The amethyst necklace market is projected to grow from US$ 161.94 million in 2025 to US$ 253.75 million by 2034, registering a CAGR of 5.77% during 2026–2034. Amethyst necklaces are increasingly positioned as both fashion accessories and gemstone-based lifestyle products, benefiting from consumer interest in colored gemstones, personalized jewelry, spiritual and wellness-oriented...