The formal pose, shallow focus, and softened tonal range recall an early glass-plate photograph. Restrained saffron color appears like pigment applied by hand over a monochrome print.
How the style is built
A dark studio ground, vignetted corners, fine plate scratches, and selective tinting create the impression of an aged collodion photograph.
What to notice
The sparse chair and quiet side lighting give the portrait the stillness of a historical archive.