Sterling Silver Material: The Alpha Chi Omega Necklace is 925 sterling silver based. All the metals we use are not include lead, nickel and not hypoallergenic. "Alpha Chi Omega" Ideal Gifts for Her Perfect Quality Satisfaction: We value your shopping experience very much, so if you have any questions, please feel free to contact us. It is made of sterling silver with gold plated It's designed and created exclusively by our company, 0.25" x 1.0" tall. With a 18" Gold Chain.Show your pride by wearing this classic necklace. This makes a great sorority gift for a newly initiated member and makes a perfect favor for any sorority event.