Blue Sapphire Neelam

Natural Blue Sapphire (Neelam) — the Navratna traditionally associated with Shani (Saturn).
AllRuby Emerald Blue Sapphire Yellow Sapphire White Sapphire Pitambari Sapphire Pearl Red Coral White Coral Hessonite Cat's Eye Amethyst Citrine Peridot Moonstone Opal Fire Opal Aquamarine Iolite Lapis Lazuli Turquoise Zircon Morganite Blue Topaz