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Generic domed round sapphire crystal. Diameter 31.5mm, total thickness 2.8mm, step thickness 1.65mm. Synthetic sapphire (Mohs 9), scratch resistant. Aftermarket replacement for damaged original crystals.
Domed round – reduces glare.
Synthetic sapphire – scratch resistant.
High clarity – maintains dial readability.
Drop‑in replacement – no modification needed.
| Parameter | Value |
|---|---|
| Diameter | 31.5 mm |
| Total thickness | 2.8 mm |
| Step thickness | 1.65 mm |
| Shape | Domed round |
| Material | Synthetic sapphire |
| Hardness | Mohs 9 |
| Type | Aftermarket |
Replace scratched, cracked, or damaged original crystals on compatible Omega watches requiring 31.5mm domed crystal.
Professional watch repair.
Q1: Genuine Omega part?
No, generic aftermarket.
Q2: Which models fit?
Check your original crystal diameter (31.5mm) and thickness before ordering.
Q3: Quality reliable?
Good from reputable suppliers.
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.









