Tuesday (the day of Mars) – amethyst, hyacinth, red jasper, coral, and sometimes diamond. Wednesday – the day of Mercury – give preference to pearls, rock crystal, agate, chrysolite, and carnelian. Thursday – Jupiter will like sapphire, lapis lazuli, kyanite, marble, and blue turquoise. Friday – to harmonize with Venus, choose beryl, jade, turquoise color of seawater, emerald, sometimes pearls, and spinel. Saturday – on the day of Saturn, wear earrings with onyx, jasper, topaz, and malachite. Sunday – The sun likes garnet, ruby, chrysolite, and diamond.