The styling of the jacket, shirt etc is great (black on black with interesting texture). The shirt buttoned right up to the collar with the simple chain carried some kind of strictness and disipline.
Interesting expression…is he forlorn or sad?
What an intense gaze… That waistcoat is interesting, the ribbed collar gives a very old school look a wicked street edge. He is almost a more sombre, male version of that gypsy-ish look we are seeing so much this season.