Le diamant du Shah, selon le dossier de Tawani, était autrefois accroché devant le paon sur le trône du paon de la dynastie moghole. La forme du diamant est comme une tige. La pierre brute pèse 95 ct et est de couleur jaune. Le poids actuel est 88.7 ct. Au sommet de ce diamant, [...]
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Quand Napoléon III et Eugénie se marièrent, la collection de bijoux français était assez riche. Joaillier royal MM. Bapst (MM. Bapst) conçu une nouvelle couronne pour la reine Eugénie, qui était serti du diamant Regent. Après la création de la Troisième République française, à la fin de 1886, sur proposition de Benlamln Laspail, a decision was [...]
Diamonds are composed of carbon elements and are the simplest gemstones of all gemstones in nature. They are crystals crystallized under high temperature and high pressure underground. The occurrence of diamonds can be divided into two categories: one is the primary diamond ore, which is a tubular vein formed by the movement of the earth’s [...]
Le diamant florentin est le diamant jaune à gros grains le plus important historiquement.. Il s'agit d'une rose double en forme de poire taillée avec un total de 126 facettes. Tavone a mentionné ce diamant dans le deuxième volume de "Voyage en Inde" publié dans 1676. Il pensait que ce diamant était le deuxième plus gros diamant taillé au monde. [...]
Emerald is a chromium-containing emerald green beryl, usually together with diamonds, rubies and sapphires, it is listed as the four most precious gems. The ancient Roman naturalist Pliny (Gaius Cecilius Secundus, à propos 23-79 ANNONCE) once gave a wonderful description of the color of emeralds: “There is no gem that is more pleasing to the eye [...]
Temps: 2013-09-10 Source: Baolong.com In the 16th century, le conquérant mexicain Hernando Cortes (Hernando Cortés) apporté 5 retour de grandes émeraudes de haute qualité en Espagne, et ils ont été sculptés en diverses formes d'artisanat par les Aztèques. Comme le poisson, fleurs, etc.; l'un des bijoux en émeraude a une perle de haute qualité sur la languette de la cloche. Ces [...]
Judging from the discovery process of emeralds in the world, it is not difficult to see that the main origin of emeralds is Colombia in South America, and many legendary emerald treasures also originated from Colombia. 1. Devon emeralds Devenshire Emerald (Devenshire Emerald), discovered in the Muzuo mining area in Colombia in the 19th century, [...]
Guinness Emerald Crystal, weighing 1759ct, is produced in the Coscuez mining area in Colombia. It is also one of the largest high-quality emerald crystals found in the world. It has created the world's largest high-quality gem-level emerald Green Guinness World Records. The length of the crystal is 2-2.5 times the diameter, the color is bright [...]
Opal is also a gemstone with a long history and is called precious opal in mineralogy. Depuis 200-100 Colombie-Britannique, people began to use opals as gems. Dans la Rome antique, opals were not only well-known, but also extremely valuable. Pline, the ancient Roman naturalist, once gave a very wonderful description of Opal: "Opal has a ruby-like [...]
In the entire diamond family, true black diamonds are also very rare. Diamonds with a large amount of black inclusions are generally considered low-quality diamonds and can only be used for industrial purposes. De Griscono Spirit Diamond is a rare gem-level black diamond in the world, and it is also the largest cut black diamond [...]