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This generic sapphire crystal is designed for the Cartier Tortue 2645, measuring 20.4mm × 20.4mm with a square/round profile. Made from synthetic sapphire (Mohs 9), it offers exceptional scratch resistance and optical clarity as an aftermarket replacement for the original crystal.
Square/round profile matches Tortue 2645 case design
High hardness (9 Mohs) resists daily scratches and wear
Excellent optical clarity for clear dial viewing
Aftermarket replacement for cost-effective restoration
Length: 20.4 mm
Width: 20.4 mm
Shape: Square/Round
Material: Synthetic sapphire (Mohs 9)
Compatible Model: Cartier Tortue 2645
Replacement crystal for Cartier Tortue 2645
Suitable for luxury tonneau-shaped watch restoration
1.Is this an original Cartier part?
No, it is a generic aftermarket crystal, not OEM.
2.Will it fit my Tortue 2645 perfectly?
Only if your watch uses exactly 20.4×20.4mm square/round glass; measure before purchase.
3.Is this crystal flat or domed?
It features a square/round profile matching the original Tortue design.
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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