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This generic flat sapphire crystal is designed for the Franck Muller Conquistador Cortez 10800 SC, measuring 28.95mm × 28.9mm with an overall height of 3.0mm and edge thickness of 1.4mm. Featuring blue reflective coating, it offers excellent optical clarity and scratch resistance for reliable watch glass replacement.
Flat square shape minimizes optical distortion for clear dial viewing
Blue reflective coating reduces glare and adds elegant appearance
Stepped design for precise case fitting
High hardness (9 Mohs) resists daily scratches and wear
Length: 28.95 mm
Width: 28.9 mm
Overall Height: 3.0 mm
Edge Thickness: 1.4 mm
Coating: Blue reflective
Shape: Flat Square with stepped edge
Material: Synthetic sapphire
Compatible Model: Franck Muller Conquistador Cortez 10800 SC
Replacement crystal for Franck Muller Conquistador Cortez 10800 SC
Suitable for luxury square watch restoration
1.Is this an original Franck Muller part?
No, it is a generic compatible crystal, not OEM.
2.Will it fit my Conquistador Cortez 10800 SC perfectly?
Only if your watch uses exactly 28.95×28.9mm stepped square glass; measure before purchase.
3.Is the blue reflective coating scratch-resistant?
The coating is durable but may scratch over time; the sapphire underneath remains hard.
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.
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