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Generic domed round sapphire crystal for JLC Duomètre Q6062520. Diameter 37.5mm, total thickness 2.8mm, step thickness 1.0mm, blue reflective coating, includes matching gasket. Aftermarket replacement for damaged original crystals.
Domed round with blue AR coating – reduces glare.
Includes gasket – ensures proper sealing.
Synthetic sapphire – scratch resistant (Mohs 9).
Drop‑in replacement – no case modification.
| Parameter | Value |
|---|---|
| Compatible model | JLC Duomètre Q6062520 |
| Diameter | 37.5 mm |
| Total thickness | 2.8 mm |
| Step thickness | 1.0 mm |
| Coating | Blue reflective |
| Gasket | Included |
| Material | Synthetic sapphire |
| Hardness | Mohs 9 |
| Type | Aftermarket |
Replace scratched/cracked original crystal.
Professional watch repair and restoration.
Q1: Genuine JLC part? No, generic aftermarket.
Q2: Gasket included? Yes.
Q3: Coating blue? Yes.
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.









