925 Silver Hallmarked 829 CTS Lab-Made Peridot Pencil Shape Necklace. Peridot's meaning is associated with strength, balance, protection, renewal, and good luck. This green gemstone is believed to bring a sense of calm, ward off negative emotions like jealousy and anger, and promote emotional healing, such as letting go of guilt. Historically, it has been linked to fighting darkness and evil spirits, and modern beliefs connect it to inner radiance and spiritual purpose.