60s vintage watch Universal Geneve tank ref 842116 /01 hand wind cal 42

Case:
o   Stainless steel case with some marks
o   Fine condition with strong geometry
o   24mm without crown / 22.5mm lug to lug  / 8.4mm thickness / 18mm lug width
o  New plexiglass
o  Original crown signed

Movement:
o    Mechanical manual wind UG 42 - serviced by watchmaker on July 2025
(movement was disassembled, washed, lubricated)

Dial and Hands:
    o  White with roman numbers in great condition

Bracelet Material: 
  o New 18mm black leather croco flat, with generic chromed buckle

 
Conclusion / Condition: 
A rare UG in great condition, the tank design is amazing

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