Vintage Art Deco Men’s 10K Yellow w/White Gold Synthetic Ruby & Diamond Signet Style Ring Sz 10. This is a neat vintage men’s Art Deco 10K Yellow w/White Gold Synthetic Ruby signet style ring. Overall ring is in good condition. The ring has an unusual detail to both sides–an arrow design with a Diamond in the middle in White Gold. The ring is a size 10. Marked 10K on the inside. Weighs 8.1 grams. View my photos for details. Please contact me if you have any questions.