Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.03,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.76,
    "seller_misidentification_probability": 0.06,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly shows a leather tote handbag with two long shoulder straps.",
        "photo 2: body appears to be genuine or heavily textured leather rather than nylon, canvas, or plastic."
    ],
    "negative_evidence": [
        "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, hangtag, or recognizable vintage Coach hardware.",
        "photo 1: large open tote silhouette with pebbled leather and a small central snap closure is not a close match for the listed classic vintage Coach models.",
        "photo 2: visible construction is modern-looking and lacks the typical vintage Coach turnlock, brass fittings, or unlined glove-tanned classic construction.",
        "listing title: 'PLG L Devan Tote' points toward a Portland Leather Goods Devan tote rather than Coach; this seller text is untrusted but consistent with the photos."
    ],
    "missing_information": [
        "Straight-on interior photo showing all pockets, labels, and any creed or fabric tags.",
        "Close-up of the central closure, strap attachments, and any embossed or sewn brand marks.",
        "Bottom, corners, and full side-profile photos.",
        "Seller-stated dimensions and close-up photos of any interior or exterior logo."
    ],
    "authenticity_concerns": [
        "No Coach-specific identifier is visible in the provided photos.",
        "The bag's modern pebbled tote construction and closure do not align strongly with the documented vintage Coach classic lines."
    ],
    "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 dark central snap or button closure is visible; no Coach-style turnlock or other clearly identifiable Coach hardware is visible.",
        "leather_description": "photos 1-2: dark burgundy or nutmeg-colored, strongly pebbled leather with raw-looking top edges; exact leather type is not verifiable.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1-2: two long, narrow shoulder straps appear to be attached directly to the tote body; strap underside and attachment reinforcement are not fully shown.",
        "stitching_description": "photos 1-2: generally visible straight, tone-matched stitching along the body and strap attachments; detailed stitch quality is not sufficient for brand attribution."
    },
    "possible_model_reasoning": [
        "The silhouette is a generic modern open leather tote and does not provide a reliable Coach model match.",
        "The title's stated 'PLG L Devan Tote' is seller-written evidence only and is not independently verified from a visible label.",
        "Condition: approximately Very Good from the visible exterior; leather appears intact with no obvious major tears, but the interior, bottom, corners, odor, and lining are not shown."
    ],
    "confidence": 0.78,
    "recommended_max_bid": 15,
    "estimated_resale_low": 20,
    "estimated_resale_high": 60,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 19648,
            "output_tokens": 870,
            "total_tokens": 20518,
            "estimated_cost_usd": 0.009947
        }
    ]
}