miabella 18k gold over sterling silver italian solid 4.5mm flexible flat herringbone chain necklace men women 16, 18, 20, 22, 24 inch 925 made in italy (20 inches) miabella miabella brings you the finest in modern and classic design. crafted from 925 sterling silver, this 4.5mm gold plated herringbone chain has the solid and modern feel that is always in style. wear alone or layered with other lengths to make a statement. lays flat, smooth and comfortable on the neck. made in italy.