The phrase "a sincere eye" is correct and usable in written English.
It can be used to describe someone who has a genuine or honest expression or perspective, often in the context of observing or understanding something deeply.
Example: "She looked at him with a sincere eye, as if she could see right into his soul."
Alternatives: "a genuine gaze" or "an honest look".
By "smeyesing" (making sincere eye contact and smiling) women exude an approachability and connectivity.
With sincere eyes and a wide smile he concludes, "I'm going to do this for at least another ten years (I hope…), but I am going to cut back on touring.
It is not career-threatening for two of the country's hottest young actors to star in a sincere, affectionate (and, to British eyes, excruciating) movie-comedy, "Keeping the Faith", in which a trendy young rabbi and priest in New York end up affirming the principle of priestly celibacy.But finding real-life priests who are willing to be celibate, let alone trendy, is another matter.
He may be a sincere person, but there is an eye, too, on relieving any strain on his men.
The character of the Dude was a wickedly irreverent send-up of the classic LA private eye, but also a sincere tribute: shambolic instead of sharp, two steps behind instead of one ahead, he was nevertheless indifferent to worldly temptations and instinctively inclined to do the right thing.
Smith looks you in the eye and in a sincere voice says he has the best job in the world.
Try holding the door open for someone, smiling at a stranger, looking the cashier in the eyes and offer a sincere thank you.
On the series Mr. Talbot was an eye-pleasing presence with a sincere and determined demeanor.
You should be thinking about how happy you are to meet the person or to see an old friend, your feelings should show in your eyes and be communicated with a sincere verbal greeting.
A sincere closing such as "Many Thanks" or "Sincerely".
