A hyper-realistic and photorealistic image of a red diamond jewelry piece set against a luxurious dark velvet background in an upscale boutique or private viewing room, shot with a Canon EOS R5 and a 100mm f/2.8 macro lens, lit by soft diffused light and focused spotlights, creating an atmosphere of sophistication, exclusivity, and serenity, evoking feelings of opulence, refinement, and timelessness --ar 16:9 --v 5 --quality 2