Sterling Silver Created Blue Opal Inlay Barrel Bead Charm Our simulated blue opal barrel charm makes a stunning enhancement to your October birthstone bead story. The sophisticated interplay of luminous color and sterling silver will be sure to mesmerize you. Material: .925 Sterling Silver, Synthetic Opal Measure: 9 mm L x 10 mm W, 5 mm Bead Core Weight: 2.8 Grams Compatible with Pandora Charms, Biagi, Troll, Chamilia, European Style, Persona, Ohm, Kay's Charmed Memories and More. Fits both necklace and bracelet 3mm or smaller. The Unthreaded Hole Size is about 4.8mm-5mm. Free elegant black velvet pouch, bead make a great personalized gifts for Mothers Day, Anniversary, Wedding, Birthday, Christmas, Valentines Day, Graduation Gift for Sister, Mother, Mom, Grandmother, Daughter, Wife, Girlfriend, Aunt, Mum, Grandma, Female Friend or Treat Yourself 30 Days Money Back Guarantee combined with world class customer service no question asked. Bling jewelry offers best quality without compromise. We individually inspect each of our products, to make sure you are only getting the very best from us. Our simulated blue opal barrel charm makes a stunning enhancement to your October birthstone bead story. The sophisticated interplay of luminous color and sterling silver will be sure to mesmerize you. Material: .925 Sterling Silver, Synthetic Opal Measure: 9 mm L x 10 mm W, 5 mm Bead Core Weight: 2.8 Grams Compatible with Pandora Charms, Biagi, Troll, Chamilia, European Style, Persona, Ohm, Kay&#039;s Charmed Memories and More. Fits both necklace and bracelet 3mm or smaller. The Unthreaded Hole Size is about 4.8mm-5mm.