Selene's Tiara

? BC: Greece
Selene is the Greek goddess of the moon. Her great love was Endymion, a shepherd. One day while pulling the moon across the sky, she spotted Endymion and fell in love. She put him into eternal sleep so he may never grow old or die.

Today: Warehouse 13
The artifact was bagged by Steve and Leena after a great number of (lost) artifacts was released in the city of Moscow.