Explosive models come and go Pentagram diamond-studded pentagram hollow-out starry fashion watch

Regular watch maintenance and watch knowledge:

1. Please do not put the watch and magnetic objects close to each other;

2. If there is water ingress (with air), it should be sent to the maintenance point for cleaning immediately to avoid corrosion of the movement;

3. If there are protective sheets or stickers on the back of the watch, please remove them before use, otherwise sweat will seep into the backing paper and cause the back of the watch to rust;

4. Do not expose the watch to various solvents and various chemicals, otherwise the watch case and strap will be discolored and rusted due to corrosion;

5. Watches (only limited to quartz watches) can run stably and accurately at room temperature from 5°C to 35°C. If the temperature exceeds 50°C, the battery will leak or shorten

Battery Life. Do not place the watch in a low-temperature environment of -10°C for a long time, because the cold air will cause the time to slow down or speed up. When the watch returns to normal temperature, the operation will return to normal;

6. Watches can be divided into diving watches, waterproof watches and non-waterproof watches according to their waterproof performance. The waterproof of the watch depends on the waterproof rubber rings on the watch glass, back cover, watch handle, etc. to meet the corresponding standards, which are divided into different levels:

(1) Sweat-resistant : very easy to understand, just to prevent sweat from running into the watch;

(2) General waterproof : It doesn’t matter if you encounter water occasionally. occasional small splashes in the middle;

(3) 30 meters waterproof (30M, 3ATM, 3BAR): the watch with the word "30M" on it is a waterproof watch, which can be used for daily grooming or in the rain, but mainly to prevent the movement from dust and moisture damage. 30 meters waterproof, professionals explain that each square centimeter area can withstand 3 kilograms of pressure, which is equivalent to the pressure of 30 meters in water depth in a static state, which is equivalent to the pressure of 3 atmospheres. For us ordinary consumers, we Just remember that 30m is the most basic level of waterproof watch;

(4) 50-meter waterproof (50M, 5ATM, 5BAR): The watch with the word "50M" on the watch, that is, the 50-meter waterproof watch, is a waterproof watch in the true sense of consumers, and can be used for swimming and general housework. . Remember not to adjust the crown in water;

(5) Diving watches (100-meter waterproof, 200-meter waterproof, 300-meter waterproof, etc.) are professional waterproof watches, which can be used for underwater work such as swimming and diving.