The phrase "a symbol of one" is correct and usable in written English.
It can be used to describe something that represents or signifies a singular entity or concept.
Example: "The dove is often regarded as a symbol of one, representing peace and unity among all people."
Alternatives: "an emblem of unity" or "a representation of singularity".
She said carnival was a symbol of one of the things modern Britain has got right.
"The case of Veracruz became unsustainable and Javier Duarte turned into a symbol of one of the PRI's biggest liabilities, which is corruption".
Perky and crafty, or sleek and stylish, the studio today is first and foremost an attractive haven, a calling card for one's inventiveness rather than a symbol of one's stoicism and grit.
Second, although party membership is a symbol of one's status in the political hierarchy, meritocratic traits are indispensable components in the recruitment of party members.
His sentencing brings to a close a three-year saga in which he endured nine months in solitary confinement and saw himself transformed into a symbol of one individual's potential in the Internet age to roil the world's sole superpower.
Getting to the other side of the doctrine and dogma that obscures much of the original elements of the narrative allows us to embrace Mary as a symbol of one who is birthing hope in the world.
Wearing the hijab is one thing, because it is a symbol of solidarity one needn't really believe in.
In his book Anal Pleasure and Health, psychotherapist Jack Morin says, "When intercourse is a symbol of power, one or both may insist on 'equality' -- inserting half the time, receiving half the time -- as a matter of principle rather than preference.
Cop 20's carbon footprint is interesting as a symbol of its one step forward, two steps back modus operandi.
He stars in a series of cartoons aimed at young people, beginning with "How to Make a Leader," which describes him, despite his family pedigree, as a symbol of meritocracy — "one of the secrets of the China miracle".
Second, some thought that Mr. Bush might choose a treasury secretary who could be a symbol of bipartisanship; one name floated was William McDonough, the president of the Federal Reserve Bank of New York.
