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This generic flat round sapphire crystal is designed for the Hublot Big Bang Caviar 346.CX.1800.RX, measuring 30.3mm in diameter with a thickness of 2.45mm and featuring pre-applied markings. Its flat design offers excellent optical clarity and scratch resistance for reliable watch glass replacement.
Flat round shape minimizes optical distortion for clear dial viewing
Pre-applied markings for enhanced functionality and aesthetics
2.45mm thickness provides balanced strength and slim profile
High hardness (9 Mohs) resists daily scratches and wear
Diameter: 30.3 mm
Thickness: 2.45 mm
Feature: Pre-applied markings
Shape: Flat Round
Material: Synthetic sapphire
Compatible Model: Hublot Big Bang Caviar 346.CX.1800.RX
Replacement crystal for Hublot Big Bang Caviar 346.CX.1800.RX
Suitable for luxury sports watch restoration and repair
1.Is this an original Hublot part?
No, it is a generic compatible crystal, not OEM.
2.Will it fit my Big Bang Caviar 346.CX.1800.RX perfectly?
Only if your watch uses exactly 30.3mm flat round glass with markings; measure before purchase.
3.Are the markings durable?
The markings are applied to last but may wear over time with heavy use.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
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