H9 / HV1800-2200 Scratch Proof Watch Glass , Double Side Polishing Sapphire Cover Glass

Basic Information
Place of Origin: Guangdong, China (Mainland)
Brand Name: tianzhili
Price: Calculate prices by size and technology
Packaging Details: Conventional packaging plastic packaging box foam cotton carton
Detail Information
Product Name: Sapphire Glass Material: Artificial Sapphire
Use: Watch Lens Hardness: H9/HV1800-2200
Custom Made: Can Be Customized Coating: Anti-Reflective (AR) Coatings
Color: Clear Transparent Shape: Circular Plane
Polishing: Double Side Polishing Structure: All
High Light:

sapphire glass watch face


scratch resistant watch crystal

Product Description



H9 / HV1800-2200 Scratch Proof Watch Glass , Double Side Polishing Sapphire Cover Glass



About sapphire glass
SAPPHIRE CRYSTAL (sapphire glass) generally refers to synthetic sapphire, generally used in the manufacture of the watch glass.
It is resistant to wear with tungsten titanium alloys and high-tech ceramics. but sapphire materials can wear resistance and
withstand the strong impact, and some of the same or higher hardness of the material (e.g., millstone, sandpaper, nail, granite,
concrete wall, and floor, etc.) so sapphire glass are not likely to scratch the surface of these materials.


Product Description:



Product Features
Sapphire Glass / Mineral /K one /BK7
Customized according to customers requirement
Round, square, rectangle; flat, dome, curve, bridge ,pot Cover shape, etc.
AR-Coating,Blue, red, green, clearly...... many colors
9H / HV1800-HV2200
As per customer design :Laser engraving/Silk screen printing
optical transmission
High optical production rate
- Scratch resistance
- Abrasion resistance
- High mechanical strength
- High temperature resistance
- Good thermal stability
- High optical production rate



Color: Blue, Purple, Transparent, Neutral, Gray-Blue, Smoke, Tea
Layers: 3~10 layers
Single side OR both side
Hard coating
Electroplating / Metallization

Color: Black, Golden, Pink Golden, Blue...


These round sapphire glass crystals come in a variety of thicknesses and diameters, are nearly unbreakable crystals making them highly prized by watchmakers. These watch crystals can be glued into most watch cases or pressure fit into most plastic watch crystal gaskets. Each sapphire watch crystal comes with a slightly polished bevel edge to give the watch crystal a nice finished look once it has been installed. These generic sapphire glass crystals can be used to replace the watch crystals of almost every name brand watch popular today, especially high-end watch crystals like those in Rolex watches, saving you both time and money.


Please try to offer more details as below when you place an order:

1. Buyer offers an original sample or related mounting parts and special request for attention or change.

2. If you are unable to provide samples, please provide drawings or try to provide more details.


We can provide flat/single domed/double domed and other shape watch glass,Welcome to email us.


Synthetic Sapphire Window Technique Index :


Property Specification
Thickness 0.5-50mm
Size tolerance 0.02mm
Edge Finish Ground and beveled
Surface Quality 40-20 scratch-dig
Surface Flatness λ/4 @ 633 nm
Parallelism ≤3 arc min (≤0.9 mrad)
Clear Aperture >80% of central diameter
Hardness (Knoop) 1370 kg mm-2
Young's modulus 3.4 x 1011 N m-2
Thermal Limit 22 W m-1 K-1
Thermal expansion coefficient 8.4 x 10-6 K-1


Product Display:


H9 / HV1800-2200 Scratch Proof Watch Glass , Double Side Polishing Sapphire Cover Glass 0



Contact Details

Phone Number : +8617722965647

WhatsApp : +8618606222729