Sterling Silver 030 Gauge Italy Coreana Chain 20 Inches Hang your favorite charms and pendants from this sterling silver coreana chain. This popcorn chain has a lobster claw closer, making it a great way to customize your jewelry box. With full creative control you can layer, dress up or dress down this unisex 030 gauge chain. Measure: 3mm, Weight: 6 Grams, Material: .925 Sterling Silver,Measure: 1.3mm W,Weight: 2 grams.