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This generic domed sapphire crystal is designed for Patek Philippe references 3384 and 3844, measuring 28.9mm × 28.9mm. Its domed square design offers excellent optical clarity and scratch resistance for reliable watch glass replacement.
Domed square shape provides classic vintage aesthetics and impact resistance
High hardness (9 Mohs) resists daily scratches and wear
Excellent optical clarity for clear dial viewing
Generic design – always verify dimensions with original glass
Length: 28.9 mm
Width: 28.9 mm
Shape: Domed Square
Material: Synthetic sapphire
Compatible Models: Patek Philippe 3384, 3844
Replacement crystal for Patek Philippe 3384 / 3844
Suitable for luxury vintage square watch restoration
1.Is this an original Patek Philippe part?
No, it is a generic compatible crystal, not OEM.
2.Will it fit my 3384 or 3844 perfectly?
Only if your watch uses exactly 28.9×28.9mm domed square glass; measure before purchase.
3.Is domed sapphire more fragile than flat?
Domed sapphire offers better impact resistance and is equally scratch-resistant.
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.









