Metal: Real 10k Gold Chain Type: Solid Link Finish: Polished Closure: Lobster Clasp Width and Weight (Average): - 2.0mm: 0.18gr per inch - 2.5mm: 0.2gr per inch - 3.0mm: 0.28gr per inch - 3.5mm: 0.37gr per inch - 4.5mm: 0.58gr per inch - 5.5mm: 0.79gr per inch - 7.0mm: 1.11gr per inch - 8.0mm: 1.42gr per inch - 9.5mm: 2.0gr per inch - 11.0mm...