Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.88,
    "seller_misidentification_probability": 0.1,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 4: the tan monogram bag visibly bears a Michael Kors wordmark, not a Coach identifier.",
        "photo 4: multiple items visibly carry Nike\/Jordan branding, indicating a mixed modern-brand lot rather than a vintage Coach grouping.",
        "photos 1-7: no Coach creed patch, Coach wordmark, horse-and-carriage mark, or recognizable vintage Coach construction is visible.",
        "photos 1-7: the bags predominantly use synthetic-looking materials, fabric, quilting, chain straps, and modern plated hardware rather than vintage glove-tanned leather and solid brass classic construction.",
        "photos 1-7: the lot includes nylon, glossy patent-like material, woven material, and patterned textile bags, none of which visibly presents as a vintage Coach classic."
    ],
    "missing_information": [
        "Individual interior photos of every bag, especially the back walls and slip pockets where a creed could be located.",
        "Straight-on close-ups of any interior labels, leather patches, zipper pulls, or hardware markings.",
        "Individual photos of bag bottoms, straps, and corners if evaluating the lot beyond visible branding."
    ],
    "authenticity_concerns": [
        "photo 4: the visible Michael Kors-branded bag is not Coach and should not be treated as a Coach candidate.",
        "photos 1-7: the listing is a mixed lot with several non-Coach branded or unbranded modern bags; no Coach identifier is visible.",
        "photos 1-7: some items have generic or brand-evoking styling, but silhouette and quilting alone do not support Coach manufacture."
    ],
    "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": "photos 1-7: assorted chain straps, zippers, snaps, and plated metal fittings are visible; no Coach-specific hardware is visible.",
        "leather_description": "photos 1-7: materials appear mixed, including synthetic-looking pebbled material, glossy patent-like material, woven textile, nylon, and coated monogram canvas; no clearly visible vintage glove-tanned cowhide.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1-7: assorted thin synthetic straps, chain straps, backpack straps, and crossbody straps are visible.",
        "stitching_description": "photos 1-7: visible stitching appears machine-sewn and generally even on the modern bags; no distinctive vintage Coach construction can be established."
    },
    "possible_model_reasoning": [
        "No Coach model can be reasonably matched from the mixed-lot photos.",
        "photo 4: the tan monogram crossbody visibly shows a Michael Kors wordmark, making it a non-Coach item.",
        "photos 1-7: the visible silhouettes are generic modern crossbody, backpack, woven, quilted, and tote styles without a Coach creed or other hard identifier.",
        "Condition: approximately Good to Very Good overall from the visible exteriors, but individual interiors, odors, functionality, and bottoms are not shown."
    ],
    "confidence": 0.9,
    "recommended_max_bid": 15,
    "estimated_resale_low": 10,
    "estimated_resale_high": 60,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28779,
            "output_tokens": 844,
            "total_tokens": 29623,
            "estimated_cost_usd": 0.013537
        }
    ]
}