Super rare CD 378.2 from Vietnam. Gorgeous green color. Only known glass insulator produced in Vietnam. Only a few have been found. Has a large umbrella chip and one other small umbrella chip. Embossed with a cool star and 24 KV XN-SU THỦY TINH CÁCH ĐIỆN. First one sold for $8000! Because of the damage get this one for $900 plus shipping. Has a excellent display from 2 sides. Be one of the few to own this killer piece. Now $800! Now $750!! Now $650!! Now $595!! Now $500!!!