18K white gold. Polished finish. Three bands. Two 18K yellow gold connector charms. Three 18K rose gold connector charms. Hallmarked in the United Kingdom at the London Assay Office. Handcrafted in the United States. Conscious: We've partnered with Good On You — an ethical agency that rates how sustainably brands perform. This item comes from a brand that performs well in relation to their impact on the planet.