Free overnight shipping for delivery by Mother's Day is included when you order this 1.6 Carat Tanzanite and Diamond Ring in 14K White Gold, normally $960.29, for $399 at Jewelry.com. The overnight shipping ends at 6pm EST! The price and the shipping upgrade are exclusives we've arranged just for our readers. The ring features a 1/6ct deep purple-blue tanzanite center stone with 1/5cts worth of diamonds set in 14K white gold. There's no sales tax (except NY).