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Flat round sapphire crystal engineered for Audemars Piguet watches, precisely cut to 28.0 × 27.5 × 1.6 mm. Crafted from premium synthetic sapphire with anti-reflective coating, delivering exceptional scratch resistance and crystal-clear clarity to complement the classic Audemars Piguet case design.
| Parameter | Value |
|---|---|
| Shape | Flat Round |
| Dimensions | 28.0 × 27.5 × 1.6 mm |
| Material | Synthetic Sapphire Crystal |
| Hardness | Mohs 9 |
| Coating | Anti-Reflective (AR) |
| Compatibility | Audemars Piguet (28.0×27.5mm Flat Round) |
Q1: Is this a genuine Audemars Piguet crystal?
A: This is an aftermarket replacement sapphire crystal designed for compatible Audemars Piguet references. It is not manufactured by Audemars Piguet.
Q2: How do I confirm this fits my watch?
A: Please verify your watch requires a 28.0 × 27.5 mm flat round sapphire crystal. Check your reference number for compatibility.
Q3: Is professional installation recommended?
A: Yes — certified watchmaker installation is recommended to ensure correct fit, alignment, and waterproofing integrity.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
3,000+ watch movements and parts in stock.
Trusted by watchmakers worldwide.
Personalized sourcing support via [email protected] or WhatsApp +86 18620212114.









