Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.01,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.88,
    "seller_misidentification_probability": 0.12,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly shows a tote-style handbag with shoulder straps.",
        "photo 2: the bag has a full crochet granny-square construction rather than leather or Coach signature canvas."
    ],
    "negative_evidence": [
        "photo 1: multicolored crochet yarn and granny-square construction are inconsistent with vintage Coach glove-tanned leather goods.",
        "photo 1: no Coach wordmark, creed patch, horse-and-carriage, leather hangtag, or Coach-style hardware is visible.",
        "photo 2: the bag has textile crochet straps and no visible leather trim or brass hardware.",
        "photo 4: close view shows yarn crochet construction rather than leather, coated canvas, or a Coach lining.",
        "photo 6: the visible exterior remains entirely crochet with no brand identifiers."
    ],
    "missing_information": [
        "photo 1-6: no interior view, lining, sewn-in brand label, or care tag is provided.",
        "photo 1-6: no underside, seam, or attachment-detail view is provided.",
        "photo 1-6: seller-stated dimensions and material composition are not provided."
    ],
    "authenticity_concerns": [
        "photo 1: the crochet textile construction is a non-Coach material category under the vintage Coach identification criteria.",
        "photo 1-6: no Coach identifier is visible, so there is no basis to associate this bag with Coach manufacture."
    ],
    "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": "No metal hardware or turnlock is visible; the bag appears to use crocheted textile handles and construction.",
        "leather_description": "No leather is visible; the exterior is made from multicolored crochet yarn or similar textile.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: broad crocheted shoulder straps integrated into the textile body; no leather strap hardware is visible.",
        "stitching_description": "photo 4: crochet joins and yarn edging are visible; conventional leather-bag stitching cannot be assessed."
    },
    "possible_model_reasoning": [
        "The silhouette is a generic large crochet tote and does not match a specific Coach catalog model.",
        "The material, granny-square pattern, and textile handles point to a modern unbranded boho\/craft tote rather than a vintage Coach handbag.",
        "Condition appears approximately Very Good based on the clean, intact-looking crochet in photos 1-6, but interior condition and odor are unknown."
    ],
    "confidence": 0.94,
    "recommended_max_bid": 8,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 26757,
            "output_tokens": 718,
            "total_tokens": 27475,
            "estimated_cost_usd": 0.012426
        }
    ]
}