Made to sit with the point facing up, this lusciously feminine (and unusual) cut frequently goes solo because few wedding bands fit easily beneath the large underside of this stone. Actresses Katherine Heighl and Lela Rochon have a pear-shaped diamonds set in platinum.

3-carat pear-shaped diamond with tapered baguettes in platinum, Harry Winston, price upon request; 800-988-4110 or harrywinston.com.