"Cancer Birthstone Jewelry: Gemstones that Illuminate the Cancer Zodiac" The primary gemstone associated with Cancer is the pearl, symbolizing purity, emotional balance, and inner wisdom. Another powerful stone for Cancer is the moonstone, which is linked to intuition, emotional healing, and the moon's feminine energy—perfectly reflecting the nurturing and empathetic qualities of this water sign. Whether set in rings, necklaces, or bracelets visit: https://www.sagaciajewelry.com/blogs/news/cancer-and-aquarius-compatibility