70s vintage watch mens Zenith surf ref 01.0490.360 hand wind 2572 steel blue serviced

Case:
o All in stainless steel ref 01.0490.360 with minor marks
o Fine condition with strong geometry
o 36mm without crown / 40mm lug to lug / 8.7mm thickness / 18mm between lugs
o  Crystal with some scratches 
o  Original zenith crown

Movement:
o Mechanical manual wind zenith cal. 2572 - serviced by watchmaker in May 2026 - (movement was disassembled, washed, lubricated) - photo of timegrapher

Dial:
o Untouched blue in good condition

Band Material:
Original Zenith in stainless steel maximum wrist 17.5cm

Conclusion / Condition:
A very nice, rare model; a watch that goes well with any style, featuring a beautiful bracelet with "royal oak" details.

please see photos as they are part of the description.
No box or papers, 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