Customized Sapphire watch crystal Glass
Usually, when people choose the material for a sapphire watch crystal , they have many options to choose from.
But without exception, sapphires are usually the preferred choice for people.
This is because of its hard material, which makes it highly suitable for use as a watch crystal.
This article will provide an explanation of the characteristics and advantages of sapphire.
What is a sapphire watch crystal?
A watch crystal is not a natural sapphire. and the watch is made from synthetic single-crystal aluminum oxide.
Commonly it is the same as the natural sapphire. And it has high hardness and optical transparency.
Through cutting and polishing, it is transformed into an ultra-thin transparent crystal used as the protective glass for wristwatches.
This is “sapphire watch crystal”.
Why is sapphire suitable for a watch crystal?
Sapphire is a single crystal. It is composed of a structurally regular hexagonal crystal.Therefore, it is very stable.
This feature means that it is suitable to be the material og the watch crystal.
Advantages of the Watch
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Extremely high hardness, resistant to scratches
Its own hardness characteristic enables the watch crystal to prevent scratches. Its Mohs hardness reaches 9 and only lower than the diamound.
Therefore, people often choose sapphire.
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High optical transparency
The transmittance of the watch is up to 90% due to sapphire. Therefore, it can offer a clearer and sharper view of the dial, without fog or color change.
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Corrosion resistance
It is extremely stable in environments such as acids, alkalis, sweat, and salt fog.
The watch can withstand high-temperature environments, and is unlikely to crack.
Applications of the watch crystal
- High-end mechanical watches & automatic watches
- Luxury brand watches
- Smartwatch
- Professional watches for military use, diving, mountain climbing, etc.
- Customized Gift Watch
