Mücevher haberleri

Five Steps to Ruby Grading New Zealand custom silver jewelry and Evaluation Standards

’' te gönderildi Kingjy tarafından

he grading and evaluation standards of rubies are mainly based on 1T and 4C: Transparency, Colour, Açıklık, Kesmek, and Carat.

1. Transparency: refers to the degree to which a gemstone allows visible light to pass through. In the visual identification of rubies, transparency is generally divided into five levels: şeffaf, translucent, translucent, sub-translucent, and opaque.

2. Renk: refers to the color of a gemstone under natural light. Since the light source will have a great influence on the color of red sapphire, the observation method of red sapphire classification is clearly required.

3. Açıklık: refers to the amount of inclusions contained in gems. Ruby sapphires usually contain a certain amount of inclusions. The size, miktar, vividness, and location of the inclusions have an important influence on the value of red sapphires. Under the naked eye, the grade of red sapphire is divided into five grades, and the grading evaluation standard of ruby.

Four. Kesmek: Including the orientation, type, oran, symmetry, polishing degree, vesaire. of cutting.

5. Carat weight: refers to the weight of gems. Under the condition of the same quality, the higher the weight, the higher the price of red sapphires, especially the price of high-quality red sapphires above 1 carat increases geometrically. The size and weight correspondence table of common red sapphire facets lists the correspondence between the size and weight of common red sapphire facets.

Öyleyse, when you choose your favorite ruby ​​bracelet, yakut yüzüğü, ruby ​​stud earrings, vesaire., you can use the ruby ​​grading evaluation standard as the basis and choose a reliable ruby ​​jewelry.

 

OEM/ODM Takı Üreticisi Kendi Mücevherlerinizi Özel Tasarlayın

Başlayalım : mo@kingjy.com

 

Guangzhou Jinging Özel Toptan Halka Kolyelere Odaklanma Bezelyeler Küpe Sterlling Gümüş 925 takı,18k ile kaplanmış gümüş altın,14K,24K sarı altın,Beyaz Altın ve Gül Altın. Gümüş mücevherleri özel olarak kullanabilir Çeşitli Tasarım,lazer gravürünün logo markası veya başka kelimeler müşterinin gereksinimine göre.

Aylık üretim kapasitemiz 50,000 Parça Bilezikler Kolye Küpe Halka Takı.,takı zinciri dükkanı,Outlet Mağazaları,mücevher toptancı,Tüccarlar ve Mücevher Markası Şirketi,Profesyonel, Özelleştirilmiş Mücevherat ve Yüksek Kaliteli Kitle Üretimi Oluşturun 925 Gümüş Takı Servisi.