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Plexi glass crystal engineered for Omega Speedmaster refs. 311.30.42, 310.30.42 & 3577.50.00, precisely cut to 34.1 mm diameter × 5.5 mm height. Crafted from premium acrylic material, delivering authentic vintage appearance that perfectly complements the iconic Speedmaster Professional design.
| Parameter | Value |
|---|---|
| Brand | Generic |
| Material | Plexi Glass (Acrylic) |
| Diameter | 34.1 mm |
| Height | 5.5 mm |
| Profile | Domed |
| Compatibility | Omega Speedmaster 311.30.42 / 310.30.42 / 3577.50.00 |
Q1: Is this a genuine Omega crystal?
A: This is an aftermarket replacement plexi glass designed for Omega Speedmaster references. It is not manufactured by Omega.
Q2: How do I confirm this fits my watch?
A: Confirm your watch is Omega Speedmaster ref. 311.30.42, 310.30.42 or 3577.50.00. The 34.1 mm diameter is precision-matched to these references.
Q3: Why plexi glass instead of sapphire?
A: The original Speedmaster Professional uses authentic plexi glass to maintain vintage accuracy and historical authenticity.
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Competitive pricing on Seiko/Hattori calibers.
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