Metal: 18K white and yellow gold, Marked/Tested 750 Gemstones/Diamonds one cultured saltwater pearl: 14.21mm X 13.86mm; 31 square step natural blue sapphires, approx.: 1.55ct total weight; 30 natural diamonds, approx.: 1.75ct total weight Clarity: VS2 - SI2 Color: G - H Measurements: ring size 4, 19.8mm wide(1 inch= 25mm) Weight 19.0 g Description: excellent condition!!! Report # US 54470701J February 10, 2010 Shape: Round Weight: 19.0 grams Measurements: 14.21mm x 13.86mm Color/ Overtone: White Luster: Good Surface: Lightly Blemished X-Ray Fluorescence: Faint Conclusion: Cultured Saltwater Pearl Comments: The total weight of the ring is 19.0 grams. One (1) cultured pearl (described in detail below), mounted as the centerpiece in a ring. The 18k white and yellow gold ring contains; thirty one (31) square step cut natural blue sapphires (heat treated), with an approx. twt. of 1.55ct. channel set in yellow gold. A total of thirty (30) RBC natural diamonds, are pave set in white gold. The diamonds range from G-H color, VS2-SI2 clarity, with an approx. total weight of 1.75ct.