Small Minus 1 Hour Icon

Minus 1 Hour and other 68,900 icons from Icons8 icon pack follow the visual guidelines of the operating systems: Windows, iOS, Android KitKat, and Material. PNG format is free up to 100x100 px.
The icon is Minus 1 hour. A -1h is enclosed in a circle. The circle has a small rectangle attached to its right side. This circle is atop two parallel lines. The design looks much like a wristwatch.