For your consideration is this Pair of 925 Sterling Silver Mexican Fan Abalone Shell Screwback Earrings. They weigh 7 grams and they are marked on the back. They say ADC Sterling 925. The colors in the abalone shell are purple, blue, green, brown, and white. This pair of earrings is in good, functioning condition. There are some usage marks on these earrings and there is some patina on the silver on the back of the earrings. These would be a great addition to your collection. Please see the pictures for more detail.