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This generic flat sapphire crystal is designed for select Hublot case backs, measuring 25.8mm × 24.1mm with a thickness of 3.1mm. Its flat design offers excellent optical clarity and scratch resistance for reliable case back glass replacement.
Flat shape ensures precise fit for case back opening
3.1mm thickness provides enhanced strength and durability
High hardness (9 Mohs) resists daily scratches and wear
Generic design – always verify dimensions with original glass
Length: 25.8 mm
Width: 24.1 mm
Thickness: 3.1 mm
Shape: Flat
Material: Synthetic sapphire
Compatible: Select Hublot case backs
Replacement case back crystal for select Hublot watches
Ideal for restoring movement visibility in exhibition case backs
1.Is this an original Hublot part?
No, it is a generic compatible crystal, not OEM.
2.Will it fit my Hublot case back perfectly?
Only if your case back uses exactly 25.8×24.1×3.1mm glass; measure before purchase.
3.Is 3.1mm thickness durable enough for case back?
Yes, 3.1mm provides excellent strength for case back protection.
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.









