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Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant
Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant
Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant
Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant
Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant
Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant
Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant
Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant
Specifications
Brand Name :
ZMSH
Model Number :
Sapphire Transparent Watch Case
Certification :
rohs
Place of Origin :
CHINA
MOQ :
5
Price :
by case
Payment Terms :
T/T
Supply Ability :
1000pcs per month
Delivery Time :
2-4 weeks
Packaging Details :
package in 100-grade cleaning room
Mohs Hardness :
9
Density :
3.95g/cm³
Light Transmittance :
92%
Machining Tolerance :
±10 μm
Thickness Range :
8–50 mm
Applications :
Luxury Watches,Sports & Dive Watches
Description

Sapphire Transparent Watch Cases Introduction​

Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant

A sapphire transparent watch case is a high-end timepiece component crafted from synthetic corundum (Al₂O₃ monocrystal), renowned for its exceptional hardness, optical clarity, and aesthetic versatility. These cases enable full visibility of the watch movement while combining industrial functionality with jewelry-like elegance.

Sapphire Transparent Watch Cases Core Features​

Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant

1. Ultra-Hardness & Durability​​

  • Mohs hardness of 9 (second only to diamond), resisting scratches even in extreme environments like deep-sea diving or aerospace applications.
  • Machined via diamond wire cutting and fluid polishing to achieve micron-level surface smoothness.

​​2. Optical Transparency​​

  • 92% light transmittance (comparable to diamond), enabling precise visualization of complex movements such as tourbillons and chronographs.
  • Customizable colors (e.g., pink, blue, gradient tones) through controlled doping with elements like titanium or chromium.

3. ​​Lightweight & Complex Design​​

  • Density of 3.95 g/cm³ (lower than titanium), enhancing comfort for extended wear.
  • Capable of intricate geometries (e.g., Gothic arches, asymmetric lugs) and thin profiles (8–50 mm thickness).

4. ​​Environmental Resistance​​

  • Withstands temperatures from -20°C to 600°C and corrosive environments (acids, seawater).

Sapphire Transparent Watch Cases Applications​

Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant

1. Luxury Watches​​: Sapphire cases to highlight technical artistry, such as a gradient pink case.

2. ​​Sports & Dive Watches​​: Deep-sea models leverage scratch resistance and water resistance up to 300+ meters.


3. Smartwatch Application: Sapphire cases maintain 9H hardness while ensuring capacitive touch sensitivity through precise thickness control (0.6-1.2mm) and specialized surface treatments, supporting multi-touch and gesture operations.

4. Concept Watch Design: Five-axis CNC machining creates avant-garde designs like 30° sharp-angle cuts and floating double-layer structures, perfectly embodying futuristic aesthetics.

5. Space Watch Requirements: Withstanding extreme temperature cycling tests (-196℃～300℃) and maintaining stable thermal expansion at 5.3×10⁻⁶/K, ensuring reliable sealing in space environments.

6. Racing Watch Durability: MIL-STD-810G certified to withstand 50G mechanical shock and 2000Hz vibration, protecting movements during extreme racing conditions.
Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant
7. Luxury Jewelry Watch Craftsmanship: PVD-coated 18K gold/platinum layers on sapphire surfaces combine hardness with precious metal luster.

8. Vintage Watch Aging: Patent-pending ion etching replicates 50-year natural oxidation while preserving material integrity.

9. Dual-tone Gradient Technology: Precise dopant concentration control creates natural color transitions (e.g."midnight blue→aurora green") with 0.01mm/step accuracy.

10. Stealth Logo Technique: Femtosecond laser creates 50-200nm internal structures revealing logos only at specific angles without affecting transparency.

11. Smart Sensor Window: Integrated ITO circuits (≤50Ω/□ sheet resistance) enable NFC charging and biosignal transmission.

12. Light-Interactive Design: 1200-groove/mm holographic gratings create dynamic spectral effects with wrist movement, transforming cases into wearable art.

Sapphire Transparent Watch Case of ZMSH's service

​​​​1. Color Customization​​

  • 20+ color options (e.g., ruby red, sapphire blue, gradient violet) achieved through controlled doping and high-temperature crystallization.

2. ​​Shape & Size Flexibility​​

  • Custom geometries (circular, square, octagonal) and thicknesses (8–50 mm) to fit diverse movement designs.

3. ​​Functional Enhancements​​

  • Anti-reflective coatings for reduced glare and helium-tight sealing for vacuum compatibility.
  • Integration of sensors for smart wearables (e.g., heart rate monitoring).

​​

4. Bespoke Solutions​​

  • Accepts 3D CAD files for fully customized designs, with a production cycle of 40–120 days depending on complexity.

Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-ResistantSapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant

Sapphire Transparent Watch Cases FAQ

1. Q: ​​Will a sapphire watch case scratch easily?​​

​​ A:​​ Sapphire watch cases are highly scratch-resistant (Mohs hardness 9) but can still crack under extreme impact or be scratched by diamond-tipped tools.

2. Q: ​​How to verify if a watch case is genuine sapphire?​​

​​ A:​​ Use a hardness test (scratch with diamond), check for uniform transparency, or confirm via brand-certified documentation.

Tags: #Sapphire Transparent Watch Case, #Al₂O₃ Single Crystal, # Scratch-Resistant

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Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant

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Product Detail
Brand Name :
ZMSH
Model Number :
Sapphire Transparent Watch Case
Certification :
rohs
Place of Origin :
CHINA
MOQ :
5
Price :
by case
Contact Supplier
Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant
Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant
Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant
Sapphire Transparent Watch Case Al₂O₃ Single Crystal Scratch-Resistant

SHANGHAI FAMOUS TRADE CO.,LTD

Verified Supplier
9 Years
shanghai, shanghai
Since 2013
Business Type :
Manufacturer, Agent, Importer, Exporter, Trading Company
Main Products :
Plastic Carrier Bags, Sapphire Wafer, SiC Substrate
Total Annual :
1000000-1500000
Certification Level :
Verified Supplier
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