Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.04,
    "vintage_probability": 0.22,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.88,
    "seller_misidentification_probability": 0.04,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather crossbody handbag with a long adjustable strap.",
        "photo 2: substantial leather construction and visible wear\/patina are compatible with a used leather bag, though not specifically Coach.",
        "photo 5: suede-like interior surfaces and leather components are visible."
    ],
    "negative_evidence": [
        "photo 1: front has decorative contrast stitching and an irregular appliqu\u00e9 design, not a recognizable Coach classic silhouette or closure.",
        "photo 1: no visible Coach wordmark, horse-and-carriage, or Coach hangtag.",
        "photo 2: no Coach turnlock is visible; the front appears to close with a snap.",
        "photo 5: interior shows no rectangular Coach creed patch or readable brand label.",
        "photo 3: strap uses a simple buckle adjustment and small rings rather than distinctive Coach vintage strap hardware.",
        "photo 1: decorative design and contrast stitching are more consistent with an unbranded artisan or western-style leather bag than a Coach model."
    ],
    "missing_information": [
        "photo 5: a straight-on close-up of every interior wall and pocket to confirm that no brand label or creed is hidden.",
        "photo 1: close-ups of all hardware, snap closures, and strap attachment points.",
        "photo 2: bottom, side gusset, and corner photos.",
        "photo 3: full strap length and close-up of buckle and holes.",
        "seller-stated dimensions and any markings not visible in the supplied photos."
    ],
    "authenticity_concerns": [
        "photo 1: the visible design and construction do not correspond closely to the documented vintage Coach model catalog.",
        "photo 5: absence of a visible creed or other Coach identifier substantially weakens a Coach attribution.",
        "photo 1: the contrast appliqu\u00e9 and decorative stitching are lookalike\/artisan cues rather than Coach-specific evidence."
    ],
    "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: small metal rings and snap closure hardware are visible; photo 4: a simple rectangular strap buckle is visible. No Coach engraving is visible.",
        "leather_description": "photo 1: cognac\/brown leather with pronounced surface scratches, creasing, darkened areas, and a glossy worn patina. Exact leather type is not determinable.",
        "lining_description": "photo 5: tan suede-like interior surfaces are visible; no branded lining or creed is visible.",
        "strap_construction": "photo 1: narrow adjustable leather crossbody strap with buckle adjustment and ring attachments.",
        "stitching_description": "photo 1: prominent contrasting light stitching around the perimeter and decorative front appliqu\u00e9; stitching appears generally even but is not Coach-specific."
    },
    "possible_model_reasoning": [
        "The shape is a small flap crossbody, but the appliqu\u00e9 layout, snap closure, narrow strap, and decorative contrast stitching do not closely match a documented Coach classic such as the Dinky, Pocket Purse, or Rambler's Legacy.",
        "No readable identifier is present, so no Coach model or era can be assigned.",
        "Condition: Good; visible scratches, creasing, surface wear, and patina are present in photos 1\u20133 and 5. Interior is shown, but odor and hidden defects cannot be assessed."
    ],
    "confidence": 0.86,
    "recommended_max_bid": 12,
    "estimated_resale_low": 15,
    "estimated_resale_high": 45,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 33096,
            "output_tokens": 880,
            "total_tokens": 33976,
            "estimated_cost_usd": 0.01535
        }
    ]
}