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This generic domed sapphire crystal is compatible with Chopard Happy Sport reference 278238, featuring a round shape with a 26.8mm diameter and 0.6mm edge thickness. Its domed profile enhances durability while providing a clear view of the floating diamonds.
Domed shape offers classic aesthetics and improved impact resistance
Ultra-thin 0.6mm edge for precise case fitting
High hardness (9 Mohs) resists daily scratches and wear
Generic design – always verify diameter and profile with original glass
Diameter: 26.8 mm
Dome Height: 1.2 mm
Edge Thickness: 0.6 mm
Shape: Domed Round
Material: Synthetic sapphire crystal
Compatible Reference: Chopard Happy Sport 278238
Replacement for Chopard Happy Sport ref. 278238 crystal
Suitable for floating diamond 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 Happy Sport 278238 perfectly?
Only if your watch uses exactly 26.8mm domed glass; measure before purchase.
3.Is domed sapphire less scratch-resistant?
No, both flat and domed have the same hardness (9 Mohs).
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
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