Minimalist Circular Custom Icon

I'm looking for a unique, minimalist custom icon that can be used to introduce items in a list. This icon should be circular in shape and designed in a minimalist style.

Key Requirements:
- Design a custom circular icon
- Adhere to a minimalist aesthetic
- Purpose of the icon is to serve as a list introducer

Ideal Skills:
- Graphic Design
- Icon Design
- Understanding of Minimalist Design Principles
- Proficiency in design software (like Adobe Illustrator, Figma etc.)