Based on the visual characteristics of the jewelry in the image, this piece appears to be a handmade semi-precious stone necklace, likely featuring green turquoise or a similar lime-green gemstone, paired with contrasting reddish-brown beads. Key Features of the Necklace: Gemstones: The large, vibrant lime-green focal pieces are commonly identified as freeform green turquoise slabs or "green apple turquoise". Similar stones can also include lime green jasper or unakite. Accent Beads: The reddish-brown sparkling beads are likely Goldstone (a glass-based material) or natural stones like Carnelian. The small, cylindrical red beads are consistent with red coral. Design Style: It is a Southwestern-style statement necklace, often handcrafted by independent designers.