Blue topaz and diamond necklace designed in 14 karat white gold. The oval blue topaz is set in 4 prongs and measures 13.95x9.65x7.75mm, weighing an estimated 6.47 carats. A single round diamond set in 3 prongs weighs approximately 0.03 carat. Pendant measures approximately 23mm tall by 10mm wide. Includes an 18 inch light rope chain with spring ring clasp. Weight of piece is 3.76 grams.