Here is a 400-character description meeting your requirements: This beautiful sterling silver nurse necklace features a cross with heartbeat symbol. Made of real 925 silver it will not tarnish or change color. Lovely and delicate its perfect for everyday wear. Hypoallergenic with no nickel or lead it causes no allergic reactions. An ideal gift for nurses and medical professionals. Perfect for nurse appreciation nursing graduation new RN gifts or nurse practitioner gifts. Also great for nursing students future nurses medical students doctors or school nurses. A wonderful nurses week gift retirement gift or thank you nurse gift.