How long will the 1-gem boost last?

How long will the 1-gem boost last?
1 week or two?

Has Supercell said how long it will last? No, so the community doesn't either.

When you click to boost, it says it will last 1 day.

I stopped the gem boost after it is expired.

Quote:

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Originally Posted by move4ward

When you click to boost, it says it will last 1 day.

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day 2 so far for me...