Gemstone Entertainment
From the Audiovisual Identity Database, the motion graphics museum
1st Logo (1987-2002)
Visuals: There is rainbow lines cut off by a gemstone. The word "GEMSTONE" is in a chrome font above the rainbow lines and gemstone while "ENTERTAINMENT" in the same font and chrome color is below them.
Technique: A still graphic.
Audio: None.
Availability: Can be seen on public-domain releases of the time on VHS & DVD.
2nd Logo (1989)
Visuals: On a blue gradient background, a gold gem fades in on the top, followed by "GEMSTONE" and then "ENTERTAINMENT" on the bottom.
Technique: 2D computer animation.
Audio: None.
Availability: Only seen on the VHS release of Microbes.