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This generic flat sapphire crystal is compatible with Franck Muller Long Island models, measuring 38.0mm × 24.5mm with a thickness of 0.9mm. Its flat rectangular design offers excellent optical clarity and scratch resistance for reliable watch glass replacement.
Flat rectangular shape minimizes optical distortion for clear dial viewing
0.9mm thickness provides balanced strength and slim profile
High hardness (9 Mohs) resists daily scratches and wear
Generic design – always verify dimensions with original glass
Length: 38.0 mm
Width: 24.5 mm
Thickness: 0.9 mm
Shape: Flat Rectangular
Material: Synthetic sapphire
Compatible Series: Franck Muller Long Island
Replacement crystal for Franck Muller Long Island watches
Suitable for luxury rectangular watch restoration
1。Is this an original Franck Muller part?
No, it is a generic compatible crystal, not OEM.
2.Will it fit my Long Island watch perfectly?
Only if your watch uses exactly 38.0×24.5×0.9mm rectangular glass; measure before purchase.
3.Is 0.9mm thickness durable enough?
Yes, sapphire is very hard; 0.9mm 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.
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