Originally posted by exxondus
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How to test Crystal Sapphire?
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Originally posted by Oceanklassik View PostI've heard some "AAA-grade" fakes have them too.
the real one is hardly visible.
maybe they have improved...Audemars Piguet Ball Bell&Ross Cartier IWC Longines Omega Panerai Rolex Sinn Tissot
Alba Casio Citizen Roox Seiko
Wanted to add PP but bo lui
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Originally posted by exxondus View Posttested the above and it worked!!
please someone try on your AR coated, see if you get the same result or is it just my U1, really curious to know.
Cheers!
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good try
Originally posted by ckhouse80 View Posthi everybody, some mineral class very tick you can't judge base on this way. I have one very accurate way to test ( i think), put one drop of water on crystal, the water will abit 'concentrate' like small ball. If mineral crystal, water will 'flat' like 'spoiled egg'...Try it with two different class you will know[COLOR="DarkOrange"][FONT="Comic Sans MS"]horology concept[/FONT][/COLOR]
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