FashionJunkie4Life Sterling Silver Square Mustard Seed Pendant Necklace, 18" Chain, Black Background HIGH QUALITY 925 STERLING SILVER: Necklace includes an 18" sterling silver cable chain. Stamped 925 MAKES A GREAT GIFT: Mustard Seed Necklace arrives in a gift box REAL MUSTARD SEED PRESERVED IN RESIN: Measures 12mm (1/2") x 12mm (1/2") SATISFACTION GUARANTEED: We are a US-based, family-owned business that promises superior customer service including excellent communication and easy returns FAST & FREE SHIPPING: Orders leave our warehouse by the next business day!