The most classic shapes are illustrated here, but new shapes are developed every year. The choice of a diamond shape is a matter of personal taste. The shape of the round brilliant is distinguished from other so-called fancy shapes (princess, emerald, etc.). It is the most classic, the most universal and the most accomplished in the study of its ideal proportions. It is often more expensive than stones of different shapes.
The main forms of diamond cutting
Some examples of common shapes:
Suitable for architectural jewelry with clean lines. It is a square or rectangular cut, usually with 76 facets that ensure a strong sparkle. A princess cut is smaller and cheaper than a round brilliant of equal weight. The width of the table requires good purity.
|The Emerald cut|
It highlights the 'transparent' beauty of the diamond. It is a distinguished and sober size. Requires good purity diamonds: the table must be pure or VVS, any inclusions on the side.
Resolutely modern shape that combines the classicism of round shine and the elegant femininity of more elongated shapes such as those of the marquise and the drop. The Number of Facets of the Diamonds of the main cuts.
Additional criteria for size assessment
The evaluation of the rondiste relates to its thickness, while its smooth or faceted aspect does not intervene in the value of the diamond and is the choice of the cutter. A scale of 8 levels of thickness is used, ranging from extremely thin to extremely thick, but a smaller scale is advised, ranging from thin to thick (4 levels, the aim being to avoid extremes).
The cylinder head
This is the lower point of the diamond, the smallest facet, which is assessed on a scale of 8 levels, the ideal being the smallest possible facet. The polish This facet finishing characteristic is evaluated on the absence or imperfections of the polishing work, on a scale of 5 levels.
This characteristic relates to the alignment and positioning of facets and flat surfaces. The alignment of each facet must be marked and precise, the facets arranged perfectly in relation to each other. Symmetry is rated on a scale of five levels.