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This generic flat sapphire crystal is designed for Cartier Tank WE1002S3 and also fits WSTA0005, measuring 18.5mm × 18.5mm. Its flat square design offers excellent optical clarity and scratch resistance for reliable watch glass replacement.
Flat square shape minimizes optical distortion for clear dial viewing
Precision fit for Tank case design
High hardness (9 Mohs) resists daily scratches and wear
Generic design – always verify dimensions with original glass
Length: 18.5 mm
Width: 18.5 mm
Shape: Flat Square
Material: Synthetic sapphire
Compatible Models: Cartier Tank WE1002S3, WSTA0005
Replacement crystal for Cartier Tank WE1002S3 / WSTA0005
Suitable for luxury square watch restoration
1.Is this an original Cartier part?
No, it is a generic compatible crystal, not OEM.
2.Will it fit my Tank WE1002S3 or WSTA0005 perfectly?
Only if your watch uses exactly 18.5×18.5mm square glass; measure before purchase.
3.Is this crystal suitable for both front and case back?
This listing is for front crystal; case back crystal may have different dimensions.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
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