Sapphire - 0.64ct Blue Tourmaline This (no size) stone is

This (no size) stone is distinguished by its dark purple tones

This stunning (no size) stone is distinguished by its blue

Each of our stones comes supplied with certification and our 100% guarantee

6mm stone is distinguished by its glowing green colour

Sapphire - 0.64ct Blue Tourmaline This (no size) stone isA 0. 64ct Blue Sapphire selected by our CRWN experts for its quality and utility. Each of our stones comes supplied with certification and our 100% guarantee. This 6x4. 4mm stone is distinguished by its exquisite blue colouring and is ideal for necklaces, rings, and charms. Sapphire is a natural species of the mineral corundum. Sapphires are commonly distinguished by their brilliant blue and purple colouring, although they are found in other colours.