Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.04,
    "vintage_probability": 0.28,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.9,
    "seller_misidentification_probability": 0.08,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: brown leather-like shoulder handbag with a kiss-lock frame and detachable strap is a handbag style sometimes seen in vintage accessories.",
        "photo 4: interior zipper pocket and framed construction are clearly visible."
    ],
    "negative_evidence": [
        "photo 1: ornate silver-tone floral clasp is not a Coach turnlock and does not match typical vintage Coach hardware geometry.",
        "photo 1: bag has an elaborate metal frame and decorative stitched paneling unlike the documented Coach classic silhouettes.",
        "photo 3: interior is fabric-lined, with no visible Coach creed patch, wordmark, horse-and-carriage, or style number.",
        "photo 6: hardware is bright silver-tone and ornate; no Coach-branded engraving is visible.",
        "photo 1: seller title says 'Vintage Style' and seller brand is Unbranded, providing no meaningful Coach attribution."
    ],
    "missing_information": [
        "photo 3: a straight-on, empty interior photograph showing every interior wall, pocket, and seam tag.",
        "photo 3: close-up of any interior label or stamp, although none is visible in the supplied view.",
        "photo 2: close-ups of the strap clips, clasp, and any hardware engravings.",
        "photo 1: seller-stated dimensions, material composition, and country-of-origin information."
    ],
    "authenticity_concerns": [
        "photo 1: the ornate kiss-lock clasp and bright silver-tone frame are lookalike\/accessory construction rather than recognizable vintage Coach construction.",
        "photo 3: the fabric lining and absence of a visible creed or Coach identifier substantially weaken Coach attribution.",
        "photo 1: decorative stitched geometric panels and the frame design do not correspond to a specific Coach catalog model visible from the supplied images."
    ],
    "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": "Bright silver-tone metal kiss-lock frame with two spherical knobs, ornate floral decoration, and detachable metal strap clips; no Coach engraving visible.",
        "leather_description": "Brown smooth leather-like material with a glossy finish, substantial creasing, and extensive decorative stitched paneling; exact material cannot be confirmed from photos.",
        "lining_description": "Brown fabric lining with a zippered interior pocket visible in photo 3.",
        "strap_construction": "Long narrow brown strap with contrast stitching, detachable clips, and visible adjustment hardware on one side.",
        "stitching_description": "Visible light-colored stitching is generally even but used decoratively in geometric panels; some areas show substantial creasing around the stitched sections."
    },
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the kiss-lock frame, ornate clasp, silver-tone hardware, and fabric lining are inconsistent with the listed classic Coach turnlock and frame silhouettes.",
        "The bag appears more consistent with a generic vintage-style framed leather handbag than with Coach manufacture.",
        "Condition: Good; substantial creasing and surface wear are visible on the leather-like exterior (photos 1, 2, and 5), while the interior is visibly used but not clearly damaged (photo 3)."
    ],
    "confidence": 0.87,
    "recommended_max_bid": 8,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 26496,
            "output_tokens": 808,
            "total_tokens": 27304,
            "estimated_cost_usd": 0.012538
        }
    ]
}