They featured 8.9" LCD displays, and were notable for being the first consumer laptop with a built-in webcam.
[1] The original model, the PCG-C1, was first released on September 19, 1998, in Japan only, with an initial production run of 5,000 units.
[2] Subsequent revisions were released through the early 2000's, with improved display resolution, CPU, RAM and hard drive.
The Intel Pentium and Microsoft Windows stickers were affixed beside the top left corner of the screen.
Beginning this revision, the C1 PictureBook shipped with improved displays, bumping the resolution to 1280x600.