Blue Sapphire strengthens Saturn (Shani) and hence helps gain prosperity in business, wealth, sharpness of the mind and self-confidence. You can buy blue sapphire stone online from 9Gem.com at best affordable price. You can choose from a huge range of fine quality certified gemstones from Gemlab Laboratories from range 1 CRT. to 15 CRT. For more details visit the online store at 9Gem.com, call on this number, send email to.