50s vintage watch mens Longines Big Calatrava ref 5045 10 cal.12.68N

Case:
o   Stainless steel with visible marks and scratches 
o   Fine condition with strong geometry
o   37mm without crown / 45mm lug to lug  / 11.5mm thickness / 18mm lug width
o   Plexiglass in good condition

Movement:
o    Mechanical manual wind cal 12.68N serial 8.375.593 - serviced by watchmaker on September 2025
(movement was disassembled, washed, lubricated)

Dial and Hands:
    o  Evident signs of aging, gold hands

Bracelet Material: 
  o New 18mm dark brown leather vintage look, generic steel buckle

 
Conclusion / Condition: 
A very rare and nice vintage longines, in good 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, it is normal to be 1/2 minute early or late
wrist-treasure