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This generic domed mineral crystal is designed for Cartier Tank 2743 and also fits 3170, measuring 20.5mm × 17.5mm with a thickness of 1.0mm. Its domed rectangular design offers good optical clarity and scratch resistance for reliable watch glass replacement.
Domed rectangular shape provides classic Tank aesthetics and impact resistance
1.0mm thickness offers balanced strength and slim profile
Mineral crystal provides good scratch resistance for daily wear
Generic design – always verify dimensions with original glass
Length: 20.5 mm
Width: 17.5 mm
Thickness: 1.0 mm
Shape: Domed Rectangular
Material: Mineral crystal
Compatible Models: Cartier Tank 2743, 3170
Replacement crystal for Cartier Tank 2743 / 3170
Suitable for luxury rectangular watch restoration
1.Is this an original Cartier part?
No, it is a generic compatible crystal, not OEM.
2.Will it fit my Tank 2743 or 3170 perfectly?
Only if your watch uses exactly 20.5×17.5×1.0mm domed rectangular glass; measure before purchase.
3.Is mineral crystal less scratch-resistant than sapphire?
Yes, mineral crystal is softer than sapphire but more impact-resistant and cost-effective.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
3,000+ watch movements and parts in stock.
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