Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.18,
    "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 is a satin evening clutch with a rhinestone floral ornament, metal kiss-lock frame, and chain strap rather than a typical Coach leather handbag",
        "photo 3: interior appears fabric-lined and shows no visible Coach creed, wordmark, or horse-and-carriage",
        "photo 1: hardware is bright silver-tone and decorative, not characteristic solid-brass hardware of most vintage Coach classics",
        "photo 3: visible interior label is only partially shown and does not visibly identify Coach"
    ],
    "missing_information": [
        "photo 3: close, straight-on photograph of the interior label is needed to read the maker and country information",
        "photo 5: bottom, side, and full back views are not provided",
        "photo 3: full interior and any additional sewn-in labels are not shown"
    ],
    "authenticity_concerns": [
        "The satin construction, rhinestone floral decoration, and kiss-lock frame are inconsistent with the leather construction and identifiers expected of vintage Coach.",
        "No Coach identifier is visible in the provided photos."
    ],
    "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 and photo 3: shiny silver-tone metal frame with ball-style kiss-lock closure; photo 4: flexible silver-tone chain strap",
        "leather_description": "photo 1: no leather visible; exterior appears silver-gray satin or synthetic textile",
        "lining_description": "photo 3: silver-gray fabric lining with an interior slip pocket; material and label text are not fully legible",
        "strap_construction": "photo 1 and photo 4: narrow silver-tone chain strap attached at the frame with small metal connectors",
        "stitching_description": "photo 3: visible pocket and lining seams appear machine-stitched; detailed stitching quality is not assessable"
    },
    "possible_model_reasoning": [
        "The silhouette is a generic evening clutch, not a recognizable Coach catalog model.",
        "photo 1: kiss-lock frame and decorative floral rhinestone ornament support an evening-bag classification but do not provide Coach evidence.",
        "Condition appears Good to Very Good based on visible discoloration or brownish marks near the ornament and minor creasing; the full exterior and bottom are not shown."
    ],
    "confidence": 0.88,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 30,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16828,
            "output_tokens": 669,
            "total_tokens": 17497,
            "estimated_cost_usd": 0.008337
        }
    ]
}