View single post by oagaspar
 Posted: Thu Jun 25th, 2009 05:46 pm
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oagaspar



Joined: Sun Sep 4th, 2005
Location: Akron, USA
Posts: 28626
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here is a good article on watch crystals in Europastar...just click on the links hand6.gif







WATCH CRYSTALS

Clear up your questions about crystals with this brief primer.



What is a watch crystal?

What are watch crystals made of?


What are the advantages and disadvantages of each material?

What exactly is synthetic sapphire?

Can you tell if a crystal is made of sapphire by looking at it?

Are scratch-resistant crystals new?

Are all scratch-resistant crystals made of synthetic sapphire?

The terms "lunette," "bombé", "chevé" and "boule" are sometimes used to describe watch crystals. What do they mean?

What are "anti-reflective" or "glare-resistant" crystals?

How much do watch crystals cost to replace?