Rate Stability & Wavy Traces on Watch Timing Machines
Adjustment doesn’t correct for flaws; it builds upon an already excellent watch movement. As a result, not all watches are ready for adjustment. As all of our textbooks emphasize, a… Read more »
Category: Ideas & Advice
When Amplitude Attacks: Diagnosing and Dealing with Knocking
Amplitude is the watch adjuster’s friend: we want amplitude of at least 270 degrees in the horizontal positions and 220 in the vertical ones. If we don’t have that, the… Read more »
Dial Up, Dial Down: Cleaning Balance Staff Pivots
When adjusting, the first positions we tackle are the horizontal ones: dial up (DU) and dial down (DD). For many watches, getting DU and DD to agree is most of… Read more »
What Watches Can (or Shouldn’t) Be Adjusted?
We can make almost any watch tick and keep good time when it’s left dial-up on a shelf, but not all watches can or should be adjusted to keep close… Read more »
How “Near” is “Near Zero”? Accuracy Standards for Watch Adjustment
We often repeat Jendritzki’s definition of adjustment to alter the period of the balance and spring so that the daily rate of the watch comes as near to zero as… Read more »
Adjusting to 5 Positions: Wristwatch Positions
Our other post described the 5 positions for adjusting pocket watches. What are the 5 positions for wrist watches? The Horizontal Positions: DU, DD Like pocket watches, wristwatches are first… Read more »
Adjusting to 5 Positions: Pocket Watch Positions
Positional timing is adjusting a watch to keep a near-zero rate in more than one position, so what are those positions? Quality pocket watches, like the great American railroad pocket… Read more »
“Keeps Great Time!”: eBay Sellers’ Accuracy Claims Don’t Mean Much
eBay is the best thing to happen to watch collectors since flea markets and garage sales. Where else can collectors find parts for their 21 jewel Gruen 335 project watch?… Read more »
What is Watch Adjusting?
What is watch adjusting? When we buy a watch that says adjusted on the movement, what does that mean? Adjusting is the craft of getting a watch to run accurately…. Read more »