The first transportable watches or pocket watches was used also in the 16th century. This time, clocks no longer had to stay at one place. Pocket watches can already be worn around the neck or carried on a pocket. The same era also brought revolution to the development of pocket watches. Mechanisms were introduced to bring time-telling precision. Some packet watches even had an alarm.

The entry of the 17th century made pocket watched even more desirable. The box-like image was removed and was replaced by more rounded and slimmer cases. Clockmakers also became instant artists as they infuse designs and craftsmanship to every pocket watch the made.

When Christian Huygens discovered the law of pendulum, which for your information was different from Galileo's, clock had yet again moved one step further. The law proved to be very helpful in the development of pocket watches.

In the 18th century, pocket watches continued to evolve. This time, jewels were used as bearings. Diamonds became part of some pocket watches that boosted the price of a single pocket watch to the ceiling. Oil was also became part of pocket watches during this period. This was to lubricate and smoothen the movement of the watch's hands. In the second half of the 18th century, pocket watches were produced with three hands. Contrary to the inclusion of the minute hand during the 16th century, second hand made sense since accuracy in telling time was far better.

In the 19th century came the glory days of the packet watches. This era brought the several watchmakers into the picture. Names such as LeCoultre & Cie, Ulysse Nardin, Minerva, Heuer, IWC, and many others were established in this period. The quality of pocket watches became better than ever.

By the turn of the 20th century, certificates were issued to those watchmakers that created precise watches. Unlike the previous years, issuance of certificate became more of a requirement than luxury.

There is a slight increasing popularity for pocket watches as wristwatches attract more and more people's attention.
It is well-known that One of the final advancements in mechanical pocket watches was the development of the second hand at the end of the 18th century. However, people seldom use pocket watches today. In fact, pocket watch can be a unique gift for that someone special.

Everything has it's own way of beginning. A good beginning makes a good ending. If you know which is the beginning of time, then you will know the beginning of time measurements.

In ancient times, people have devised a system which could simplify tell the exact date. But it was later that invented a device to exactly tell the precise time. There are various types of time-telling such as water clocks, sundials and candle clocks. It can tell the time but could not tell the accuracy time.

In the 13th century, weight-driven clocks were developed. It used gears while hour hand was already used while the minute hand was an indication of luxury and wealth. The weight-driven clocks were publicly displayed on church towers, city halls, and monasteries.

In the 16th century, clocks were produced using spring instead of weight. The portable clocks or the pocket watches were the first timepieces that the public can own. During this time, the only persons who can own them were the rich and owning one signified the status, authority, and wealth of the person. Often, portable watches were placed on the wall of the house. The term "portable" though did not mean it could be carried on your pocket. The term changed its meaning some years later.