What does Rock look like on OpenMoji?

On OpenMoji it is the design shipped in 17.0, shown above at full size. Older revisions are listed beneath it.

When did OpenMoji add Rock?

OpenMoji first drew Rock in 13.0, released November 13, 2020.

HfG Schwäbisch Gmünd has shipped 7 versions of Rock. Each is dated, so you can see when the design changed.

OpenMoji 14.0

OpenMoji shipped a new design for Rock in 14.0, released July 5, 2022. The previous design is shown beside it.

✳ marks a release that redrew this emoji. The rest re-shipped the design unchanged.

What does Rock look like on OpenMoji?: On OpenMoji it is the design shipped in 17.0, shown above at full size. Older revisions are listed beneath it.
When did OpenMoji add Rock?: OpenMoji first drew Rock in 13.0, released November 13, 2020.
How many times has OpenMoji redrawn Rock?: HfG Schwäbisch Gmünd has shipped 7 versions of Rock. Each is dated, so you can see when the design changed.