Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.08,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.07,
    "image_quality_score": 0.82,
    "seller_misidentification_probability": 0.08,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a large leather or leather-like shoulder handbag with multiple carrying straps.",
        "photo 1: Pebbled brown material and relatively neat construction are compatible with many contemporary handbags, including some Coach products."
    ],
    "negative_evidence": [
        "photos 1-6: No legible COACH wordmark, horse-and-carriage emblem, creed patch, serial\/style number, or hangtag is visible.",
        "photos 1-6: The silhouette is a generic large tote\/shoulder bag rather than a distinctive documented vintage Coach classic.",
        "photos 1-6: Small gold-tone rivets and rings are visible, but no characteristic vintage Coach turnlock or solid-brass classic hardware is present.",
        "photos 1-6: The pebbled, structured modern construction and long double handles do not strongly support a pre-2000 vintage Coach identification."
    ],
    "missing_information": [
        "photo 1-6: Interior is not shown; request a fully emptied interior, interior label, creed patch, and any fabric tags.",
        "photo 1-6: Request close-ups of all hardware, zipper pulls, strap attachments, and any embossed markings.",
        "photo 1-6: Request a straight-on photo of the bottom, side seams, and interior cosmetic pouch.",
        "photo 1-6: Seller-stated material is not provided; confirm whether the bag is genuine leather, coated canvas, PU, or synthetic."
    ],
    "authenticity_concerns": [
        "photos 1-6: No Coach identifier is visible, so the bag currently reads as a generic contemporary handbag rather than an identifiable Coach product.",
        "photos 1-6: The exterior provides insufficient evidence to distinguish an unbranded leather bag from a lookalike or another mall-brand handbag."
    ],
    "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": "photos 1-6: Small gold-tone rings, rivets, and strap attachments are visible; no turnlock or readable branding is visible.",
        "leather_description": "photos 1-6: Brown\/taupe pebbled material with a lightly glossy finish is visible; genuine leather versus synthetic material cannot be confirmed.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1-6: Multiple fixed top handles\/shoulder straps attach through narrow leather tabs and metal rings; a longer strap appears present.",
        "stitching_description": "photos 1-6: Visible exterior seams appear generally straight and machine-stitched, with no clear Coach-specific construction cue."
    },
    "possible_model_reasoning": [
        "No Coach model is assigned because no brand identifier or distinctive Coach silhouette is visible.",
        "photos 1-6: The large open-top\/zippered shoulder-tote shape is common across many contemporary brands and is not sufficient for a Coach attribution.",
        "Condition: approximately Very Good based on the visible exterior; noticeable creasing and shape compression are present, while the interior, odor, lining, and strap wear are unknown."
    ],
    "confidence": 0.78,
    "recommended_max_bid": 15,
    "estimated_resale_low": 10,
    "estimated_resale_high": 40,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17725,
            "output_tokens": 867,
            "total_tokens": 18592,
            "estimated_cost_usd": 0.009171
        }
    ]
}