Seiko* IP6 M-64S 1000ml Compatible Ink Cartridges Seiko* M-64S 1000mL IP6 compatible replacement ink cartridges are a very economical way to print without stopping! High Quality, High Performance inks. Our Seiko* compatible inks going through strict processes and Quality control to ensure your piece of mind and continuous operation without failures. These cartridges will work great with ColorPainter M-64S, ColorPainter H-104S