The Marguerite | Emerald & TrapzEmerald Cut Three Stone Engagement Ring with Elongated Trapezoids Introducing your heirloom to be: The Marguerite. This antique style three stone engagement ring is conceived for its grandeur and elegance, without the ostentation. Elongated trapezoids frame a 5 carat Emerald diamond center stone, for a hall of mirrors that does right by Versailles, itself. Finally, a fully round band recalls an era when rings were hand wrought from precious wire.