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This generic flat round sapphire crystal is designed for the Patek Philippe 4336 case back, measuring 25.4mm in diameter with a thickness of 1.6mm. Its flat design offers excellent optical clarity and scratch resistance for reliable case back glass replacement.
Flat round shape ensures precise fit for case back opening
1.6mm thickness provides balanced strength and durability
High hardness (9 Mohs) resists daily scratches and wear
Generic design – always verify dimensions with original glass
Diameter: 25.4 mm
Thickness: 1.6 mm
Shape: Flat Round
Material: Synthetic sapphire
Compatible Model: Patek Philippe 4336 (case back)
Replacement case back crystal for Patek Philippe 4336
Ideal for restoring movement visibility in exhibition case backs
1.Is this an original Patek Philippe part?
No, it is a generic compatible crystal, not OEM.
2.Will it fit my 4336 case back perfectly?
Only if your case back uses exactly 25.4mm round glass; measure before purchase.
3.Is 1.6mm thickness durable enough for case back?
Yes, 1.6mm provides good strength for case back protection.
Fast worldwide shipping within 3 business days.
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