It would have been King's Pawn.
I vaguely now recall it might have been with an auntie who lived just up from the Church, almost on the corner of Bilsland Drive. It was probably a wedding ring to her first husband, which I don't believe was ever retrieved lol
Yes, it was a veritable Aladdin's cave of a place - with all kinds of 'goodies' in its display windows.
(Bowie knives, chibs etc

)