FAQ

1 Why sapphire crystal glass also scratches ?
Not a natural sapphire crystal on the watch is made of sapphire , but by fine alumina powder as raw materials in certain high-temperature furnace Celsius to form a block of sapphire crystal with anti- wear and anti-corrosion effect.
Sapphire crystal hardness only to diamond , equivalent to seven times that of steel , but it does not mean that it will not be scratched . Sapphire crystal is easy to wear, rather than never worn.


2 , automatic mechanical watches are not allowed to go or not to go down even too much error Why ?
Automatic mechanical watch is only worn on the hand constantly add energy to the spring , it will not stop and go watch . Now sometimes present office people often stop and go watch the phenomenon , in addition to movement reason is because of lack of exercise itself, the wearer can not add enough energy to the mainspring .
Normal automatic mechanical watches daily error of plus or minus 30 seconds . Need to have enough exercise every day wear , in order to watch on the chain enough to provide adequate power . Speakers or refrigerators will produce a strong magnetic field , avoiding the watch on it. Depending on the amount of exercise every day wear , there will be some errors .


3 , watch at the time of adjustment , what precautions ?
3.1 watches calendar , week, month, phase of adjustment Never operate between the watch time 21:00 PM ~ 3:00 AM. This calendar function during the ongoing operation , but also a lower gear when heterozygosity frequently watches the action will damage the internal parts .
3.2 In case of using the screw -in crown watch, not a hard pull , first open the lock counter-clockwise rotation of the crown , after adjustment for a good time, will turn the crown clockwise and push the locking avoid intake water.
3.3 If the watch case with a calendar date to be adjusted , please adjust the calendar prior to the date you need the day , then turn clockwise to adjust the date , when the needle after midnight when the date will be changed to avoid causing direct regulation dates day and night confusion.
3.4 quartz models faster to dial a minute to compensate for the gap between the gears .