The identifier top watch sapphire mirror _ watch _ maintenance _ fashion watch _ Pacific wo

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The identifier

top watch: sapphire mirror

watch there are how many parts of

?If the

is normal, not too complex, there are about dozens or even hundred parts. If it is a multifunctional watch, usually to two hundred parts, did not discount. Such as the grand master tradition large traditional watch series tourbillon,http://www.4usale.com, perpetual calendar watch alone is movement, there are 401 rocket parts. And watch the inside, the most delicate components is the fastest moving balance, senior watch balance wheel shaft neck is a single hair so fine. This fine balance will drive about 10 mm in diameter of the rotating wheels. For example, it is so fine in a little iron pen hanging above a door plate be placed in jeopardy.

The identifier

top watch: sapphire mirror

we all know that the surface area and size of the object is proportional to the square,www.time4usale.com, that is, the smaller the size, the larger the surface area of the contact surface is also the more corrosive. To watch this stuff. If a gap can let the dust and water vapor inside, rust will like the plague as in internal spread, finally let watch completely on the strike. So, seal protection, for the watch, is definitely a big event.

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