14k Gold Plated with Cubic Zirconia Miami Cuban Chain Door Knocker Necklace. This bold and sleek necklace is finely crafted in brightly polished 14k Gold Plating, adding a luxurious finishing touch to your look. A classic Miami Cuban/curb chain gives it a contemporary vibe complemented by a classic door knocker design on the front studded with round brilliant cut cubic zirconias. A box clasp keeps this statement-worthy chain necklace in place. .