A Jeweller’s Guide To Birthstones By Month


Wondering how to make birthstone jewellery? Using Zodiac birthstones in your jewellery pieces is a great way for your customers to feel they’re displaying an extra slice of their personality – whether it’s with rings, necklaces or bracelets. From their hardness, their specific properties, what other gems to pair them with and how to use them in your work, find out everything … [Read more...]

Introducing Our Swarovski® Gemstone Range…


The team at Cooksongold is pleased to share our exciting new range of Swarovski Genuine Gemstones and Created Stones! The established Swarovski brand solidifies the expert and high quality requirements that are so important to Cooksongold’s stock, allowing us to help you create beautiful jewellery, time and time again. Discover more about our new range of Swarovski Genuine … [Read more...]

Gemstone Focus: Malachite

Malachite is one of those distinctive stones which really cannot be mistaken for anything else. Its characteristic strong and dense green colour, coupled with its trademark light and dark banding, make it quite unique and unlike any other gemstone. The name ‘malachite’ is believed to be derived from the Greek words molochitis lithos, which essentially means ‘mallow green … [Read more...]

The Emerald Cut

What is an Emerald Cut Stone? Do you know what to look for in an emerald cut diamond? Emerald cut stones are either rectangular or square cut stones. It has step-cut facets that are usually parallel to the girdle of the stone, reflecting less light than most brilliant cuts. The emerald cut is quite different from the popular brilliant cut, and was originally developed (as … [Read more...]

Gemstone Focus: Moissanite

Moissanite is something of a new phenomenon in the jewellery world, having been created and perfected by Charles and Colvard in the early 1990s. It is in fact a lab created version of a natural gem, which was discovered in 1893 by Henri Moissan who would go on to be a Nobel Prize winning scientist. Moissanite available from Cooksongold  The basis of Moissanite is silicon … [Read more...]

Gemstone Focus: Jet

In terms of mineral classification, Jet is what we call an ‘organic’ as it is derived from something which was once living. Jet is formed over millions of years from wood which has been immersed in water, and subsequently become fossilized as it has compacted. It is black or dark brown in appearance, and is perhaps most associated with the mourning jewellery of the 19th Century … [Read more...]

Gemstone Focus: Jade

What we commonly refer to as Jade is in actual fact two slightly different minerals, known as Jadeite and Nephrite. Both have been used for centuries to produce decorative carvings which are particularly prevalent in China to this day; however the practice is said to date back over 2000 years and has produced some truly magnificent results. Nephrite Jade Both Jadeite and … [Read more...]

Gemstone Focus: Quartz

Rock Crystal (image source: Wikipedia) Quartz is the generic name for stones with a basis of Silicon Dioxide and it covers a broad range of well-known semi-precious stones, including Amethyst and Citrine. It comes in a variety of colours, but the most common and widely available form of quartz is Rock Crystal (pictured above) which is colourless and transparent. It can be … [Read more...]

Gemstone Focus: Onyx

It is easy to assume that Onyx only comes in solid black, as this is by far the most widely used colour in stone set jewellery. It is a shame that this is the case really, as it completely disregards the main characteristics of Onyx, which are its straight bands of contrasting colours which run right through it. Black And White Banded Onyx Round Cabochon (61OX CW06) Onyx, … [Read more...]

Focus on Royal Crowns

The Imperial State Crown of Her Majesty Queen Elizabeth ll (image source: Royal Collection Trust) With Queen Elizabeth’s official 90th birthday rapidly approaching, I thought it would be interesting to take a look at some of the fabulous jewels and crowns that she has been fortunate enough to own throughout her long reign. The ownership of the Crown Jewels and the stones … [Read more...]