Gestapo Identity Disk Security Ring.
This Gestapo Identity Disk Security Ring is attached to the end of the chain attached to a German police identity disk to prevent the loss of the disk. The open end of the ring is slipped over a button and the thread holding the button on slips into the narrow slot. Chain not supplied.
Marked CD B/W GES. GESCH. M1/44/39 (C.Dinsel, Berlin 1939)