Peridot is not only the birthstone for August, but a popular alternative to emerald for a festive look. This necklace features 9 cubic zirconia crystals, each one measuring 4mm. The chain itself is a diamond cut curb style and is 16 inches long with a 2 inch extender. It's stamped with 925 for sterling silver and weighs 4.7g. This shade of peridot matches perfectly with other peridot items in our birthstone range, so why not pick up a pair of crystal earrings to create a finished look?