C. 1980. From our Estate collection, this luxurious 14kt yellow gold herringbone necklace flashes a slick, high-polished shine that will cat… C. 1980. From our Estate collection, this luxurious 14kt yellow gold herringbone necklace flashes a slick, high-polished shine that will catch lots of attention. Wear it solo for a classic look, or styled into layers for a modern spin. Springring clasp, 14kt yellow gold herringbone necklace. Exclusive, one-of-a-kind Estate Jewelry.