A bud vase filled with water, a wide flower (real or silk), and a small tealight. This looks like spring or country-simple, but you can do whatever flower you want (and tealight) as long as it creates a wide enough base for the candle.
White Roses and Baby's Breath Centerpieces in Martini Glasses ~ Your choice of color of Roses - consider gold accents. The Martini Glasses have a lovely shape. You could alternate the flower colors or glass colors Wonderfully simple idea