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Is it real? |
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| P: 6/18/2002 11:00:15 PM | |
Baelish Rough Rock Total Posts: 3 Last Post: 6/18/2002 Member Since: 6/15/2002 |
I am going to check out a few diamonds soon and wanted to know a couple of things first: Do all GIA diamonds have the cert number engraved on them? How can I tell a diamond from a CZ with a loupe? How can I tell a diamond from moissanite(?) with a loupe? Thanks for your help!
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| Posted: 6/18/2002 11:00:15 PM | |
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There are 3 replies to this message. There are 3 replies on this page. |
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| P: 6/18/2002 11:40:54 PM | |
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larry Rough Rock Total Posts: 85 Last Post: 11/21/2002 Member Since: 3/7/2002 |
Only some GIA diamonds have the cert number engraved on them. CZ: Cubic zirconium. A widely used stimulant, an imitation for a natural diamond. CZ, although easy detectable by its 80% higher weight than a diamond of the same proportions or by thermal conductivity testing, does often fool lay persons. Moisannite: A rare crystal in nature. Synthetically created moissanite produced by Charles & Colvard is a stimulant ranking a high 9.25 on the Mohs hardness scale (Diamond = 10). Its double refraction is one of the few differences with a Diamond, thermal conductivity is almost equal. For a lot of details on the subject check out: http://www.gemlab.net/publication1.htm Your best bet is always go with a reputable diamond dealer. |
| Posted: 6/18/2002 11:40:54 PM | |
| P: 12/27/2002 7:42:51 AM | |
smartypants Rough Rock Total Posts: 2 Last Post: 12/27/2002 Member Since: 12/27/2002 |
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| Posted: 12/27/2002 7:42:51 AM | |
| P: 12/27/2002 7:45:23 AM | |
smartypants Rough Rock Total Posts: 2 Last Post: 12/27/2002 Member Since: 12/27/2002 |
your info is good, but - FYI, it's called a SIMULANT - from the verb ~ to simulate ~ meaning to re-produce or re-create - to sTimulate is something entirely different! |
| Posted: 12/27/2002 7:45:23 AM | |
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