've literally searched for 2 whole days online and nothing, thought some of you dressage riders may have seen it somewhere before? On the saddle under the flap it says, Legacy. 17" made in England. The badge...
Working on the presumption it is a stamp for a shop, as I too have an saddle with a shop stamp on it, I googled a legacy saddle and this came up? It appears it is made in England but obviously you will be able to tell by comparison. http://rydersaddles.com/saddles/legacy
I'd say it's a small Walsall workshop or a small retailer that has saddles made for it, and the leather is "piped" as we call it, so not brilliant quality.