GIA’s 4Cs app features video and interactive tools that teach consumers about how GIA grades color, cut, clarity and carat weight. It explains GIA’s D-to-Z color scale and how diamond color can affect value, GIA’s clarity scale and how diamond clarity can affect value, the factors that affect a diamond’s cut grade and the origins of the carat system.
Interactive tools show:
- How diamond color changes across the GIA D-to-Z Color Scale
- Typical inclusions and blemishes at various points in the GIA Clarity Scale
- A diamond’s anatomy and how various parameters influence a diamond’s cut grade
- How a diamond’s size changes by carat weight and enables consumers to compare the sizes of different diamonds
- An interactive GIA Grading Report Anatomy – to help consumers understand the different elements of a GIA report
Additional features include:
- Retailer Lookup (network connection required) allows consumers to find retailers that sell GIA-graded diamonds and/or have GIA-trained sales associates.
- Information on fluorescence, common diamond treatments, synthetics and simulants.
- Direct Access to GIA Report Check (network connection required) - GIA’s online database of reports. Consumers can verify the contents of a GIA report and view a PDF version of that report simply by entering a GIA report number.
GIA的4C标准应用的特点是向消费者GIA等级颜色,切工,净度和克拉重量如何视频和互动的工具。它解释了GIA的d-到-Z色标,以及如何钻石的颜色会影响值,GIA净度等级及其对钻石会影响价值,影响钻石的切工等级和克拉重量系统的起源的因素。
互动工具展示:
- 如何跨越GIA d-到-Z色阶钻石的颜色变化
- 在GIA净度等级典型的夹杂物和瑕疵的不同点
- 钻石的解剖和如何将各种参数影响钻石的切工等级
- 如何钻石的大小以克拉重量的变化,并使得消费者比较不同钻石的大小
- 交互式GIA分级报告剖析 - 帮助消费者了解GIA证书的不同元素
其他功能还包括:
- 零售商查找(需要网络连接)允许消费者发现卖带GIA钻石分级和/或有GIA培训的销售人员零售商。
- 荧光,常见钻石处理方式,合成和模拟物的信息。
- GIA的报告在线数据库 - 以GIA报告检查(需要网络连接)的直接访问。消费者可以验证GIA报告的内容,并查看报告的PDF版本只需输入GIA证书编码。