Parallel Truing Caliper for Pocket Watch

Product #: 64-1883

$299.60

Parallel Truing Caliper for Pocket Watch Parallel Truing Caliper for pocket watches has a parallel opening with slide, with one hole conical 0.15mm, pivot protectors are made of steel. For a watch to work properly, the balance wheel must run true to ensure proper timing in all positions. This is a Bergeon Swiss quality product.