Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.01,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.9,
    "seller_misidentification_probability": 0.08,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: exterior shows a clearly readable Montana West wordmark, not a Coach wordmark or carriage.",
        "photo 3: product image again shows Montana West branding and a matching pouch.",
        "photo 5: interior has a Montana West Select fabric label and patterned synthetic lining.",
        "seller states the material is lightweight PU\/vegan leather and the lining is fabric; these are inconsistent with classic vintage Coach glove-tanned leather construction.",
        "photo 3: gold-tone zipper hardware and decorative branded pull are modern mass-market construction, not evidence of Coach manufacture."
    ],
    "missing_information": [
        "No additional information is needed to identify the visible brand; a creed, Coach tag, or Coach-specific identifier is not shown."
    ],
    "authenticity_concerns": [
        "photo 1: the visible branding identifies the bag as Montana West rather than Coach.",
        "photo 5: the interior label and lining are inconsistent with a vintage Coach classic."
    ],
    "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 3: gold-tone top zipper with a decorative pull; no turnlock visible.",
        "leather_description": "photos 1-4: brown distressed-look PU\/vegan leather, as stated by seller; not glove-tanned cowhide.",
        "lining_description": "photo 5: fabric lining with a repeating patterned print and Montana West Select label.",
        "strap_construction": "photos 1-4: two long, flat, stitched shoulder straps attached to the tote body.",
        "stitching_description": "photos 3-4: visible machine-stitched strap and body seams appear generally even; close stress-point inspection is unavailable."
    },
    "possible_model_reasoning": [
        "The silhouette is a modern open tote with a top zipper, two long handles, and a matching pouch, matching the visible Montana West product branding rather than a Coach catalog model.",
        "Condition appears Like New or New based on clean product\/lifestyle images, but listing photos do not establish actual used condition.",
        "The seller's stated 13 x 4.25 x 11.6 inch dimensions are listing data, not a photo observation."
    ],
    "confidence": 0.96,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 30,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17811,
            "output_tokens": 572,
            "total_tokens": 18383,
            "estimated_cost_usd": 0.008497
        }
    ]
}