Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.15,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.58,
    "seller_misidentification_probability": 0.03,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: The visible front has no COACH wordmark, horse-and-carriage, creed patch, serial number, or recognizable Coach hardware.",
        "photo 1: The small rectangular bag appears to have a fabric or velvet-like black exterior with decorative floral embroidery, unlike the typical solid leather construction of vintage Coach classics.",
        "photo 1: The thin strap and simple flap construction do not provide a distinctive Coach model match."
    ],
    "missing_information": [
        "photo 1: Interior, lining, closure, reverse, bottom, side seams, strap attachments, and any labels are not shown.",
        "A straight-on close-up of the interior and any sewn-in labels or leather patches is needed.",
        "Close-ups of the flap closure and strap hardware are needed.",
        "Seller-stated material, dimensions, and approximate age are unavailable."
    ],
    "authenticity_concerns": [
        "photo 1: No visible Coach identifier supports Coach manufacture; the bag is more consistent with an unbranded decorative crossbody than a vintage Coach bag.",
        "photo 1: The apparent textile\/velvet body and floral embellishment are inconsistent with the usual glove-tanned leather construction of the classic vintage Coach models."
    ],
    "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: No closure hardware or branded hardware is clearly visible; the flap appears to close by an unseen or obscured mechanism.",
        "leather_description": "photo 1: Exterior appears black textile or velvet-like material; leather cannot be confirmed.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Thin black shoulder\/crossbody strap attached near the upper sides; adjustability and attachment hardware are not visible.",
        "stitching_description": "photo 1: Perimeter stitching is visible around the flap and body, but stitch quality and interior construction cannot be assessed."
    },
    "possible_model_reasoning": [
        "No Coach model is proposed because the visible textile-like, embroidered construction and absence of identifiers do not match a specific Coach catalog style.",
        "Condition: approximately Good based on visible lint and surface wear, but interior, bottom, and strap condition are unknown."
    ],
    "confidence": 0.72,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17365,
            "output_tokens": 659,
            "total_tokens": 18024,
            "estimated_cost_usd": 0.008528
        }
    ]
}