Here's Bar Rafaeli on the red carpet at Cannes. Rafaeli is a model and best known for being Leo DiCaprio's girlfriend. Here she wears a turquoise necklace and matching ring to stunning effect.

The turquoise color is a blend of green and blue. It's a calming color that resembles water and is a slightly greenish shade of cyan. Turquoise is said to be the color of communication and it represents intuition.

There are over 5,000 used and new turquoise necklaces being offered on auction at eBay right now. Check out their selection for ideas and inspiration.