Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.08,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.86,
    "seller_misidentification_probability": 0.12,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Structured handbag with top handle, detachable shoulder strap, and gold-tone closure hardware.",
        "photo 2: The bag has a convertible top-handle and shoulder-strap configuration."
    ],
    "negative_evidence": [
        "photo 1: Seller describes the exterior as faux leather; the glossy synthetic-looking surface and uniform embossed grid are inconsistent with vintage Coach glove-tanned leather.",
        "photo 1: Central clasp is a generic decorative closure rather than the slim, elegant vintage Coach turnlock geometry.",
        "photo 1: No visible Coach wordmark, horse-and-carriage, leather hangtag, or creed patch.",
        "photo 3: Back panel is plain and shows no visible branding or Coach identifier.",
        "photos 1-6: Highly glossy, quilted\/embossed construction and bright plated hardware resemble a generic fashion bag rather than a classic Coach model."
    ],
    "missing_information": [
        "Interior view, including the back wall, slip pocket, lining, and any brand label or creed patch.",
        "Close-up of the central clasp and any zipper or hardware stamps.",
        "Bottom, side seams, and strap attachment details.",
        "Any interior fabric tag or concealed maker label."
    ],
    "authenticity_concerns": [
        "The apparent faux-leather material and generic decorative construction are inconsistent with the typical materials and hardware of vintage Coach.",
        "No Coach identifiers are visible in the supplied exterior photos; the bag may be an unbranded lookalike rather than a misidentified Coach bag."
    ],
    "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": true,
        "hangtag_present": false,
        "hardware_description": "photos 1-2 and 6: Bright gold-tone central twist-style clasp, strap rings, and decorative chain-like handle attachments; no Coach engraving is visible.",
        "leather_description": "photos 1-6: Glossy brown faux-leather appearance with an embossed\/quilted rectangular grid and smooth molded-looking edges.",
        "lining_description": "not_visible",
        "strap_construction": "photos 2, 4, and 5: Long adjustable-looking shoulder strap attached by gold-tone hardware; short rounded top handle with decorative chain\/loop attachments.",
        "stitching_description": "photos 1-6: Visible machine stitching is generally even, with repeated decorative panel seams; interior and stress-point stitching are not shown."
    },
    "possible_model_reasoning": [
        "The silhouette is not a close match for the listed classic Coach City Bag, Court, Willis, Station, or Dinky styles because of the glossy embossed grid, decorative central clasp, and ornate handle attachments.",
        "No serial, creed, or Coach logo is visible, so there is no photo-based model or era identifier.",
        "Condition: Very Good based on the clean exterior and intact visible structure; interior, odor, lining, and bottom condition are unknown."
    ],
    "confidence": 0.87,
    "recommended_max_bid": 8,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 22809,
            "output_tokens": 828,
            "total_tokens": 23637,
            "estimated_cost_usd": 0.011111
        }
    ]
}