Round brilliant cut Colour H-I Clarity P2 Carat 0.15 Conflict free and conforms UN resolution Diamond is the hardest of all minerals, solely comprised of carbon that is created when placed under intense pressure and high temperatures. The birthstone for april, diamond has generally been known as the stone of invincibility, with 'invincible' or 'unconquerable' being the original translation that the term 'diamond' derives from. Diamond is excellent for bringing courage, strength and faithfulness, whilst being associated with love and purity. The quality of a diamond is assessed according to four factors, known as 'The 4 C's' - Colour, Clarity, Carat Weight and Cut. The colour of this particular diamond is H-I and the clarity is P2 The weight of this stone is approximately 0.