Guides

Prized and admired for millennia. As the first true gems ever to be used as adornments, the history of pearls in jewellery is nearly as old as the history of civilisation itself.
A diamond certificate is the evaluation by a third party accredited gemological laboratory of your diamond. In addition to the diamonds carat weight and measurements, a certificate includes grades for the diamonds cut colour and clarity.
The last thing we at Nightingale want is to supply a ring and at the crucial ‘down on one knee’ moment it turns out to be too large or too small. Nightingale offer one adjustment free in the first three months.
It is mandatory in Great Britain for precious metals that meet the weight criteria to be assayed and hallmarked (stamped) to indicate the type and fineness of the metal.
There are many beautiful gemstones that have been created by nature and mined from the earth but the most regal of them all is the diamond. The mysterious diamond is the most popular gemstone of them all and the one that has the most myths and legends associated with it.
A lab grown diamond put simply, is a man made diamond. They are also sometimes known as engineered diamonds or cultured diamonds. 
Nightingale can supply an outstanding collection of coloured diamonds loose or set within a bespoke or finished piece of Nightingale jewellery.