In Nina Garcia's The One Hundred, a cocktail ring is listed as one of the 100 essential items every fashionable woman must have... I'm sure Nina knows what she's talking about! :P During one of my never ending spells of procrastination, I found a few cocktail rings that I actually quite like. They are big and bold so wear only one at a time!
Catbird: Digby & Iona's Giant Cocktail Ring - GunmetalLura Jewelry's Kyanite and Dragonfly RingFor a more subtle look: Song Sparrow's Golden Swirl Vintage Ring