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This high-quality generic replacement sapphire crystal is designed for Vacheron Constantin rectangular or tonneau cases, measuring 31.7mm × 25.9mm with a thickness of 0.8mm and a flat profile. Made of synthetic sapphire (Mohs hardness 9), it offers exceptional scratch resistance and optical clarity as a direct substitute for damaged original crystals.
Flat profile minimizes optical distortion for clear dial viewing
0.8mm ultra-thin thickness for precise case fitting
High hardness (9 Mohs) resists daily scratches and wear
Fits Vacheron Constantin rectangular/tonneau cases
Length: 31.7 mm
Width: 25.9 mm
Thickness: 0.8 mm
Shape: Flat (Rectangular/Tonneau compatible)
Material: Synthetic sapphire (Mohs 9)
Compatible Cases: Vacheron Constantin rectangular or tonneau
Replacement crystal for Vacheron Constantin rectangular/tonneau watches
Suitable for luxury watch restoration and repair
1.Is this an original Vacheron Constantin part?
No, it is a generic compatible crystal, not OEM.
2.Will it fit my rectangular Vacheron Constantin perfectly?
Only if your watch uses exactly 31.7×25.9×0.8mm flat glass; measure before purchase.
3.Is 0.8mm thickness durable enough?
Yes, sapphire is very hard; 0.8mm provides adequate strength for normal daily wear.
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.









