![Chain: Gold-plated Snake ~18" jewelry ~2mm metal lobster clasp necklace](http://merzies.com/cdn/shop/products/ch-gp-curb-2m_17b6f21e-025c-4ac5-9de3-d7f1a9615d0f_{width}x.jpg?v=1575158530)
Gold-plated metal chain ~20" necklace (from different vendors so lengths change a bit) - a popular jewelry staple. If you need a shorter or longer length, we have available in another listing. Price is for 1 chain. An alloy is the base metal. This picture is enlarged to show detail.
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There are plenty of on-line measurement converters should you require.