Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.08,
    "vintage_probability": 0.24,
    "authenticity_confidence": 0.06,
    "image_quality_score": 0.82,
    "seller_misidentification_probability": 0.14,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: leather crossbody handbag with a structured flap silhouette and substantial stitched construction",
        "photo 2: brass-tone strap hardware and leather attachment construction are broadly compatible with some vintage leather bags",
        "photo 5: interior appears to have a suede-like lining, zip pocket, and snap pocket"
    ],
    "negative_evidence": [
        "photo 1: no visible COACH wordmark, carriage, or hangtag",
        "photo 3: closure is a decorative strap-and-buckle arrangement, not a recognizable Coach turnlock",
        "photos 1-6: no Coach creed patch or serial\/style number is visible",
        "photos 1-4: glossy dark leather, decorative front strap, and contrast stitching do not strongly match the classic unlined glove-tanned Coach construction",
        "listing text: seller describes the item as handmade and NWOT, which supports a generic or independent-maker origin rather than a documented vintage Coach item"
    ],
    "missing_information": [
        "Straight-on photograph of the entire interior back wall and every interior pocket to check for a creed patch",
        "Close-up of all interior and exterior labels or maker marks",
        "Close-up of zipper pull, snap, buckle, and strap hardware for any engraved branding",
        "Bottom, corners, strap ends, and reverse of the front flap"
    ],
    "authenticity_concerns": [
        "No Coach identifiers are visible despite multiple interior and exterior photos",
        "The decorative front closure and glossy lined construction are more consistent with a generic handmade or lookalike leather bag than a cataloged vintage Coach classic"
    ],
    "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 2: brass-tone D-ring and leather strap attachment; photos 3-4: decorative buckle\/keeper closure and brass-tone hardware; photo 6: zipper visible, with no readable brand marking",
        "leather_description": "photos 1-4: dark brown, glossy, lightly textured leather or leather-like material; exact leather type is not verifiable",
        "lining_description": "photos 5-6: beige\/tan suede-like lining is visible, with an interior zip pocket; condition and material are not fully verifiable",
        "strap_construction": "photos 2-4: adjustable leather crossbody strap with stitched attachment tabs and buckle adjustment",
        "stitching_description": "photos 1-5: visible contrast brown stitching is generally even around the flap, body, and strap tabs; some construction details are obscured by lighting"
    },
    "possible_model_reasoning": [
        "The silhouette is a generic flap crossbody and does not provide enough evidence for a Coach model match.",
        "It does not visibly match a classic City Bag, Court, Willis, or Station because the characteristic Coach turnlock and identifiable interior creed are absent.",
        "Condition: approximately Very Good based on intact-looking leather and stitching in the photos; interior, bottom, odor, and hidden strap areas are incompletely documented."
    ],
    "confidence": 0.78,
    "recommended_max_bid": 10,
    "estimated_resale_low": 15,
    "estimated_resale_high": 45,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17756,
            "output_tokens": 913,
            "total_tokens": 18669,
            "estimated_cost_usd": 0.009294
        }
    ]
}