Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.03,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.91,
    "seller_misidentification_probability": 0.12,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: listing title identifies the material as PU leather; the visible smooth synthetic-looking flap and patchwork panels are inconsistent with classic vintage Coach glove-tanned leather.",
        "photo 1: bright silver-tone clasp, buckles, rings, and lobster-style strap hardware do not resemble the solid brass hardware typical of vintage Coach classics.",
        "photo 1: decorative patchwork construction, multiple narrow exterior straps, and a small structured satchel silhouette do not match a recognizable vintage Coach model.",
        "photo 5: product-style dimensions and studio imagery suggest a contemporary mass-market bag rather than a vintage item."
    ],
    "missing_information": [
        "photo 1-5: no interior view, so lining, labels, and any brand markings cannot be assessed.",
        "photo 1-5: no creed patch, serial\/style number, Coach wordmark, or hangtag is shown.",
        "photo 1-5: zipper, interior construction, strap attachment details, and material quality should be verified with seller photos if considering purchase."
    ],
    "authenticity_concerns": [
        "photo 1: PU construction and bright plated silver hardware are strong lookalike\/non-Coach indicators.",
        "photo 1: no Coach identifiers are visible anywhere in the supplied photos; the silhouette alone is not a Coach identifier."
    ],
    "observed_features": {
        "creed_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number_present": false,
        "serial_or_style_number": "not_visible",
        "coach_wordmark_present": false,
        "turnlock_present": false,
        "hangtag_present": false,
        "hardware_description": "photo 1-5: bright silver-tone clasp, rings, buckles, and lobster-style strap clips are visible; no Coach engraving is visible.",
        "leather_description": "photo 1-5: seller states PU leather; photos show smooth synthetic-looking brown trim and multicolor textured patchwork panels.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1-5: detachable adjustable shoulder strap with metal clips; short top handle attached by metal brackets.",
        "stitching_description": "photo 1-5: visible contrasting edge stitching appears regular and machine-made; close stress-point construction is not available."
    },
    "possible_model_reasoning": [],
    "confidence": 0.9,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16672,
            "output_tokens": 553,
            "total_tokens": 17225,
            "estimated_cost_usd": 0.007996
        }
    ]
}