Each batch of red agate may exhibit color variations, as the raw materials differ with every stone. The beads cut from these stones also come in a range of hues. Nature is indeed wondrous, offering shades from persimmon red to cherry red, and even more vibrant reds. Additionally, lighting and photography can affect the appearance. Please refer to the actual product for the most accurate color representation. Metal: 18K Recycled Gold Plated On Brass Gemstone: Red Agate/Onyx Red Onyx Dimensions: 4/6/8/10/12mm Necklace Length: 390-440mm Weight: 9.5g / 20.5g / 35g / 75g