Product Details. Genuine Gemstone. Base Metal: Stainless Steel. Coating: 14K Gold PVD Stainless Steel. Add this charm to your One Love Chain Necklace.. Comes with a little card that says:. Emerald - The May Birthstone. Feel renewed, get inspired, promote prosperity in all things. Emerald is the stone of rebirth, wisdom, and good fortune. Let it serve as a reminder that it’s never too late to pursue your passions, or to find success in new ventures.