The Light Shine Cross and Mustard Seed Necklace is a perfect uplifting gift and everyday reminder of our faith! The beautiful hammered cross is nickel-free pewter that is electroplated using 24k gold and .999 fine silver in the USA. It's approximately 34.5 x 17 x 2mm. The tiny pendant features a single mustard seed resined in place. Our chains and all findings are quality gold-plated brass or stainless steel that are electroplated for longevity and are all nickel-free. The necklace is 18" long with a 2" extender for a full 20" length. Matthew 17:20-21 "For truly I tell you, if you have faith the size of a mustard seed, you will say to this mountain, 'Move from here to there,' and it will move; and nothing will be impossible for you."