Turquoise: 6mm x 8mm; 14K yellow gold; 17-18.5" adjustable length; pendant: .25"L; Lobster clasp; Almost all gemstones and blue and black diamonds have been treated to enhance their beauty and require special care; Photo may have been enlarged and/or enhanced; All gemstone carat weights (tcw) are approximate; variance may be 0.05 carat.; Imported