Art Deco Filigree diamond ring designs gained immense popularity in the field of diamond engagement rings because of its intricate detailing and the romantic motifs. Below are some of the best metal choices in order to embellish an art deco filigree diamond ring. Platinum Platinum is perfect for filigree designs because of its hardness and durable nature. The mirror-like reflection and the hypoallergenic nature make it perfect for the vintage metal, and it can be treasured as such for a long time. 14k Gold This is an excellent choice for filigree diamond engagement rings as it is doped with other metals to raise the durability and hardness of the metal. You can also choose 14k gold of different colors such as rose, white, green, etc., in order to beautify your Art Deco filigreed diamond ring. Sterling Silver Sterling silver is also a good option for your art deco filigree diamond ring as can support delicate designs and also is durable. Additionally, this metal is much more cost-effective than other precious metals as well.