Eighteen karat (18K) yellow gold natural sapphire corundum and diamond necklace. Cushion and pear faceted cabochon cut natural sapphire corundum gemstones are mounted in the center of the necklace. Round brilliant cut diamonds accent the necklace around the center gemstones. The necklace has a gross weight of 79.4 Grams. (White Enamel Set Between The Center Gemstones) Reference: GIA Sapphire Report 6223907102 #NATURAL GEMSTONE# GEMSTONE: Sapphire Corundum NATURE: Natural (No Indications of Heating) SHAPE: Cushion and Pear, Faceted Cabochon WEIGHT: 89.40 carat total (5pcs.) DIMENSIONS: 24.8 x 14.5mm CLARITY: Type 3 COLOR: Blue (5/5) SYMMETRY: Excellent TRANSPARENCY: Translucent TONE: Dark #NATURAL DIAMOND# SHAPE: Round Brilliant Cut WEIGHT: 4.71 carat total (290pcs.) DIMENSIONS: 1.7 x 1.5mm AVERAGE CLARITY: SI1-SI2 AVERAGE COLOR: G-H SYMMETRY: Excellent POLISH: Excellent #METAL# METAL: Gold PURITY: 18K (750) COLOR: Yellow CONDITION: Excellent FINISH: High Polish Size: 17