The difference between "sparkle" and "flash" equates to the considerable mileage between a gemstone and a rhinestone. Think classic. And classy.
Would a store mannequin wear it on Black Friday? Go for it. You might twist it just a little by wearing a different scarf or shirt.
Your goal is to look coordinated, not fresh off the Brooks Brothers assembly line! Accessorize tastefully to make the outfit your own and proceed with confidence. Feels pretty good, doesn't it?