CTK Old School Grand Master Feedback View Apr 6, 2019 #1 Nothing special but still cheap at £30- https://www.ebay.co.uk/itm/VINTAGE-DIAM ... ondition=4 When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.