Jeweler Grade findings and components. High quality products manufactured for use by industry jewelry professionals and hobbyists. Diamonds graded and sorted by GIA graduate of diamonds. Why settle for less? Le Suq offers an assortment of 10K, 14K, 18K Solid Gold and .925 Sterling Silver finished jewelry, findings and jewelry making products at prices that are extremely competitive with today's precious metals market. 14K Solid White or Yellow Gold or .925 Sterling Silver 12-18.75mm Jumbo Spring Ring Heavy Luxury Clasp Chain Size mm Outer DimensionOuter Tube Dimension14kt White Gold14kt Yellow GoldSterling Silver12.0mm3.0mm1.60g1.70g_13.0mm___1.44g14.0mm3.2mm1.84g1.87g_16.0mm4.2mm _3.30g1.88g18.75mm___2.85g The prices listed are based on the option chosen from the drop-down menu.