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This generic flat sapphire crystal is designed for Breguet Heritage 8861BR and also fits 8861BB, measuring 30.6mm × 20.6mm with an overall height of 3.26mm and edge thickness of 0.9mm. Its flat rectangular design with stepped edge offers excellent optical clarity and scratch resistance for reliable watch glass replacement.
Flat rectangular shape minimizes optical distortion for clear dial viewing
Stepped design (3.26mm height, 0.9mm edge) for precise case fitting
High hardness (9 Mohs) resists daily scratches and wear
Generic design – always verify dimensions with original glass
Length: 30.6 mm
Width: 20.6 mm
Overall Height: 3.26 mm
Edge Thickness: 0.9 mm
Shape: Flat Rectangular with stepped edge
Material: Synthetic sapphire
Compatible Models: Breguet Heritage 8861BR, 8861BB
Replacement crystal for Breguet Heritage 8861BR / 8861BB
Suitable for luxury rectangular watch restoration
1.Is this an original Breguet part?
No, it is a generic compatible crystal, not OEM.
2.Will it fit my Heritage 8861BR or 8861BB perfectly?
Only if your watch uses exactly 30.6×20.6mm stepped rectangular glass; measure before purchase.
3.What is the stepped edge for?
The stepped edge allows the crystal to sit flush against the case rim for a secure fit.
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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