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This generic flat sapphire crystal is compatible with Chopard Happy Diamonds reference 4079, featuring an oval shape measuring 19.4mm in length, 12.6mm in width, and 0.9mm in thickness. Its flat design provides excellent optical clarity and scratch resistance for reliable watch glass replacement.
Flat oval shape offers a classic and elegant aesthetic
0.9mm ultra-thin profile for precise low-profile case fitting
High hardness (9 Mohs) resists daily scratches and wear
Generic design – always verify dimensions with original glass
Length: 19.4 mm
Width: 12.6 mm
Thickness: 0.9 mm
Shape: Flat Oval (Elliptical)
Material: Synthetic sapphire
Compatible Reference: Chopard Happy Diamonds 4079
Replacement for Chopard Happy Diamonds ref. 4079 crystal
Suitable for oval-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 Happy Diamonds 4079 perfectly?
Only if your watch uses exactly 19.4×12.6×0.9mm oval glass; measure before purchase.
3.Is 0.9mm thickness durable enough?
Yes, sapphire is very hard; 0.9mm provides adequate strength for normal daily wear.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
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