Were they?
He had never thought about them.

Of gentlemanly appearance.

That read like the advertisement of a Cheapside tailor--what was a gentlemanly appearance, if he had it?
He had always associated it with a cheap lounge suit and a bowler hat.

Very well dressed--then followed the description of his clothes.

But he couldn't be well dressed and of gentlemanly appearance at the same time! These preoccupations floated lightly, almost playfully, on the surface of his mind, but the great fact had sunk to the depths like lead.