Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.82,
    "seller_misidentification_probability": 0.08,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the bag is explicitly listed as faux leather and visually has a smooth, uniform synthetic-looking surface rather than vintage glove-tanned leather",
        "photo 1: novelty motorcycle-jacket silhouette with sherpa collar is not a recognizable vintage Coach model",
        "photo 1: bright gold-tone zipper and hardware appear lightweight\/plated rather than the substantial solid brass hardware typical of vintage Coach",
        "photo 1: no COACH wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag is visible",
        "photo 1: visible construction is consistent with a modern unbranded fashion crossbody"
    ],
    "missing_information": [
        "photo 1 shows only the front; request interior, back, bottom, strap attachments, zipper pulls, and any labels or stamps",
        "request a straight-on photograph of any interior leather creed patch or fabric brand tag",
        "seller-stated material is faux leather; confirm whether any brand label is present inside"
    ],
    "authenticity_concerns": [
        "photo 1: faux-leather novelty construction and lack of any Coach identifier strongly suggest a non-Coach lookalike rather than a Coach product"
    ],
    "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 1: gold-tone central zipper, zipper pull, strap clips, and small buckle; hardware appears plated\/lightweight",
        "leather_description": "photo 1: smooth, evenly finished brown faux-leather or synthetic material; sherpa\/fleece collar",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: long adjustable synthetic strap with punched holes, stitched strap keeper, and small gold-tone buckle; strap attaches with swivel clips",
        "stitching_description": "photo 1: visible machine stitching is generally even, with multiple decorative seam panels and patch pockets"
    },
    "possible_model_reasoning": [
        "photo 1: the jacket-shaped body, central zipper, faux pockets, and sherpa collar identify this as a novelty unbranded crossbody, not a catalog Coach silhouette",
        "photo 1: no visible identifier supports a Coach attribution; era is best classified as modern (2000s+), non-Coach",
        "photo 1: condition appears new or near-new from the single product-style image, but interior, odor, and unseen surfaces cannot be assessed"
    ],
    "confidence": 0.89,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16917,
            "output_tokens": 709,
            "total_tokens": 17626,
            "estimated_cost_usd": 0.008468
        }
    ]
}