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This generic flat round sapphire crystal is designed for the Hublot Classic Fusion 542.CM.1770.RX, measuring 30.0mm in diameter with a thickness of 1.5mm. Featuring blue reflective coating and including a gasket, it offers excellent optical clarity and scratch resistance for reliable watch glass replacement.
Flat round shape minimizes optical distortion for clear dial viewing
Blue reflective coating reduces glare and adds sophisticated appearance
Gasket included for easier installation and basic sealing
High hardness (9 Mohs) resists daily scratches and wear
Diameter: 30.0 mm
Thickness: 1.5 mm
Coating: Blue reflective
Included: Gasket
Shape: Flat Round
Material: Synthetic sapphire
Compatible Model: Hublot Classic Fusion 542.CM.1770.RX
Replacement crystal for Hublot Classic Fusion 542.CM.1770.RX
Suitable for luxury sports watch restoration and repair
1.Is this an original Hublot part?
No, it is a generic compatible crystal with gasket, not OEM.
2.Will it fit my Classic Fusion 542.CM.1770.RX perfectly?
Only if your watch uses exactly 30.0mm flat round glass; measure before purchase.
3.Does the included gasket guarantee waterproofing?
No, it aids sealing but professional pressure testing is recommended after installation.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
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