That was worth a try...
To sum up:
Original LCD is a DMF50202N (once upon a time existed the DMF50202NY-LY, the LED backlit equivalent...)
DMF50202N specifications
Display Type LCD - Monochrome
Display Mode Reflective
Backlight Without Backlight
Size. 95.0mm W x 58.0mm H x 8.7mm D
Dot Size. 0.40mm W x 0.56mm H
Viewing Area 62.00mm L x 44.00mm W
Dot Pixels 128 x 64
Dot Pitch 0.60mm x 0.44mm
Interface Serial
LCD controller CPU is a T6963C (XL166A00) and this is the crucial bit.
The mouser search engine pulled out this one, slightly bigger (can fit, I'm worried for the 11 mm thickness)
But look at the price... 135 €!!!
prea