Vintage Coach Hunter

{
    "is_handbag_probability": 0.97,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.72,
    "seller_misidentification_probability": 0.08,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Front view shows a decorative rectangular clutch with hair-on hide, turquoise whipstitching, and a striped triangular accent; none are recognizable Coach construction cues.",
        "photo 2: Back view shows hair-on hide and whipstitching, with no visible Coach wordmark, carriage, creed patch, hangtag, or serial.",
        "photo 1: The unusual hair-on-hide and Southwestern-style decorative construction do not match classic Coach glove-tanned leather handbags.",
        "photo 1: Seller title says 'New Handbag Genuine Leather' and seller brand is 'Unbranded'; this is weak generic listing context, not Coach evidence."
    ],
    "missing_information": [
        "photo 1-2: Interior, closure, lining, and any interior label or creed are not shown.",
        "photo 1-2: Bottom, side construction, strap or handle details, and hardware close-ups are not shown.",
        "photo 1-2: No close-up of any maker mark, zipper pull, tag, or country-of-origin label."
    ],
    "authenticity_concerns": [
        "photo 1: Hair-on hide, decorative turquoise lacing, and patterned accent indicate a generic or artisan-made bag rather than a Coach model.",
        "photo 1-2: No Coach identifier is visible; the available exterior views provide no basis for treating it as Coach."
    ],
    "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": "not_visible",
        "leather_description": "Hair-on hide or fur-on leather panels are visible, with brown and black mottling; seller states genuine leather, but material cannot be independently verified from photos.",
        "lining_description": "not_visible",
        "strap_construction": "not_visible",
        "stitching_description": "Visible turquoise whipstitching runs along both side edges; broader interior and seam construction are not visible."
    },
    "possible_model_reasoning": [
        "photo 1: The flat rectangular clutch silhouette does not correspond clearly to a listed vintage Coach model and lacks Coach-specific closure, strap, and interior details.",
        "photo 2: The back is a plain hair-on-hide panel with decorative edge lacing, supporting a generic artisan or Western-inspired bag identification.",
        "Condition: Appears new or unused externally based on the seller's title and clean-looking exterior, but interior and functional condition are unshown."
    ],
    "confidence": 0.78,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 30,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 19648,
            "output_tokens": 672,
            "total_tokens": 20320,
            "estimated_cost_usd": 0.009472
        }
    ]
}