Ruby engagement rings? Absolutely! Diamonds may be a girl's best friend, but Ruby engagement rings are a unique, original, and a far more affordable choice. Gem of hot summer nights and steamy red sunsets, ruby is the birthstone of July. Show the world the passions within you with a fiery ruby ring. A sparkling white topaz ring is just the thing if you like diamond jewelry but you're on a budget. We won't tell if you won't!