A gold pendant at the center of a necklace can symbolize protection, faith, or memory, shining close to your heart.

https://www.pbs.org/wgbh/masterpiece/specialfeatures/8-fascinating-facts-about-real-gold-that-will-surprise-you/

A gold pendant at the center of a necklace can symbolize protection, faith, or memory, shining close to your heart.