birthdays. Ruby Drop Earrings, Sapphire Jewelry Set, Blue Topaz Pendant Necklace, Emerald Earrings Drop, Opal Drop Earrings, Curve Ring, Ruby Birthstone, London Blue Topaz Ring, Fine Jewelery