Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.66,
    "seller_misidentification_probability": 0.03,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Small structured flap crossbody handbag with a visible shoulder strap."
    ],
    "negative_evidence": [
        "photo 1: Seller identifies the material as PU leather; this is inconsistent with the glove-tanned leather population of vintage Coach.",
        "photo 1: Smooth uniform synthetic-looking surface and painted edge construction are more consistent with a modern generic fashion bag.",
        "photo 1: The central clasp is a decorative plated-looking rectangular-and-rounded closure, not a recognizable vintage Coach turnlock.",
        "photo 1: No visible Coach wordmark, horse-and-carriage, creed patch, hangtag, or other Coach identifier.",
        "photo 1: Seller lists the bag as unbranded, which is consistent with the visible generic construction."
    ],
    "missing_information": [
        "photo 1 is the only provided view; interior, lining, creed area, tags, hardware backs, zipper details, bottom, corners, and strap attachments are not shown.",
        "A straight-on interior photo would be needed to check for a creed or brand label.",
        "Close-ups of the clasp, strap hardware, and any interior or exterior markings are unavailable."
    ],
    "authenticity_concerns": [
        "photo 1: PU\/synthetic construction and generic decorative clasp are lookalike indicators rather than evidence of Coach manufacture.",
        "No Coach identifier is visible, so Coach origin cannot be supported from the listing photo."
    ],
    "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": true,
        "hangtag_present": false,
        "hardware_description": "photo 1: Small gold-tone decorative flap clasp and gold-tone strap attachment hardware are visible; the clasp is not the slim, wide-plate vintage Coach turnlock geometry.",
        "leather_description": "photo 1: Smooth, highly uniform brown material identified by the seller as PU leather; it appears synthetic rather than full-grain glove-tanned leather.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Thin adjustable crossbody strap with small attachment hardware; buckle and underside details are not visible.",
        "stitching_description": "photo 1: Even dark contrast stitching and painted-looking edges are visible around the flap and body; construction appears modern and machine-made."
    },
    "possible_model_reasoning": [
        "The square flap silhouette is generic and does not provide a reliable Coach model match.",
        "The visible material and hardware are more consistent with a modern unbranded PU fashion handbag than with a vintage Coach classic.",
        "Condition appears approximately Like New based on the single staged photo, but interior, bottom, and strap wear are not shown; condition is therefore capped at Very Good for assessment purposes."
    ],
    "confidence": 0.83,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 15843,
            "output_tokens": 725,
            "total_tokens": 16568,
            "estimated_cost_usd": 0.008077
        }
    ]
}