Mox Sapphire worth

Based on the catalog data provided, the value of the Mox Sapphire card depends heavily on its set and condition. The original Mox Sapphire from the Magic Alpha set is the most valuable at a used price of $8262.50 [1]. If you are looking at the Magic Beta version, the used value is $4428.56 [2], while the Magic Unlimited version is valued at $3213.38 used [3]. The Magic International Edition is the least valuable of the original printings at $549.69 used [4].

For the 30th Anniversary set, the Mox Sapphire #559 is worth $1025 used [5], and the Mox Sapphire #262 is valued at $497.50 used [6].

The modern, non-Magic cards are valued much lower: the Jon Moxley [Star Sapphires] #PP-9 is listed at $4.99 used [7], and the Jon Moxley [Star Sapphires Autograph] #PP-9 is valued at $61.01 used [8].