Modern rings can feel personal, not rule-bound. Compare lab-grown diamonds,...

https://victoriasniceop-ed.capitaljays.com/posts/oval-engagement-ring-east-west-vs.-north-south-which-looks-better-on-short-fingers

Modern rings can feel personal, not rule-bound. Compare lab-grown diamonds, colored sapphires, and east-west settings, then weigh recycled gold and a 20–25-character engraving