Dom Martell and other 68,000 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. Icons are availble for download in PNG and vector (SVG, PDF, EPS, and more).
The icon consists of a circle with many points along the circumference and a long line with a diamond point at one end. The line starts at the bottom left of the circle and pierces through the circle at an off-center location.