Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.01,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.92,
    "seller_misidentification_probability": 0.08,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: both items are crochet\/textile handbags rather than Coach's typical glove-tanned leather construction.",
        "photo 4: navy bag has a visible interior label reading THE SAK, identifying a different brand.",
        "photo 6: brown wristlet has a visible interior label reading the sak.",
        "photo 4: both interiors are synthetic-looking fabric-lined constructions, inconsistent with classic unlined vintage Coach styles.",
        "photo 1: no Coach wordmark, horse-and-carriage, creed patch, or recognizable Coach hardware is visible."
    ],
    "missing_information": [
        "photo 4 and photo 6 show interiors, but no additional Coach identification is needed; the visible The Sak labels are sufficient to distinguish these from Coach.",
        "Condition details such as odors, zipper function, and underside wear are not fully assessable from the photos."
    ],
    "authenticity_concerns": [
        "photo 4: visible The Sak branding is inconsistent with Coach manufacture.",
        "photo 6: visible the sak branding is inconsistent with Coach manufacture.",
        "photo 1: crochet construction and decorative beadwork are not characteristic evidence of vintage Coach."
    ],
    "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: zipper hardware and small decorative metal fittings are visible; no Coach-specific engraving is legible. photo 3: beadwork and zipper closures are visible.",
        "leather_description": "not_visible",
        "lining_description": "photo 4: navy bag has a dark synthetic-looking fabric lining with multiple pockets. photo 6: brown wristlet has a dark fabric lining and interior zip pocket.",
        "strap_construction": "photo 1: navy bag has a wide crocheted shoulder strap. photo 3: brown wristlet has a narrow crocheted wrist strap.",
        "stitching_description": "photo 4 and photo 6: visible lining seams appear generally even; no Coach-specific construction feature is visible."
    },
    "possible_model_reasoning": [
        "photo 4: the navy shoulder bag is explicitly labeled THE SAK, and its approximately 11-inch shoulder-bag silhouette is consistent with a The Sak crochet handbag, not a Coach model.",
        "photo 6: the brown beaded wristlet is explicitly labeled the sak and is consistent with a The Sak crochet wristlet.",
        "photo 1: no Coach model can be reasonably matched from the construction or branding.",
        "Condition: approximately Very Good based on generally intact crochet, lining, and hardware in the available photos; minor wear, odor, and zipper function remain unknown."
    ],
    "confidence": 0.94,
    "recommended_max_bid": 12,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18264,
            "output_tokens": 775,
            "total_tokens": 19039,
            "estimated_cost_usd": 0.009166
        }
    ]
}