4.5CT Marquise Shape Lab Diamond Engagement Ring

14K YELLOW GOLD & LABORATORY GROWN DIAMOND SEMI MOUNT ENGAGEMENT RING . CONTAINS 18 ROUND LAB GROWN DIAMONDS EQUAL 0.25CT TOTAL LAB DIAMOND WEIGHT . 4 PRONG - BEAD SETTING STYLE . RING IS MADE FOR A MARQUISE SHAPE CENTER STONE ABOUT : 16 X 8.5 X 5.5 MM . CENTER STONE SETTING IS A 6 PRONG SETTING - HEAD . ESTIMATED 14KY GOLD WEIGHT 4.7 GRAMS . RING SIZE 6 . SHANK - RING ONLY MEASUREMENTS ABOUT : WIDTH 2 MM , THICKNESS - DEPTH 1.5 MM