This sterling silver sand dollar necklace is a beautiful reminder of the ocean waves and summer days at the beach all year long.  General Information: It has an incredible shine that you will love every time that you look at it. Charm comes in four sizes: - 3/4in (20mm) - 1in (24mm) - 1.18in (30mm - 1.5in (38mm) Chains come in two lengths: - 18in (45cm) - 20in (50cm) Charms are a sturdy and thick .036in (0.9mm), 20 gauge sterling silver. Chains are a .047in 45.00(1.2mm) thickness Italian sterlin Ocean-inspired Sterling Silver Beach Jewelry, Nickel Free Sterling Silver Jewelry For Beach, Silver Shell Necklace For Gift, Ocean-inspired, Silver Strand Shell Necklace For Beach, Ocean-inspired Strand Charm Necklaces As Gift, Nickel-free Sterling Silver Jewelry For The Beach, Silver Strand Necklace For Vacation, Silver Strand Necklace For Beach, Silver Beachy Jewelry For Beach Occasions