This vertical lavalier is made specifically for Sigma Delta Tau Sorority. It comes with Lab Created Diamonds on the Greek symbols and the lavalier itself is made of Sterling Silver. Chains for this lavalier can be ordered as well on the dropdown below - if you would not like a chain, please select the NO option on that dropdown. We have 16-inch and 18-inch sterling silver chains to accompany this lavalier. Rush service is available for 20% of the total and this service can be selected during checkout.