Tiny Tuesday: Guess What?!

One what?!

Holliegirl wants us to post a macro blip of a mystery object for today's Tiny Tuesday. So here's mine.

(I've placed this tiny "1" onto a big black background, as it's hard to make it out when it's magnified more than this.)

Answer tomorrow.

(Apologies to non-UK blippers for whom this may be rather difficult!)