Highly realistic product photo of a French bistro cup with matching saucer, round to slightly hexagonal, short and stout shape, thick porcelain, deep dark green to black-green glossy glaze on the outside, white on the inside, gold rim and gold handle, classic vintage bistro style, isolated on a light white studio background, soft diffused light, subtle shadow, centered, elegant catalog photography, extremely detailed, photorealistic, 16:9