Metal Quality: 14kt Yellow Gold Pendant Style: Emerald Cut Gemstone: Blue Aquamarine Gemstone Number: 1 Gemstone Shape: Emerald Cut Gemstone Total Weight: 0.75 carat Gemstone Color: Blue Pendant Measurements: 7.60 mm length, 5.60 mm width, 4.50 mm depth Chain Type: Cable chain Chain Length: 18 inches, adjustable at 15.25 in and 16.5 in Clasp: Spring ring Chain Width: 0.60 mm Total Carat Weight: 0.75 carat Complete Necklace Weight: 1.95 grams