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Generic flat square sapphire crystal for Chopard Happy Sport 278892, also fits 278893. Dimensions 14.0 × 14.0 × 0.9 mm. Synthetic sapphire (Mohs 9), scratch resistant. Aftermarket replacement for damaged original crystals, maintaining floating diamond clarity.
Flat square – minimal distortion.
Synthetic sapphire – excellent scratch resistance (Mohs 9).
High optical clarity – maintains floating diamond visibility.
Drop‑in replacement – no case modification.
Compatible with 278892 and 278893.
| Parameter | Value |
|---|---|
| Compatible models | 278892, 278893 |
| Dimensions | 14.0 × 14.0 mm |
| Thickness | 0.9 mm |
| Material | Synthetic sapphire |
| Hardness | Mohs 9 |
| Type | Aftermarket |
Replace scratched/cracked original crystal.
Professional watch repair and restoration.
Q1: Genuine Chopard part? No, generic aftermarket.
Q2: Will floating diamonds still move freely? Yes, crystal maintains original optical clarity.
Q3: Does it include a gasket? No, use original or purchase separately.
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.
