Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.01,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.93,
    "seller_misidentification_probability": 0.03,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 4: the front logo visibly reads Montana West, not COACH.",
        "photo 4: the listing shows an all-over pebbled synthetic-looking exterior and gold-tone branded zipper hardware, unlike the solid-brass, leather construction expected of many vintage Coach classics.",
        "photo 3: the interior is fabric-lined with repeated printed branding, which is inconsistent with classic unlined glove-tanned Coach styles.",
        "photo 4: seller description explicitly identifies the material as lightweight PU\/vegan leather.",
        "photos 1-5: the silhouette is a contemporary zip-top tote with matching pouch, not a recognizable vintage Coach model."
    ],
    "missing_information": [
        "photo 3: the interior label and all lining branding should be shown more closely if confirming the Montana West product identity is important.",
        "photo 4: a close-up of the logo and zipper pull is available, but no Coach creed, serial tag, or Coach hangtag is shown."
    ],
    "authenticity_concerns": [
        "photo 4: visible Montana West branding is direct evidence this is not a Coach-made bag.",
        "photo 3: printed fabric lining and PU construction are inconsistent with the classic vintage Coach construction relevant to this search.",
        "photos 1-5: no Coach identifier is visible; the design appears to be a modern non-Coach lookalike\/department-store tote rather than a misidentified Coach bag."
    ],
    "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 3-5: gold-tone top zipper and zipper pulls; photo 4 shows a Montana West-branded zipper pull and small gold-tone front logo.",
        "leather_description": "photos 1-5: black pebbled, smooth-looking synthetic\/PU material; seller states lightweight distressed-look PU leather.",
        "lining_description": "photo 3: brown fabric lining with repeated printed branding and interior zip\/slip compartments.",
        "strap_construction": "photos 1, 2, 4, and 5: two long, thin fixed shoulder straps attached to the tote with stitched rectangular tabs.",
        "stitching_description": "photos 4-5: visible machine stitching appears generally straight and regular along the strap tabs, edges, and pouch; no vintage Coach-specific construction is visible."
    },
    "possible_model_reasoning": [
        "photos 1-5: this is a contemporary Montana West tote with a top zipper, double shoulder straps, fabric lining, and matching pouch; it does not match the Coach catalog models.",
        "photo 3: the fabric lining and zip-top tote layout are modern and not evidence of a vintage Coach model.",
        "Condition: appears new or near-new in studio\/product photos, but actual used condition cannot be established from stock-style images."
    ],
    "confidence": 0.96,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17811,
            "output_tokens": 795,
            "total_tokens": 18606,
            "estimated_cost_usd": 0.009032
        }
    ]
}