Modern engagement rings can be personal, not prescribed. Compare lab-grown...

https://wiki-coast.win/index.php/What_Is_an_East-West_Engagement_Ring%E2%80%94and_Does_It_Snag_on_Everything%3F

Modern engagement rings can be personal, not prescribed. Compare lab-grown diamonds and moissanite, then see how recycled gold and an east-west setting affect look, wear, and cost