This happens during the production process. The main reason is that the module is too small for stamping 925 or 990. What is Sterling Silver .
8pcs of 925 Sterling Silver Flower Pinch Bails Pendant Charm Bail
20pcs of 925 Sterling Silver Small Shiny Coin Tag Connector Charms for Bracelet
20pcs of 925 Sterling Silver Pinch Bails for Charm Pendant
10pcs of 925 Sterling Silver Cat Pinch Bails for Pearl Charm Pendant Necklace
2pcs of 925 Sterling Silver Flower Pinch Bails for Pearl Pendant Charm Drop
20pcs of 925 Sterling Silver Pinch Bail, Pendant Pinch, Charm Pinch for Necklace
