Black Watch (wristwatch)
1975 electronic wristwatch by Sinclair Radionics / From Wikipedia, the free encyclopedia
The Black Watch is an electronic wristwatch launched in September 1975 by Sinclair Radionics. It cost £24.95 ready-built, but was also available for £17.95, as a kit.[1] These prices are equivalent to around £190 and £140 respectively in 2021, when adjusted for inflation.
The Black Watch was supplied with a plastic band as standard, with a black stainless steel bracelet available as an extra at £2.00.[2]