Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.12,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a small structured crossbody handbag with a flap and chain strap"
    ],
    "negative_evidence": [
        "photo 1: seller title explicitly describes faux leather, which is inconsistent with the classic vintage Coach glove-tanned leather population",
        "photo 1: quilted faux-leather exterior, chain-and-leather strap, and rectangular decorative clasp do not match a recognizable vintage Coach silhouette",
        "photo 1: no visible COACH wordmark, horse-and-carriage, creed patch, serial number, or Coach hangtag",
        "photo 2: hardware and construction appear fashion-bag styled rather than vintage Coach construction with solid-brass turnlock geometry and leather strap hardware"
    ],
    "missing_information": [
        "photo 1-2: interior, creed area, lining, and any sewn-in brand or care labels are not shown",
        "photo 1-2: bottom, zipper or closure details, and close-ups of hardware are not provided"
    ],
    "authenticity_concerns": [
        "photo 1: generic quilted faux-leather construction and oversized rectangular clasp are lookalike-style cues, not Coach identifiers"
    ],
    "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": true,
        "hangtag_present": false,
        "hardware_description": "photo 1-2: gold-tone rectangular clasp with a small central rotating-looking component; chain strap with leather-woven sections; no visible Coach engraving",
        "leather_description": "photo 1-2: smooth brown quilted material described by the seller as faux leather; material is not consistent with visible glove-tanned leather",
        "lining_description": "not_visible",
        "strap_construction": "photo 1-2: long gold-tone chain strap interwoven with brown material, suitable for shoulder or crossbody wear",
        "stitching_description": "photo 1-2: visible machine-style perimeter and quilt stitching appear generally even; no Coach-specific construction feature visible"
    },
    "possible_model_reasoning": [
        "photo 1-2: no plausible vintage Coach model match; the compact quilted body, chain strap, and decorative clasp are more consistent with a modern unbranded fashion handbag",
        "photo 1-2: no identifier is visible that could support Coach manufacture or vintage dating",
        "Condition: appears Very Good based on clean exterior photos, but interior, bottom, and hardware function are unverified"
    ],
    "confidence": 0.86,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 30,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18479,
            "output_tokens": 706,
            "total_tokens": 19185,
            "estimated_cost_usd": 0.009086
        }
    ]
}