There is only one king in the luxury car segment, and the Mercedes-Benz S-Class sets the bar. But there is only one rival that sent Mercedes scrambling back to the drawing board: the Lexus LS.

Following the LC and LX, it’s the turn of the LS to receive the Inspiration Series treatment. Without further beating around the bush, the LS 500 Inspiration Series features Kiriko glass trim, a white ...