Marked "134" on the back of the cross - centered, 4 rivets
This firm uses hollow rivets and has its Präsidialkanzlei Lieferant number "134" stamped in the center reverse in incuse relief. Note that the hinge and retaining clip are seated into recesses on the reverse face .
Model observed W: 63.16 mm / H: 63.13 mm / Weight: 44.69 gr.
Model reported: 63.5 mm / weight 42.6 gr.
Model reported W: 63.0 mm / H: 63.1 mm / Weight: 44.0 gr.