Looking for something else and found this, currently on eBay... MK2 period correct and maybe relevant to someone? -
https://www.ebay.co.uk/itm/Vintage-1980s-Radio-210-Car-sticker/333774113084 (https://www.ebay.co.uk/itm/Vintage-1980s-Radio-210-Car-sticker/333774113084)
https://www.localradioarchive.co.uk/radio_210/ (https://www.localradioarchive.co.uk/radio_210/)
(https://i.ebayimg.com/images/g/mBwAAOSwGMtfnxVv/s-l1600.jpg)
(https://i.ebayimg.com/images/g/wQkAAOSw8DNfnxVr/s-l1600.jpg)