Discover our selection of round flat crystal watch glasses , available in diameters from 13.0 mm to 50.0 mm . Made from sapphire or mineral glass , and produced in Japan, these replacement glasses are high-quality optical lenses, designed to restore the readability and aesthetics of your watches.
Round flat watch glasses – sapphire and mineral
Round flat crystals are used in a wide range of watches, from classic to modern designs. They are available in mineral crystals for excellent value or sapphire crystals for exceptional scratch resistance.
Main features
Shape: flat round , ideal for many watch models.
Available diameters: from 13.0 mm to 50.0 mm .
Materials: mineral glass (high transparency) or sapphire (ultra-resistant).
Manufacturing: Made in Japan , a guarantee of precision and quality.
Compatibility
Fits most classic and vintage watches .
Ideal replacement for damaged, scratched or cracked glass .
Select the exact diameter that matches your watch case .
Advantages of round flat glasses
High optical quality for perfect dial readability.
Increased resistance thanks to sapphire (scratch-resistant) or hardened mineral.
Japanese manufacturing guaranteeing a precise and durable finish.
Versatility thanks to the wide range of diameters available.
Typical uses
Replace a worn or scratched watch glass .
Restore an antique or vintage watch with new glass.
Personalize a watch by choosing between sapphire or mineral glass .
FAQ - Round Flat Watch Glasses
What is the difference between mineral glass and sapphire glass?
Mineral glass is durable and affordable, while sapphire glass is virtually scratch-proof and offers superior durability.
How to choose the right size watch glass?
Accurately measuring the diameter of your watch case is essential. Lenses are available from 13.0 mm to 50.0 mm to cover a wide range of models.
Can I replace a watch glass myself?
Yes, with a glass press and a set of dies , it is possible to replace the glass yourself. However, for a high-end watch, it is advisable to entrust the operation to a watchmaker.
Are these glasses suitable for all watches?
They fit most classic, vintage, and sports watches with a round flat crystal. Check the exact diameter before purchase.
Are these watch glasses made in Japan?
Yes, they are Made in Japan , renowned for their quality, precision and durability.
