Exquisite Cushion Cut Engagement Ring with Ruby and Hidden Halo

5.2 cushion cut engagement ring and necklace, adorned with a pigeon blood natural ruby, exquisite hidden halo design, rich gold setting, luxurious and elegant ambiance, soft warm lighting, intricate details emphasizing craftsmanship, high contrast showcasing brilliance of the gemstones, ultra-detailed, beautifully composed, magical sparkle and reflections, opulent jewelry display, enchanting atmosphere.