A Ladies 18K White Gold  Diamond Engagement Ring With A 1.17 Carat Oval Irradiated Yellow Diamond Set In A 4 Prong Mounting With 58 Round Brilliant Cut Diamonds Having A Total Weight Of .30 Carats.   The White Diamonds Are Set In A Halo Surrounding The Center Oval Diamond And In The Split Shank.  The Total Diamond Weight Is 1.47 Carats.