"subtle eye" is correct and usable in written English
You can use it when referring to someone's ability to pick up on even the most subtle aspects of their environment. For example, "He had a subtle eye for detail, and noticed the small differences between each painting he viewed."
The work bespeaks a subtle eye, a sober mind, and an ardent heart.
Small hand gestures and subtle eye movements can tell something profound but at the back of a main-house theatre you might miss it.
One way to use an Eye Light color judiciously is to apply a dot of it to the middle of the lid that's already awash in a subtle eye shadow.
What's beautiful about Mr. Saunders's collection is that it presents a varied picture of color in a fragmented world, from subtle eye tricks to a ray of golden yellow against slate gray, not unlike sunlight crashing between tall buildings.
Fury clearly poses a significant threat to Klitschko because of his boxing intelligence and not just his height and weight; Fury has developed into a very smart boxer, even if he disguises his boxing brain behind stupid comments, with a subtle eye on adopting what has made Klitschko so successful over the years.
Soon other people in the creative and visual worlds were attracted to Kameon's subtle eye for color and texture, as well as her knack for tackling problematic locations; she has become something of an expert on hillside gardens, forgoing the usual strategy of using a single plant in favor of a "tapestry," or "an opportunity to use topography as a canvas".
Sal, meanwhile, makes subtle eyes at a bellboy in the lift.
"I love this season's subtle pastel eye," agrees Millie Kendall of Ruby & Millie.
There's movement in Bohince's poems, but it's gradual and subtle — an eye passing like Ken Burns's camera over a still image, discovering new details.
Ford's chosen signals for the project are simple, but they're intended to be, and they're designed to not just replicate existing vehicle signalling apparatus, like break lights and turn signals, but to fill in gaps where we currently communicate via subtle gestures, eye contact and other less obvious mechanisms.
Perfectly arched brows, subtle smokey eye makeup and lush fake eyelashes add the finishing touches to this beauty look.
