
$30.00
You Saved
This generic flat round sapphire crystal is compatible with select Cartier models, measuring 18.7mm in diameter with a thickness of 1.0mm. 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
1.0mm thickness provides balanced strength and slim profile
High hardness (9 Mohs) resists daily scratches and wear
Generic design – always verify dimensions with original glass
Diameter: 18.7 mm
Thickness: 1.0 mm
Shape: Flat Round
Material: Synthetic sapphire
Compatible: Select Cartier models
Replacement crystal for select Cartier round watches
Suitable for luxury 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 Cartier watch perfectly?
Only if your watch uses exactly 18.7mm flat round glass; measure before purchase.
3.Is 1.0mm thickness durable enough?
Yes, sapphire is very hard; 1.0mm provides adequate strength for normal daily wear.
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.









