HSTE[Omega Moderator]
4555
The cute, vintage (1967) Aqualung Diver ref. 1573-666 "U.S. Divers Co." in sun-set light.
Affiliated with Jacques-Yves Cousteau and his divers shop / company.
Look at the quirky, "lying" 30 on the bezel .... ;-)
Cheers, HSTE