Aquamarines are the rising new entrants in the gemstone market. Whilst often overlooked for the top four precious stones, the demand for these coloured gemstones that come with a narrower range of blue to greenish-blue. Given the smaller and distinct colour range, these gemstones are increasingly sought after. Made of beryllium aluminium silicate aquamarines exhibit a glow that is hard to miss. Setting itself apart from the likes of Topaz, Aquamarines, referred to in ancient times as “water of the sea”, it has been used a source of good luck for sailors and adventures. The unique sea blue colour range, along with high clarity, the faceted aquamarines are known for their fewer inclusions. Sometimes considered the blue coloured competitor of emeralds, aquamarines are popular in the emerald cut range, but that need not be the only option. Aquamarines are pleochroic: meaning they show different colours, based on the side of crystal that is being viewed. These are some of the interesting aspects of the famous sea-blue gemstone.