Sterling Silver Gun Metal Color Brown and Yellow Diamond Two-Tone Owl Pendant Necklace, 18" The wise old owl pendant featured on this necklace sparkles with brown and yellow diamond accents, making for a fun, whimsical addition to any woman's jewelry box. Crafted in .925 sterling silver Colored diamonds may have been treated to improve their appearance or durability. All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free. Imported Carat weight listed is the total for all stones.