Yves Saint Laurent Arty Oval Ring

YSL's Arty Oval ring comes in several colors, retailing for $250 at YSL.com.

If you love the look but aren't ready to splurge, check out this option from La Dama. It retails for $30 and also comes in other colors (It comes in turquoise but they also have black with silver and a coral option). Click HERE for the lapis option shown below and HERE for the black ($25).