Hearts and Arrows diamonds are precision-cut variations of the traditional 57 faceted round brilliant cut. They are cut to ideal proportions with good optical symmetry, polish and a specific faceting pattern. ‘Hearts and arrows’ refers to the pattern that can be viewed on a virtually perfect Round Brilliant diamond. It is quite remarkable. If you look at this diamond cut using a […]
Archives for April 2017
CLARITY ENHANCEMENT AND FRACTURE FILLED DIAMONDS – TREATED DIAMONDS
Clarity enhancement relates to the process of restoring and improving the overall appearance of a diamond by removing or hiding its inclusions. This can be done by filling cracks or fractures and removing inclusions. Zvi Yehuda, an Israeli diamond cutter, developed this process in 1982. This process works best for diamonds that have a few […]
DIAMOND FLUORESCENCE
Fluorescence refers to a diamond’s tendency to emit a soft coloured glow when subjected to ultraviolet light (such as a “black light”). This is due to sub-microscopic structures within florescent diamonds. Roughly 30% of diamonds fluoresce to some degree. Colourless (D-F) Very Strong fluorescent diamonds sell at up to a 10% discount since the fluorescence […]
EXPERT ADVICE: EYE-CLEAN DIAMONDS
Eye-clean diamonds generally refer to diamonds that do not have any inclusions (marks) that are visible to the naked eye. This is an unofficial term and when it is used it generally refers to people who have normal eyesight viewing it at a distance of six to 12 inches. When most people want to buy […]