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  1. #1
    Join Date
    Aug 2012
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    Oxon
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    Default Duh - plonker!

    Hi, I've been having a go at this malarky for about 3 or 4 weeks now, ever since my wife did a short course.
    I've made about 5 rings - all of which came out a size or so bigger than I was intending. (I use the [int dia + thickness] x pi to get the length.
    I'd thought I'd share my latest and best fail with you all. I was going to make a ring for my daughters 18th, a small 2mm (£30!) diamond set in a blob of gold and a blue saphire either side in the silver ring (sept = saphire)
    Well - I dropped the diamond 3 times and spent a good 90 mins searching for it, when I did finally mount it this is the result - spot the deliberate mistake!!!
    I won't bother to finish it, it's in the tumbler to see if it shakes the diamond out, I suppose I could re drill it and mount a bigger cz or something.
    All part of the fun.
    Cheers
    Martyn

    Click image for larger version. 

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  2. #2
    Join Date
    Jul 2009
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    Default

    I rather like it

  3. #3
    Join Date
    Jul 2009
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    Barnstaple, Devon, United Kingdom
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    Default

    Oh Martyn - that is classic! I would leave it as is, to be honest, so in a year's time you'll see how far you've come. Plus, I bet either daughter or missus would love it - it goes to prove you are stupid after all and I suspect they've been telling you that for years!
    Di x

  4. #4
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    Dec 2009
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    Central London
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    Default

    I think it's a family heirloom in the making and would even double as a glass cutter. There might be rules against taking it on an aeroplane though.

    Oh and if you really want to re-size it, 1.0 mm taken out will reduce it by approx one English size. You can do this with the diamond in unless you are very unlucky, but of course let it cool in air-don't quench it. Dennis.
    Last edited by Dennis; 14-09-2012 at 06:24 PM.

  5. #5
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    Jul 2009
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    Cornwall
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    Default

    It's certainly different.

  6. #6
    Join Date
    Feb 2010
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    247

    Default

    Reminds me of the glass pyramid at the Louvre

  7. #7
    Join Date
    Jul 2009
    Location
    Barnstaple, Devon, United Kingdom
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    Default

    See, Martyn? Such is art! Call it Louvre or Pyramid and sell it for an exorbitant price
    Di x

  8. #8
    Join Date
    Apr 2012
    Location
    Amsterdam
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    Default

    Quote Originally Posted by trialuser View Post
    (I use the [int dia + thickness] x pi to get the length.Click image for larger version. 

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    Martyn

    I have always used the formula (int dia x pi) + (2 x thickness) see if it works better for you?

    As has been pointed out, many designers are doing that deliberately, in fact in the old days before faceting cubic stones were often cut in half an set that way with their natural facets.

    Click image for larger version. 

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    http://www.mnh.si.edu/earth/text/dyn...rowseType=name


    J
    Last edited by Julian; 17-09-2012 at 05:49 PM.

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