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This generic flat round sapphire crystal is designed for Panerai Luminor with OP6901 reference, measuring 31.0mm in diameter with a thickness of 2.3mm. 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
2.3mm thickness provides enhanced strength and durability
High hardness (9 Mohs) resists daily scratches and wear
Generic design – always verify dimensions with original glass
Diameter: 31.0 mm
Thickness: 2.3 mm
Shape: Flat Round
Material: Synthetic sapphire
Compatible Reference: Panerai Luminor OP6901
Replacement crystal for Panerai Luminor OP6901
Suitable for luxury dive watch restoration and repair
1.Is this an original Panerai part?
No, it is a generic compatible crystal, not OEM.
2.Will it fit my OP6901 perfectly?
Only if your watch uses exactly 31.0mm flat round glass; measure before purchase.
3.Is 2.3mm thickness durable enough?
Yes, 2.3mm provides good strength for normal daily wear and protection.
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.
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