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This generic flat square sapphire crystal is compatible with Chopard Happy Diamonds models, measuring 18.5mm × 18.5mm with a thickness of 1.0mm. Its flat square design offers excellent optical clarity and scratch resistance for shaped watch glass replacement.
Flat square shape offers a clean, geometric aesthetic
1.0mm thickness provides balanced strength and slim profile
High hardness (9 Mohs) resists daily scratches and wear
Generic design – always verify dimensions with original glass
Length: 18.5 mm
Width: 18.5 mm
Thickness: 1.0 mm
Shape: Flat Square
Material: Synthetic sapphire
Compatible Series: Chopard Happy Diamonds
Replacement for Chopard Happy Diamonds models requiring 18.5mm square flat glass
Suitable for square-shaped watch restoration and repair
1.Is this an original Chopard part?
No, it is a generic compatible crystal, not OEM.
2.Will it fit my square Happy Diamonds watch perfectly?
Only if your watch uses exactly 18.5×18.5×1.0mm square glass; measure before purchase.
3.Is square sapphire more fragile than round?
Square corners may be slightly more vulnerable; handle with care during installation.
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.
