Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.08,
    "vintage_probability": 0.72,
    "authenticity_confidence": 0.07,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.08,
    "estimated_era": "unknown",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: wearable leather shoulder-bag silhouette with adjustable strap and extensive fringe",
        "photo 2: tan leather-looking construction and aged western\/bohemian styling are compatible with a vintage-era bag, but are not Coach-specific"
    ],
    "negative_evidence": [
        "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, or recognizable Coach hardware",
        "photo 2: no visible Coach identifier despite a clear front view",
        "photo 3: hardware appears small and generic rather than a recognizable vintage Coach turnlock",
        "photo 6: fringe-heavy design does not closely match the listed classic Coach model silhouettes"
    ],
    "missing_information": [
        "Straight-on interior photo, including all pockets and lining",
        "Close-up of any interior leather label, creed patch, or fabric tag",
        "Close-ups of zipper pulls, strap attachment hardware, and any stamped markings",
        "Clear bottom, side, and back photos",
        "Seller-stated material and country of manufacture, if known"
    ],
    "authenticity_concerns": [],
    "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: small, generic-looking metal strap hardware is visible; finish and maker markings are not legible",
        "leather_description": "photo 1: tan, smooth-to-slightly-wrinkled leather-looking body with extensive narrow leather fringe; exact leather type cannot be confirmed from photos",
        "lining_description": "not_visible",
        "strap_construction": "photo 1 and photo 3: long adjustable shoulder strap attached at side hardware; buckle holes and attachment details are partially visible",
        "stitching_description": "photo 1 and photo 2: visible topstitching appears generally even, but close construction quality and stress-point stitching cannot be assessed fully"
    },
    "possible_model_reasoning": [
        "The bag is clearly a handbag, but its fringe-heavy western design does not provide a reliable match to a known Coach catalog style.",
        "No creed, serial, wordmark, hangtag, or other Coach identifier is visible, so a Coach attribution cannot be supported from the available photos.",
        "The seller's stated 1970s date is unverified; the visual styling is vintage-leaning, but the canonical era remains unknown.",
        "Condition appears approximately Very Good: leather shows natural creasing and fringe wear but no obvious major tears; interior, odor, lining, and underside condition are unknown."
    ],
    "confidence": 0.73,
    "recommended_max_bid": 15,
    "estimated_resale_low": 20,
    "estimated_resale_high": 60,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18099,
            "output_tokens": 775,
            "total_tokens": 18874,
            "estimated_cost_usd": 0.0091
        }
    ]
}