TI 800Model: TI-563-11 (TI-800) Code: ok
Battery:
  AG3 or 392
WCase: black plastic WBand: rubber matching bracelet Face: black frame with push red and green 
Manual: Yes  Box: No  Light: no
Year: 1987 Price: xxxx
Function: The watch has five functions- hours, minutes, seconds, month and date, with light.
Info: 
Fantastic Find !!! Extremely rare !!!

ti 800 01

ti 800 02

ti 800 03Fantastic Find !!! Extremely rare watch, seen two in the last few years, the first in a German blog, the second we found it !!! in the last photo you can see the writing "assembled in Italy"