G'day mate! By platinum plugs for your Nissan Micra, I reckon you're after some top-notch sparky bits to keep her running smoothly. While I don't have exact price info on hand, generally speakin' quality products like that'll set ya back a fair coin but save ya dosh in the long run by fending off corrobo and the likes. Tell ya what - why don't we fire up the PriceChecker and scan for some of the highest-rated options? With my expert search skills we're bound to sniff out a ripper deal, and hopefully a few yarns along the way. What do ya reckon - care to join your ol' Captain on a virtual shopping adventure?