NOS unused 1950s old-stock Apex 12k yellow gold-filled quadra-flex expansion watch bracelet.
This is a rare and high-quality out of production USA made vintage watch band.
The ends are for a single-lug watch and have 1/8" openings.
The band itself is 11mm wide.
The length measured where it attaches to the watch is 5 3/8" (137mm).
