Photorealistic Jewelry - Minimalist via Nano Banana

Beach bar energy.. 

Gemini | Nano Banana Pro 
{
  "subject": {
    "type": "adult woman",
    "age": "mid-20s",
    "face": {
      "shape": "soft feminine face with a defined jawline and high cheekbones",
      "eyes": "almond-shaped hazel-green eyes, sharp catchlights, gaze locked to the lens",
      "brows": "full natural brows with a clean arch (slightly darker than hair)",
      "nose": "straight slim bridge with a soft rounded tip",
      "lips": "natural full lips, nude-pink tone with a light gloss",
      "skin": "real skin texture with visible pores, faint freckles across nose/cheeks, subtle cheek flush (no beautify smoothing)"
    },
    "hair": {
      "color": "platinum blonde",
      "style": "long, center-parted, slightly beach-wavy with flyaways",
      "detail": "a few sunlit strands resting on shoulders"
    },
    "body": {
      "build": "athletic, gym-trained silhouette (toned shoulders, subtle abs, strong legs and glutes)",
      "proportions": "natural realistic anatomy (no extreme curves, no exaggerated waist)",
      "skin_finish": "soft natural daylight sheen (not plastic, not glittery)",
      "chest_detail": "natural, clearly visible superficial veins on the upper chest and breast area (subtle bluish tone under skin, anatomically plausible paths, not exaggerated webbing), plus slight warm sun flush"
    },
    "expression": "confident sexy look, chin slightly down, eyes up"
  },
  "wardrobe": {
    "bikini": {
      "type": "triangle string bikini",
      "fabric": "matte nylon-spandex swim fabric (real weave, not glossy, not glitter)",
      "print": "realistic tie-dye rainbow palette (sun-faded, uneven organic dye)",
      "strings": "solid-color strings pulled from one dye tone (coral/teal), cord texture visible, small knots visible",
      "fit_details": "clean stitching, thin binding edges, tiny natural wrinkles near knots and hip straps"
    },
    "jewelry": [
      "small gold hoop earrings",
      "thin gold necklace",
      "thin bracelets",
      "small belly-button stud"
    ]
  },
  "pose_action": {
    "pose": "standing close to the wooden bar counter, hip popped, torso angled ~25 degrees, subtle back arch",
    "hands": "one hand holding a green coconut low at hip/waist; other hand lightly touching the bar edge",
    "eye_contact": "looking straight into the camera"
  },
  "props": {
    "drink": "fresh green coconut with top cut open, straw inserted, small white flower garnish, lime wedge, visible condensation"
  },
  "scene": {
    "location": "open-air tropical beach bar / wooden shack",
    "foreground": [
      "weathered wooden bar counter with visible grain, scratches, dents",
      "one simple wooden stool partially in frame"
    ],
    "background": [
      "wood shelves packed with mixed glass bottles (labels not readable), natural reflections",
      "bar tools + stacked cups + small jars",
      "hanging rope/tassel decor and a couple of warm bulbs",
      "a reflective panel/mirror catching daylight glare",
      "tropical plants and bright greenery visible through the open side of the shack"
    ],
    "people": {
      "bartender": "one bartender behind the counter, slightly out of focus",
      "patrons": "3–6 background people in summer/beach outfits, candid chatting/ordering, faces not emphasized",
      "motion": "subtle motion softness on one passing person for realism"
    },
    "rules": "no readable logos/menus/labels, no duplicated people, no warped shelves/bottles"
  },
  "lighting": {
    "type": "bright daytime natural light",
    "look": "slightly harsh sun, realistic shadows under chin and along bikini edges, warm-neutral daylight"
  },
  "camera": {
    "device_vibe": "iPhone 17 Pro",
    "look": "unretouched smartphone photo, low HDR, subtle grain, minimal sharpening",
    "handheld": "slight handheld tilt (1–2 degrees), candid framing",
    "distortion": "controlled distortion (no ultra-wide warp), natural face/body proportions",
    "lens_feel": "1x main camera feel",
    "framing": "vertical 9:16, subject centered, full body to mid-thigh, bar fills the background",
    "focus": "eyes + skin texture razor sharp; bikini fabric texture sharp; background detailed but slightly softer",
    "exposure": {
      "metering": "face/skin priority while preserving bright background",
      "ev_comp": 0.0,
      "iso_hint": "50–200",
      "shutter_hint": "1/250–1/800",
      "white_balance": "daylight warm-neutral"
    }
  }
}