A Lorus Digital Stopwatch, water resistant to 50 metres. This watch worked perfectly last time I used it, however it no longer has a battery in it. The replacement battery, according to Lorus is a Maxell ST44W, which should last for up to three years.
Please let me know why you want this.
An instruction manual can be found here: https://www.loruswatches.com/media/instructions/Y704A_E.pdf
Lorus Digital Stopwatch (Chaddesden DE21)
This offer has been gifted to someone and is no longer available.