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This generic flat sapphire crystal is designed for Cartier Roadster W6206018 and also fits 3312, measuring 30.1mm × 29.1mm with a thickness of 2.2mm. Its flat design offers excellent optical clarity and scratch resistance for reliable watch glass replacement.
Flat shape minimizes optical distortion for clear dial viewing
2.2mm thickness provides enhanced strength and durability
High hardness (9 Mohs) resists daily scratches and wear
Generic design – always verify dimensions with original glass
Length: 30.1 mm
Width: 29.1 mm
Thickness: 2.2 mm
Shape: Flat
Material: Synthetic sapphire
Compatible Models: Cartier Roadster W6206018, 3312
Replacement crystal for Cartier Roadster W6206018 / 3312
Suitable for luxury sports watch restoration and repair
1.Is this an original Cartier part?
No, it is a generic compatible crystal, not OEM.
2.Will it fit my Roadster W6206018 or 3312 perfectly?
Only if your watch uses exactly 30.1×29.1×2.2mm flat glass; measure before purchase.
3.Is 2.2mm thickness durable enough?
Yes, 2.2mm 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.
Personalized sourcing support via [email protected] or WhatsApp +86 18620212114.









