70's vintage watch mens ETERNA MATIC 2000 cal. 1480K Concept 80 ref 166T rare

From 70's this Eterna Matic 2000 automatic cal. 1480k, concept 80 big square case, recently serviced by watchmaker... 

Case:
o   All in stainless steel square with marks and scratches all over (never polished),  ref. 166T, serial 5548228
o   Fine condition with strong geometry
o   35.5m without crown / 40mm lug to lug  / 10.5mm tickness /  20mm lug width 
o   New generic plexiglass 
o   New generic crown

Movement:
o    Mechanical automatic eterna cal. 1480k -  serviced by watchmaker on December 2022
(movement was disassembled, washed, lubricated) - photo of timegrapher
date: quickset by repeated pulling the crown
 
 
Dial & Hands:
    o Untouched with dots and marks of aging

Bracelet Material: 
  o New 20mm dark blue leather, vintage look with generic steel buckle

please see photos as they are part of the description.
No box or pappers, no water proof test, sold as is, any question feel free for ask...