The Harvard Graduate School Pendant is beautifully engraved with your school's shield in your choice of solid 14K gold or sterling silver. 18K gold is available upon request. All custom engraving is free of charge, so you may choose to engrave your name, initials, graduation year and/or degree on the back of your pendant. For an additional fee, you may add an 18 inch sterling silver necklace to your order. The pendant is 17 mm in diameter.