60's vintage watch mens diver Duward Aquastar ref. 1903 automatic cal. AS 1902 /03

From 60's this Duward Aquastar ref. 1903, case in stainless steel, recently serviced by watchmaker... 
 
Case:
o    All in Stainless steel profissional polished, ref. 1903 and serial: 529709
o    Fine condition with strong geometry
o    37mm without crown / 47mm lug to lug  / 11mm tickness /  19mm lug width
o    Plexiglass in good condition
o    Original aquastar crown
o    Internal bezel operated by crown to turn is ok
 
Movement:
o    Mechanical automatic AS 1903 /02-  serviced by watchmaker on June 2025
(movement was disassembled, washed, lubricated) 
date: set by changing 20-24h
 
 
Dial and Hands:
    o Untouched with evident signs of age
 
Bracelet Material: 
  o New 19mm black tropic sport in rubber
 
Condition: 
Overall in good working condition, a truly stunnig piece...

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