Gemstone Description Gemstone: Sapphire Color: Black Gem Grade: AA CTW: 59.000 CTW Cut: Oval Cut Material Information Plating Material: Rhodium Primary Material: Sterling Silver Primary Material Weight: 29.60 g Primary Material Karat: 0.00 k Secondary Material: Rhodium Secondary Material Weight: 0.00 g Secondary Material Karat: 0.00 k Jewelry Information Mount Type: Necklace Gender: Womens Length: 17.00 in Overall Weight: 29.60 g