by richard haruni | Oct 12, 2018 | Blog, Trade
How are you communicating colours to your customers in ways that appeal? With the seemingly unending array of coloured gemstones rising in popularity, it’s easy to get lost in the technical properties of a gem, when all the customer really wants to know is “what...
by richard haruni | Jun 21, 2018 | Blog, Trade
The 4 C’s, T and O of Natural Color Gems With the growth of the internet diamond consumer, the parlance of the 4 C’s of diamonds is becoming more commonplace. There is however a little less clarity when it comes to assessing color gemstones. Thanks to the many...
by richard haruni | Nov 15, 2017 | Blog, Trade
Ruby Sizes and Weights One of the most useful tools a jeweller can have when designing jewellery is an idea of what different size rubies weigh. The chart below is an easy way to reference what a ruby weighs in different sizes and shapes. This information will then...
by richard haruni | Oct 23, 2017 | Blog
As you will know from our previous post, Sapphires come in a whole rainbow of colours, and anything that is not a blue sapphire, or red ruby in corundum, is categorised as a fancy coloured sapphire. The colour spectrum sapphires come in falls into 4 main groups. Pink...
by richard haruni | Apr 28, 2017 | Blog, Trade
When you are buying loose coloured diamonds or a coloured diamond ring – no matter where you buy it from; at home, abroad on holiday, in a jewellery store, online or direct from a gemstone dealer – you need to make sure you get a Certificate of Authenticity (COA) to...
