Why can there be different table sizes in two diamonds of the same caratage? Diamonds with the same carat weight can vary enormously in their style of cutting. Cut depends on the nature of the rough, the polisher, and the different proportions of cut that are sought in various markets, since not all markets have […]
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Does a genuine diamond have blemishes and will they lessen its value? Why are there inclusions in a diamond? How are they formed? How do you determine the clarity grade of a diamond? Almost all natural diamonds contain some minute inclusions present when they were formed billions of yours ago. However, some very rare diamonds
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Customers often ask what is the ideal thickness of the girdle? Depends on whether the stone is round or fancy cut. Well made round stones should have a thickness of 0.5% to 5% of total depth of stone. The culet is graded from “none” to “small”. Does “small” mean the culet has been cut to
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How do you determine the best colour for diamonds? There is no such thing as best color for diamonds in terms of an individual preference; however, in terms of quality and value the best color is no color at all because such a diamond is extremely rare and would be designated a D color, under
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What is GIA? GIA, the Gemological Institute of America, is the world’s largest education and research facility for the gem and jewellery industry. What effect does a GIA certificate have on the value and grading of a diamond? A GIA certificate provides an official gemological laboratory assessment of an individual diamond. This is based on
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What is a synthetic moissanite? There latest diamond stimulant is synthetic monissanite. Although there have been reports of monissanite being produced in Russia since the mid 1990s, it wasn’t unitl 1998 that there was a significant commercial production by Cree Research in the USA with marketing by the then C3 Corporation and now Charles &
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How does one determine the retail price of a piece of diamond jewelry? All rough and polished diamonds are priced in US dollars and there is an international value applying to virtually all gems accepted by markets all over the world. This is based on the 4C’s – the four internationally recognized factors that determine
Why does a diamond become dull and less brilliant after time and how do you make it sparkle again? Diamonds are attracted to grease and if they are not cleaned regularly and properly by your jeweler, they will tend to lose the full beauty of their sparkle and fire. All that is required to bring
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Are fancy colored diamond more valuable and expensive than others? Yes, some fancy colored diamonds are extremely rare and very beautiful. Thus they tend to be more valuable and expensive than many others. How many colors can diamonds come in and which are the most valuable? Diamonds come in all colors of the rainbow. The
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COLOR Diamond Color starts from D and ranges down to Z. The higher the color grading, the more colorless the stone is when put on an off-white sheet paper. Color grades are categorized as follows: D,E,F – ColorlessG,H,I,J – Near ColorlessK-M – Faint YellowN-R – Very Light YellowR-Z – Light Yellow CLARITY Clarity involves determining
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