Longines Ultra-Chron SPIDERMAN 8301 oversized 37mm

Longines Ultra-Chron 8301 jumbo 37mm automatic

Powered by a caliber 431 that Longines introduced to mark their 135th anniversary, beating at 36,000 vibrations per hour and keeping excellent time.

Year circa 1970

Original Longines Ultra-Chron bracelet

Unpolished, 100% original