Charm: 9mm L x 5mm W Solid Gold 2.5mm Round Faceted Genuine Gemstone in Aquamarine Matte Finished Gold March Birthstone Charm in Genuine Aquamarine Add this sparkling gemstone charm to any necklace or bracelet to represent a loved one born in March. This solid gold pendant features a flush set genuine aquamarine gemstone.This faceted aquamarine gemstone is the birthstone for March. Birthstone prices vary depending on the cost of the stone. The pictures in Alternate Images are there to show the scale of the product. Colors and other details may vary.