Necklaces / Pendants by Miranda Sharpe A small engraved silver disc with transparent blue enamel and 24ct gold foil sits neatly between a string of grey agate beads to make the front section of this necklace. The back section of the necklace is a fine silver curb chain fitted with a t-bar style catch. The necklace pictured measures 18" in length. Features Primary Material : silver Other Materials : 24ct gold foil, enamel and grey agate beads One of a Kind : No Metal : silver Gems : grey agate beads Hallmarked : Yes Length (inches) : 18 Cleaning InstructionsUsing warm soapy water with an old toothbrush should be sufficient to clean silver elements of thisnecklace, avoid getting the beads excessively wet as they are strung on silk thread. A standard silver cloth may also be used but please be aware that it will increase the shine on satin areas of silver. Beads should only be wiped with a damp cloth.