Examples from the Web for wristband
Seriously athletes wear heart-rate monitors, not wristband trackers.
The Pebble comes close, but it still looks like a computer sitting on a wristband.
I proceeded down the wristband line, right behind Michael J. Fox.
But in his later and mightier work, Titian will only paint a fan or a wristband intensely, never a flower.Modern Painters, Volume V (of 5)|John Ruskin
Already, when he was scribbling on it, she had noticed that his wristband was frayed.Hilda Lessways|Arnold Bennett
“My arm,” Tom responded promptly, pushing back his wristband to give her the proof.Rim o' the World|B. M. Bower
And at the last moment I could not make out what I had written on my wristband as a mem.
Mr. Snow walked to the chimney, turned up his coat cuff and wristband, and pulled down a bag filled with shavings.The Shadow of Ashlydyat|Mrs. Henry Wood