Shop amethyst necklace styles at Kay with rich purple gemstones in oval, pear, cushion, and emerald cuts. Find solitaire amethyst necklaces, vintage-inspired halo pendant designs, and more unique designs set in sterling silver or gold. Create a layered birthstone stack, or choose a statement amethyst pendant framed with diamond accents.

Explore aquamarine necklace styles at Kay Jewelers featuring these serene blue stones set in your favorite necklace styles. Customize your style with engraved aquamarine birthstone necklaces or explore trending cuts and settings for this oceanic gemstone. Shop aquamarine necklaces perfect for March birthdays, wedding jewelry, or unforgettable holiday gifts.