60s vintage watch mens Cortebert precision burgundy ref. 298.006 monocoque 60 1ers prix observatoires serviced

From 60's this rare Cortebert powered by automatic movement, monobloc case and screw crown, recently serviced by watchmaker... 

Case:
o   All in stainless steel, ref. 298.006
o   Fine condition with strong geometry
o   35mm without crown / 42mm lug to lug  / 11mm tickness /  20mm lug width
o   Mineral crystal with scratches all over 
o  Screw crown

Movement:
o    Mechanical automatic -  serviced by watchmaker on February 2025
(movement was disassembled, washed, lubricated) 

Dial and hands:
    o  Untouched burgundy 

Bracelet Material: 
  o  New 20mm dark brown leather with generic steel buckle, vintage look
 
Conclusion / Condition: 
Very nice and rare vintage watch in great working condition..

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…
Keep in mind that it is a vintage watch
Wrist-Treasure