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This is a high‑quality generic replacement sapphire crystal for the Audemars Piguet Royal Oak 36mm case (references such as 14790, 4100, 14800), measuring 23.1mm (length) × 22.3mm (width) × 1.75mm (thickness) with a flat profile. Made of synthetic sapphire glass (Mohs hardness 9), it offers exceptional scratch resistance and excellent optical clarity, often with anti‑reflective (AR) coating, serving as a direct substitute for a damaged or scratched original crystal, maintaining the watch‘s iconic octagonal aesthetic.
Sapphire Crystal – Mohs 9, highly scratch-resistant, optically clear, often with AR coating.
Flat Profile – Classic flat crystal, perfect fit for the Royal Oak 36mm case.
Precise Dimensions – 23.1mm × 22.3mm × 1.75mm – exact fit for references 14790, 4100, 14800.
Generic Aftermarket – Non-original but manufactured to OEM specs for direct replacement.
Cost-Effective – Affordable alternative for repair or restoration.
| Parameter | Details |
|---|---|
| Compatible Models | AP Royal Oak 36mm (14790, 4100, 14800, etc.) |
| Type | Generic aftermarket |
| Material | Synthetic sapphire (with AR coating) |
| Shape | Flat |
| Length | 23.1 mm |
| Width | 22.3 mm |
| Thickness | 1.75 mm |
1. Is this a genuine AP crystal?
No. It is a generic aftermarket replacement, not original, but matches the 36mm Royal Oak dimensions.
2. How do I know if it fits my watch?
Measure your original crystal‘s length, width, and thickness (should be 23.1×22.3×1.75mm). Fits references 14790, 4100, 14800, etc.
3. Will the original water resistance be maintained after installation?
Proper installation with a new gasket can restore everyday water resistance (typically 50m). A water resistance test is advised. (Gasket not included)
4. What should I pay attention to during installation?
Square crystals have a specific orientation. Use a new gasket and UV adhesive, press evenly with a crystal press. Professional installation is recommended.
5. Is a gasket included?
Usually not. The sealing gasket must be purchased separately. Confirm with the seller.
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