Diamond Knowledge Base
Choosing the perfect diamond is a significant decision, representing a lifelong commitment. In this comprehensive knowledgebase, we’ll explore the critical factors that define a diamond’s quality and value, from the Four Cs—cut, color, clarity, and carat weight—to ethical sourcing, certification, and tips for making an informed and meaningful choice.
Whether you’re a first-time diamond buyer or seeking to expand your knowledge, our guide will empower you to select an engagement ring that radiates beauty, symbolizes love, and aligns with your unique preferences and values.
Should you wish to speak to an expert do not hesitate to get in touch.
Colour
The GIA’s colour-grading scale is the industry standard for diamonds. It uses letters of the alphabet to help clearly define the range of colour appearance. The scale is based on the absence of colour and begins with…
Size
The size of a diamond should not be confused with its carat weight. The physical size is specified by its length and width measurements in millimetres. You could have two diamonds with the same carat weight…
Clarity
Diamond clarity refers to the absence of inclusions and blemishes. When natural diamonds are formed deep in the earth under extreme pressure and heat, they develop unique characteristics both internally…
Fluorescence
Diamond fluorescence is the effect of ultraviolet (UV) rays on a diamond and the intensity of the diamond’s reaction. A reaction is caused by traces of boron that were present during the crystallisation process…
Cut
A diamonds cut is often confused with its shape (round, heart, oval, marquise etc), but the cut grade actually refers to the balance of proportions achieved by the cutter and how well the facets interact with the light…
Certification
The grading and certification of diamonds ensure we can judge diamonds on the same scale and understand the true value. GIA, IGI and HRD are the most trusted organisations providing certificates recognised…
Carat
A carat (ct) is the universal unit of measurement created by the Gemological Institute of America (GIA), used to quantify the weight of diamonds and precious gemstones. A metric “carat” is defined as 200 milligrams and is…
Ethically Sourced
Many people are unaware that the creation of a ring can cause a variety of issues from environmental damage to exploitation of workers, these issues are often overlooked by jewellery brands and now more than ever…