Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.04,
    "vintage_probability": 0.58,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.08,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a crossbody handbag with a structured, rounded rectangular silhouette.",
        "photo 1: Leather-like quilted exterior and narrow shoulder strap are visible.",
        "photo 2: Interior appears clean and constructed with a light fabric or synthetic lining."
    ],
    "negative_evidence": [
        "photo 1: No visible COACH wordmark, horse-and-carriage, hangtag, creed patch, or recognizable Coach hardware.",
        "photo 1: Exterior has glossy iridescent quilted leather and a small hinge-style top closure, unlike the commonly documented unquilted glove-tanned Coach classics.",
        "photo 2: Interior has no visible Coach creed or brand label.",
        "photo 2: Hardware appears limited and generic; no Coach-stamped hardware is visible.",
        "photo 1: Thin matching strap and shiny padded construction provide little support for a vintage Coach identification."
    ],
    "missing_information": [
        "photo 2: Straight-on close-up of every interior wall and pocket for a hidden creed, fabric label, or maker tag.",
        "Close-ups of the clasp, strap attachments, and any hardware markings.",
        "Photos of the bottom, side seams, corners, and strap condition.",
        "Seller-stated material composition; the photos do not conclusively establish genuine leather."
    ],
    "authenticity_concerns": [
        "No Coach identifiers are visible, so the bag currently reads as a generic quilted leather or leather-like crossbody rather than an identifiable Coach product.",
        "The glossy quilted construction and generic hinge-style closure are inconsistent with the classic unlined glove-tanned Coach styles suggested by the seller's 1980s dating."
    ],
    "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: Small top hinge-style closure and matching-tone strap attachment hardware are visible; no brand engraving is legible.",
        "leather_description": "photo 1: Lavender\/purple glossy, horizontally quilted leather-like exterior with an iridescent sheen; material cannot be confirmed from photos.",
        "lining_description": "photo 2: Light cream-colored lining is visible; it appears fabric or synthetic, with no label visible.",
        "strap_construction": "photo 1: Narrow matching-tone crossbody strap attached at the upper sides; detailed stitching and adjustment hardware are not fully visible.",
        "stitching_description": "photo 1: Parallel quilting and perimeter stitching appear generally even; close stress-point inspection is unavailable."
    },
    "possible_model_reasoning": [
        "No Coach model is a reasonable match from the visible silhouette and construction; the bag lacks a Coach identifier and does not resemble a documented classic Coach model.",
        "Seller's '1980s' claim is unverified by the photos; the glossy quilted finish, lining, and generic closure suggest a later or non-Coach fashion bag.",
        "Condition appears Good to Very Good from the visible exterior and interior, with no major damage apparent; bottom, corners, odor, and strap wear are not fully shown."
    ],
    "confidence": 0.78,
    "recommended_max_bid": 12,
    "estimated_resale_low": 15,
    "estimated_resale_high": 45,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16012,
            "output_tokens": 828,
            "total_tokens": 16840,
            "estimated_cost_usd": 0.008392
        }
    ]
}