Longines vintage automatic watch from the 1970s. 

The watch has an unusual layered stainless steel case. 

The watch works with a Longines 633.1 automatic movement (2824-2). 

Original Longines signed crown. 

Case is 37.3mm (excluding crown), 41.6mm (lug-to-lug). The lug width is 19mm. 

The watch comes with an original Longines black leather strap with Longines buckle. The case has a few scratches on the back.

Maintains good timing.

Circa 1970's.

No box or papers