Vintage Coach Hunter

{
    "is_handbag_probability": 0.97,
    "coach_probability": 0.02,
    "vintage_probability": 0.04,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.84,
    "seller_misidentification_probability": 0.08,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Bag appears to be a small black fabric or satin shoulder bag with a generic rectangular silhouette, not a vintage glove-tanned leather Coach style.",
        "photo 2: Interior has shiny synthetic-looking fabric and a small white manufacturer label rather than a Coach creed patch.",
        "photo 2: Circular gold-tone closure and label do not visibly show a Coach wordmark, carriage, or recognizable vintage Coach hardware.",
        "photo 3: Exterior has smooth fabric panels and a braided cord strap, unlike the leather construction and strap hardware typical of the vintage Coach catalog.",
        "photo 4: Side and bottom construction appear lightweight and fabric-based rather than substantial leather."
    ],
    "missing_information": [
        "photo 2: Manufacturer label is too blurred to read clearly; request a sharp close-up of both sides.",
        "Request a close-up of the circular closure and any markings on its reverse.",
        "Request a clear photo of the entire interior, seams, and all labels.",
        "Request seller-stated dimensions and material composition."
    ],
    "authenticity_concerns": [
        "The bag lacks visible Coach identifiers and its synthetic\/fabric construction is inconsistent with classic vintage Coach leather handbags.",
        "The visible small white label and decorative closure suggest another maker or an unbranded fashion bag, not a Coach creed or Coach hardware."
    ],
    "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 2: Round gold-tone snap\/closure on the flap; no legible Coach marking. photos 4-5: Small decorative silver-tone embellishment on the side strap attachment.",
        "leather_description": "not_visible; exterior appears to be black fabric or satin rather than leather.",
        "lining_description": "photo 2: Shiny black synthetic-looking fabric lining with an interior pocket and a small white label.",
        "strap_construction": "photos 1, 4-5: Long braided black cord shoulder strap plus a flat black strap section; no visible leather Coach strap or brass clips.",
        "stitching_description": "photos 1-5: Straight machine stitching is visible along the fabric edges; close stress-point construction is not fully shown."
    },
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the fabric body, braided cord strap, circular closure, and generic proportions do not correspond clearly to the listed vintage Coach silhouettes.",
        "Condition appears Good to Very Good based on intact visible fabric and hardware, but the interior, bottom, and stress points are only partially documented."
    ],
    "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": 24205,
            "output_tokens": 747,
            "total_tokens": 24952,
            "estimated_cost_usd": 0.011475
        }
    ]
}