Olympia Calendar Hand-wound Vintage Watch Mens Dress Watch Collectible

Olympia Calendar Orient from the 1960's.
ORIENT (Orient) manufacturer.
Manual winding movement with 17 jewels.
Stainless steel material.
Aftermarket jubilee bracelet.
The size is 1.69 inches wide x 1.46 inches long.
The lug width is approximately 0.71 inches.
It is currently working without any problems.
OH history is unknown (OH is recommended for daily use).
The wrist circumference is around 6.30 inches.
It is a swimmer model of the Olympia calendar featuring an engine-turned bezel and a black dial.
The swimmer notation and yacht mark indicating waterproofness are firmly engraved.
It is a rare black dial model.
The bracelet has some scuffs and stretching.
The crown has a Seiko replacement.
Scratches and dirt are seen on the case and bezel.
There are scuffs and small scratches on the windshield.