This demi-fine Nugget detail necklace features a short row of faceted silver nugget details set on a sterling silver chain. This silver necklace has an extendable chain to suit a variety of lengths and is finished with our Astley Clarke signature star-set lapis lazuli tag. It's very versatile, simple, yet stylish. Collection: Biography. Metal: Sterling Silver. Metal Type: Sterling Silver 925. Necklace Length: Adjustable: 16"-18".