How to Spot and Fix a Watch Battery Leak

Watch batteries used in quartz watches, specifically Silver Oxide cells, often leak. (click here to learn more about watch batteries) The electrolyte used in a Silver Oxide watch battery is highly alkaline and corrosive and so when a battery leaks inside a watch it can be catastrophic for the movement. In a combined survey of …

Watch Batteries

The vast majority of watches on the market and in everyday use are battery-powered quartz watches. The batteries are called either watch batteries or button cells, while the larger lithium powered batteries are sometimes called coin cells.   Despite many advantages of the quartz watch when compared to a solely mechanical timepiece, such as being; …

How to Poise a Balance Wheel

If the balance wheel’s weight is not correctly distributed, then you will end up with a heavy spot, or an unpoised balance wheel. When a watch is in either the dial up or down position, the balance wheel will be horizontal and therefore the effect of any uneven weight will be virtually negated. However if …

Example of a British Watch and Clockmakers Company watch

The British Watch and Clockmaking Company

In 1800 Britain produced around half of the world’s watches, however by 1840 for every one English watch sold the Swiss were able to sell ten. In an attempt to remedy this situation, in 1842 the British Watch and Clockmaking Company was founded at 75 Dean Street in Soho, with the aim of mass producing …

How to Make a Balance Staff

A balance staff is the shaft on which the balance wheel is mounted. The rotating axis around which the balance wheel oscillates is formed by a line running through the pivots at the end of the staff. These pivots fit into jeweled bearings and are lubricated by minute oil reservoirs. The process of making a …

Designing my First Watch

Previous: Refining My Watch Designs In September 2012, I  moved to the British School of Watchmaking in Manchester. We were soon told that we would be required to create our own watch, based on an Eta 6498 movement. This is fairly big movement, that is more suited to a pocket watch, but big watches are …

Steel Square

Things I made at the British School of Watchmaking

I joined the British School of Watchmaking (BSoW) in September 2012. Everything shown below is what we made during the first 8 weeks. After this we spent time concentrating solely on making a winding stem, and then later a balance staff.   Wooden Oak Filing Blocks   Homemade Laquer   Plastic Barrel Closer   Steel …

How to Rivet a Wheel to a Pinion

In almost all cases wheels and pinions are pre-riveted. Sometimes, if the wheel or pinion is damaged you will want to replace them. In newer models you can just order a complete wheel and pinion set, but this option is not always available if the calibre of watch is old or you are working on …