Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.01,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.62,
    "seller_misidentification_probability": 0.97,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: handbag visibly uses an all-over LV-style monogram with repeated flower and LV motifs, not Coach's paired-C signature pattern.",
        "photo 1: exterior appears coated canvas or synthetic material rather than vintage Coach glove-tanned leather.",
        "photo 1: prominent gold chain and bright plated hardware are inconsistent with typical vintage Coach construction.",
        "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, or Coach hangtag.",
        "photo 1: listing image appears like a product\/stock image and provides no interior or identification views."
    ],
    "missing_information": [
        "Interior view, including any creed patch or fabric label.",
        "Close-up of all hardware, zipper pulls, and tags.",
        "Bottom, side, strap, and construction-detail photos.",
        "Proof of brand and provenance; the visible pattern is not a Coach pattern."
    ],
    "authenticity_concerns": [
        "photo 1: this is a non-Coach designer-monogram lookalike or possibly an item using an LV-style\/counterfeit pattern; no Coach identifiers are visible.",
        "photo 1: coated monogram canvas and bright gold-tone hardware are inconsistent with the likely vintage Coach category."
    ],
    "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: bright gold-tone chain, rings, clips, and strap hardware; no Coach engraving visible. A yellow plastic security\/tag piece is visible near the right strap.",
        "leather_description": "photo 1: brown trim and strap sections are visible, but the main body appears coated canvas or synthetic monogram material; leather type cannot be confirmed.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: detachable-looking shoulder strap with brown monogram webbing and brown trim, plus a decorative gold chain across the top.",
        "stitching_description": "photo 1: stitching is visible along portions of the trim but is too small to evaluate reliably."
    },
    "possible_model_reasoning": [
        "photo 1: silhouette is a modern curved flap crossbody\/shoulder bag, but it does not match a recognizable Coach model and the LV-style monogram excludes a Coach identification.",
        "Condition cannot be reliably graded because only one staged exterior photo is provided; interior, bottom, corners, and functional hardware are not shown."
    ],
    "confidence": 0.91,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 30,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 15843,
            "output_tokens": 730,
            "total_tokens": 16573,
            "estimated_cost_usd": 0.008089
        }
    ]
}