This is a small sealed glass vial with mineral oil holding 7 gemstone birthstones: three are Amethyst, with one yellow sapphire, one aquamarine, one opal, and one blue topaz. It has a sterling silver leaf bail with a 16 inch sterling silver necklace. This one was intended for a much loved grandmother's 70th birthday. However, this would be a wonderful, unique way to wish Mom a Happy Mother's Day, a graduation gift, Merry Christmas, or any other reason to make a special someone a special, unique gift. Or, make I can make one just for you!