OK Hand Sign, Also Known As, Okay Emoji, Perfect Emoji.
The index finger and the thumbs conjoined constitute the circle, as for the middle finger, ring finger, and little finger is open.
Signifies “Works for me”, “that’s correct or good”, “I’m okay” or “yes”.
* Approved as part of Unicode 6.0 in 2010.
* Added to Emoji 1.0 in 2015.