Luxury Diamond Necklace on Blue Silk

Generate a hyper-realistic image of a luxury diamond necklace on a silky blue fabric background, with the necklace featuring a large teardrop-shaped diamond pendant surrounded by intricate filigree and smaller diamonds, and the fabric draped elegantly around it with subtle sheen and soft folds, under soft, diffused lighting that accentuates the sparkle of the diamonds and the texture of the fabric, with a shallow depth of field to blur the background and emphasize the necklace, and with a color palette that includes various shades of blue and white, and with a sense of opulence and sophistication, and with a high level of detail and realism, and with no watermarks or logos, and with a focus on showcasing the craftsmanship and beauty of the necklace, and with a mood that is luxurious and elegant, and with a style that is reminiscent of high-end jewelry advertisements, and with a composition that is visually appealing and balanced, and with a level of detail that includes the subtle sparkle of the diamonds and the soft folds of the fabric, and with a sense of depth and dimensionality that draws the viewer in, and with a overall aesthetic that is refined and sophisticated, and with a attention to texture and materiality that is evident in the rendering of the fabric and the diamonds, and with a use of lighting that is subtle and nuanced, and with a overall impact that is dramatic and eye-catching, and with a level of realism that is photorealistic, and the image should be a high-end design editorial or campaign photograph, with realistic lighting, natural shadows, detailed textures, accurate mockup construction, and refined styling. The image should be a close-up shot of the necklace, with the camera positioned directly above it, and the lighting should be soft and diffused, with a subtle glow that accentuates the sparkle of the diamonds. The fabric should be draped elegantly around the necklace, with soft folds and subtle sheen, and the overall composition should be visually appealing and balanced. The color palette should include various shades of blue and white, with a focus on showcasing the beauty and craftsmanship of the necklace. The image should have a high level of detail and realism, with a focus on texture and materiality, and a overall aesthetic that is refined and sophisticated.