Is this LEGO Key Chain (853379-1) still popular among collectors?

Yes, as a small, specific piece from the 2015 theme, it appeals to niche LEGO collectors.

How many pieces are in the LEGO Purple Brick Key Chain set?

This set, number 853379-1, contains only 1 piece.

The LEGO Purple Brick Key Chain (853379-1) was released in 2015.

Name: LEGO Purple Brick Key Chain (853379-1)
Brand: LEGO

Key Chain

Key Chain · 2015

Theme · Key ChainPieces · 1Set Number · 853379-1Year · 2015

Used

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New / Sealed

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Is this LEGO Key Chain (853379-1) still popular among collectors?: Yes, as a small, specific piece from the 2015 theme, it appeals to niche LEGO collectors.
How many pieces are in the LEGO Purple Brick Key Chain set?: This set, number 853379-1, contains only 1 piece.
What year was this specific LEGO Key Chain released?: The LEGO Purple Brick Key Chain (853379-1) was released in 2015.