A few great vases, a stem of flowers, and floating candles - doesn't cost much to bring on the elegance.
Centerpiece - this is so crisp
candle centerpieces with florating flowera dn candles
table centerpieces and flower arrangements
table centerpiece made with glass vases, tea candles and river pebbles
DIY: Starry Night Candles « Getting Hitched?
Lace Back Wedding Dress