Restoring a Vintage Cylinder Escapement Pocket Watch: Overcoming Challenges to Get It Ticking Again!
Channel: HorologyHubub
Date: 2024-03-10

In this captivating episode, I delve into the mysterious world of a century old pocket watch. The balance wheel pivot is bent, a jewel is cracked but will the gears whisper secrets as the clockwork ticks with anticipation. Will I crack the code and breathe life back into this relic? Buckle up, my fellow horologists, because we’re about to rewrite history one tick at a time! 🕰️✨🔧
The presence of three silver bears on a silver pocket watch is significant and relates to Swiss hallmarking. Let me shed some light on this intriguing detail:

Fineness Mark and Swiss Hallmark:

A fineness mark of 0.935 accompanied by a Swiss hallmark comprising three bears (one small bear above two large bears) indicates that the watch case was hallmarked in Switzerland after 1887.
In 1887, the British Merchandise Marks Act introduced new requirements for imported gold and silver watch cases. These regulations affected Swiss manufacturers who exported watches to Britain.

Why the Three Bears?

The British customs would not allow the import of watches with silver cases marked with either of the legal Swiss standards of silver (0.800 or 0.875), as these fell below the British legal standard of sterling silver.
Swiss manufacturers needed a workaround. They chose to mark their silver watch cases with a fineness of 0.935, which they considered equivalent to sterling silver.
The hallmark of three bears became a distinctive feature. Manufacturers could choose whether to have three bears or just one bear stamped on 0.935 silver watch cases. They indicated this preference by marking the packets as “Destinée à l’Angleterre” (intended for England) if they wanted three bears or omitting this if they wanted just a single bear.

Authenticity and Quality:

When you encounter a pocket watch with these hallmarks, it signifies authenticity and high-quality solid silver composition.
The engine-turned design adds elegance to its antique style, making it a true gem for any silver collector.
In summary, those three bears represent a fascinating chapter in horological history—a blend of craftsmanship, regulations, and cross-border trade! 🐻🐻🐻⌚✨

The cylinder escapement is an intriguing piece of horological history. Let’s explore its fascinating features:

Origins and Design:

The cylinder escapement was first invented by Thomas Tompion and later refined by George Graham.
It gained popularity in pocket watches after 1700 due to its slim design.
Unlike other escapements, the cylinder escapement doesn’t use traditional pallets. Instead, it features a cylindrical-shaped escape wheel.

How It Works:

The cylinder escapement consists of a cutaway cylinder mounted on the balance wheel shaft.
As the balance wheel oscillates, the pins on the cylinder interact with the escape wheel.
The pins lift and release, allowing the escape wheel to move, thus regulating the watch’s timekeeping.

Characteristics:

Simplicity: The cylinder escapement has fewer parts compared to other escapements.
Challenges: While it’s elegant, it can be challenging to adjust and maintain due to its delicate design.
Accuracy: Although not as precise as modern escapements, it served well in its time.

Historical Significance:

The cylinder escapement represents an era when watchmaking was both an art and a science.
Its presence in antique pocket watches adds to their allure and authenticity.
In summary, the cylinder escapement is a testament to craftsmanship and ingenuity—a bridge between the past and the present in the world of timekeeping! ⌚🔍✨