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Generic sapphire crystal for Omega Seamaster Diver 300M ref. 210.30.42, also fits 210.22.42. Domed round with blue AR coating. Synthetic sapphire, scratch resistant. Aftermarket replacement for damaged original crystals.
Domed round with blue AR coating – reduces glare, original Seamaster look
Synthetic sapphire – Mohs hardness 9, excellent scratch resistance
Precise fit for 210.30.42 and 210.22.42 cases
High optical clarity – maintains dial visibility
Affordable alternative to OEM crystal
| Parameter | Value |
|---|---|
| Compatible models | Omega Seamaster Diver 300M 210.30.42, 210.22.42 |
| Crystal diameter | 31.5 mm (typical, check original) |
| Shape | Domed round |
| Coating | Blue anti-reflective |
| Material | Synthetic sapphire |
| Hardness | Mohs 9 |
| Type | Aftermarket |
Replace scratched, cracked, or damaged original crystals on Omega Seamaster Diver 300M references 210.30.42 and 210.22.42.
Professional watch repair and restoration.
Q1: Genuine Omega part?
No, generic aftermarket.
Q2: Does it fit both references?
Yes, 210.30.42 and 210.22.42 share the same crystal size.
Q3: Is the AR coating blue?
Yes, blue reflective.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
3,000+ watch movements and parts in stock.
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Personalized sourcing support via [email protected] or WhatsApp +86 18620212114.









