Two years later the production was extended to mechanical watches, which quickly became the main business of the company.

"They are mechanical watches and need to be wound by hand," he said.

One reason is that demand has emerged for mechanical watches.

There is a beautiful symbiosis between a man and his mechanical watch.

It is also used in some mechanical watch springs.

Why buy a manufacture focused on making mechanical watches at a time when everyone told him this industry was dead?

By the 1960s, automatic winding became standard in quality mechanical watches.

Self-winding mechanical watches have long been around, but they stopped when at rest.

A jewel in a mechanical watch is a small, shaped piece of a hard mineral.

Then why do people buy the expensive mechanical watches?

This makes the 'ticking' sound characteristic of all mechanical watches.

The mechanical watch operated either by automatic- or manual winding.

In these cultures, the mechanical watch had residual value.

To prolong the life of a mechanical watch, she suggested keeping it away from moisture.

And then the metaphor: "I think of him as a high-quality mechanical watch with one small wheel turning the wrong way."

Mechanical watches often have luminous paint on their hands and hour marks.

Traditional mechanical watch movements use a spiral spring called a mainspring as a power source.

But where mechanical watches are assembled, the floor is filled with decades-old equipment.

This problem, called lack of isochronism, plagued mechanical watches throughout their history.

As a result, today high quality mechanical watch movements have an extremely high degree of accuracy.

At the time Swiss mechanical watches dominated world markets.

By the 1980s, quartz watches had taken over most of the watch market from the mechanical watch industry.

Many of the mechanical watches sold today are self-winding.

Mechanical watch movements are also classified as manual or automatic:

Oris are well known for producing only mechanical watches.