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This generic domed round sapphire crystal is designed for the Patek Philippe Complications 7121J, measuring 26.6mm in diameter with a height of 2.2mm and edge thickness of 1.4mm. Its domed design offers excellent optical clarity and scratch resistance for reliable watch glass replacement.
Domed round shape provides classic Complications aesthetics and impact resistance
1.4mm edge thickness offers balanced strength and slim profile
High hardness (9 Mohs) resists daily scratches and wear
Generic design – always verify dimensions with original glass
Diameter: 26.6 mm
Height: 2.2 mm
Edge Thickness: 1.4 mm
Shape: Domed Round
Material: Synthetic sapphire
Compatible Model: Patek Philippe Complications 7121J
Replacement crystal for Patek Philippe Complications 7121J
Suitable for luxury round dress watch restoration
1.Is this an original Patek Philippe part?
No, it is a generic compatible crystal, not OEM.
2.Will it fit my Complications 7121J perfectly?
Only if your watch uses exactly 26.6mm domed round glass; measure before purchase.
3.Is 1.4mm edge thickness durable enough?
Yes, 1.4mm provides good strength for normal daily wear and protection.
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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