This is a special open heart necklace with round brilliant cut diamonds. The piece is from the Vera Wang Love Collection. The natural round brilliant cut diamonds have a total weight of 0.50 carats. The diamond quality is I color & I1 clarity. This piece is in excellent condition, like new. Box as shown included. What a perfect gift 💝 Treat yourself The box link chain measures 22 inches & is adjustable. There is a heart & a bead at the end of the chain so you can pull the bead & adjust the length. So convenient