---
description: Plexi glass for Omega Speedmaster 311.30.42/310.30.42 — 34.1×5.5mm, domed acrylic, vintage aesthetic. Authentic replacement for Speedmaster Professional.
title: Generic Omega Speedmaster 310.30.42 Plexi Glass 34.1mm - Sofly
image: https://www.soflypart.com/wp-content/uploads/2022/01/DSC08534.jpg
---
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- **Generic Omega Speedmaster 310.30.42 Plexi Glass 34.1mm**
[](https://www.soflypart.com/wp-content/uploads/2022/01/DSC08534.jpg)
# Generic Omega Speedmaster 310.30.42 Plexi Glass 34.1mm
$15.00
You Saved
| Brand | Choose an option Omega- 
Clear |
| --- | --- |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $15.00 |
| 3 - 4 | 5% | $14.25 |
| 5 - 9 | 7% | $13.95 |
| 10 - 14 | 10% | $13.50 |
| 15+ | 15% | $12.75 |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $15.00 |
| 3 - 4 | 5% | $14.25 |
| 5 - 9 | 7% | $13.95 |
| 10 - 14 | 10% | $13.50 |
| 15+ | 15% | $12.75 |
Generic Omega Speedmaster 310.30.42 Plexi Glass 34.1mm quantity
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## Product Description
**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.
## Features & Function
- **Premium plexi glass material** — authentic acrylic for vintage Speedmaster aesthetic
- **34.1 × 5.5 mm precision dimensions** — exact fit for multiple Speedmaster references
- **Domed profile** — classic elevated design matching original Speedmaster Professional
- **Crystal-clear clarity** — excellent optical transparency for dial visibility
- **Easy polishing** — plexi glass can be polished to remove minor scratches
## Specifications
| 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 |
## Applications
- Direct replacement for damaged or scratched original Speedmaster plexi glass
- Professional watch repair and restoration
- Vintage Omega Speedmaster Professional preservation
- Watchmaker and collector spare parts supply
## FAQ
**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.
## Why Choose SOFLY Watch Parts?
- 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 **info@soflypart.com** or WhatsApp **+86 18620212114**.
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