Parts Of Four Gold-Plated Sterling Silver Stack Roman Mountain Ring

With a background in sculpture, it's no wonder that Parts of Four describes itself as a "meditation on form, material and process". Offering a range of objects from furniture, installations and jewellery, the brand designs with industrialism in mind, experimenting with metal finishes and architectural details. The Stack Roman Mountain ring is crafted from Dirty Sterling - an acid-treated silver - and is fused with a layer of 18-karat yellow gold.