Lady's 18K Yellow Gold Pearl & Diamond Necklace. Pearl Size: 9.50mm - 10.50mm Necklace Length: 17" Contains: Nine Natural Cultured Drop Shape Pearls. Size: 9.50-10.50mm, Color: White. 181 Natural Round Brilliant Cut Diamonds. Weight Approx: 4.00cttw, Color: G-H & Fancy Yellow/Brown, Clarity: VS-SI. Complementary Lady's 18K Yellow Gold 11.00mm Pearl & Diamond Earrings Available: Click Here! This is a beautiful piece of handmade diamond and pearl jewelry. All the gold work is done in 18k gold and many of the diamonds are natural cognac colored stones. The pearls are necessarily oblong to fit in the general design but overall matched with beautiful luster. All-in-all, a unique high quality piece of jewelry. It can be construed as a formal piece but I think it is also suitable for casual wear. To complete the show you may want to consider the matching pair of earrings - linked above.