316 stainless steel is a type of stainless steel that is commonly used in jewelry due to its durability and resistance to corrosion. It is an alloy of iron, carbon, and chromium, with a small amount of nickel and molybdenum added to enhance its corrosion resistance. ​ Some of the pros of using 316 stainless steel for jewelry include: Durability: 316 stainless steel is strong and resistant to corrosion, making it a good choice for jewelry that will be worn daily. Hypoallergenic: 316 stainless steel is hypoallergenic, making it a good choice for people with metal allergies. ​​ One of the cons of using 316 stainless steel for jewelry is that it may not have the same level of shine or luster as precious metals like gold or silver.