Ancient Egyptian artifacts scarab

Large light green limestone heart scarab, once placed on the throat, chest or heart of the mummy. At the bottom, a few hieroglyphics and Egyptian symbols, vertical lines on the top. 18th Dynasty. Unusually large and beautiful.
Egyptian antiquities are authentic and come with a Certificate of Authenticity.
Egyptian
1570 - 1342 BC
1 1/2” x 1”