Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.04,
    "vintage_probability": 0.86,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.04,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: structured leather shoulder bag with a flap and long strap is clearly a handbag.",
        "photo 3: the bag appears to use genuine or imitation lizard-pattern leather with an older-style metal zipper and strap hardware.",
        "photo 6: a round metal snap is visible inside, but it does not visibly show the COACH wordmark."
    ],
    "negative_evidence": [
        "photo 1: exterior has no visible COACH wordmark, horse-and-carriage emblem, or leather hangtag.",
        "photo 1: exotic lizard-pattern construction is not characteristic of the common vintage Coach glove-tanned leather classics.",
        "photo 3: the flap and strap construction do not clearly match a recognizable Coach catalog silhouette.",
        "photo 6: the visible interior hardware appears to carry non-COACH lettering or an unreadable maker mark rather than a Coach creed.",
        "photo 6: no rectangular sewn Coach creed patch is visible in the shown interior area."
    ],
    "missing_information": [
        "photo 6: a complete, straight-on view of the entire interior and all pockets is needed to verify whether a creed or maker label is present.",
        "A close-up of every interior label, zipper pull, snap, and hardware marking is needed.",
        "Photos of the bottom, side seams, strap attachment points, and interior lining would help identify the maker and construction.",
        "Seller-stated measurements and any readable text on the interior snap should be provided."
    ],
    "authenticity_concerns": [
        "No visible Coach identifier supports Coach manufacture.",
        "photo 6: the visible circular hardware marking does not appear to read COACH, although the lettering is not fully legible.",
        "The exotic-pattern leather and flap design are more consistent with an unbranded or other vintage maker's bag than a Coach classic."
    ],
    "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": "Photos 1, 3, 5, and 6: gold-tone zipper and strap hardware; a circular interior snap with partially legible lettering; no clearly visible Coach engraving.",
        "leather_description": "Photos 1-5: brown glossy lizard-pattern leather or reptile-embossed leather, with contrasting scale patterns across panels and visible edge wear.",
        "lining_description": "photo 6: smooth reddish-brown leather or leather-like interior surface is visible; full lining and pockets are not shown.",
        "strap_construction": "Photos 1-3: long narrow adjustable shoulder strap with metal attachment hardware; seller states slight wear on the underside, not independently clear in the photos.",
        "stitching_description": "Photos 1, 3, and 5: perimeter stitching appears generally even, with some wear and edge separation visible near the flap and lower edges."
    },
    "possible_model_reasoning": [
        "No Coach model is assigned because the bag lacks a visible Coach identifier and does not strongly match the listed Coach silhouettes.",
        "The flap, zipper closure, narrow strap, and exotic-pattern body could fit a generic vintage reptile handbag, but silhouette alone is not brand evidence.",
        "Condition: Good; visible edge wear, scuffing, finish loss, and some separation or abrasion along flap and lower edges in photos 1, 3, and 5; interior condition and odor are unknown."
    ],
    "confidence": 0.76,
    "recommended_max_bid": 20,
    "estimated_resale_low": 20,
    "estimated_resale_high": 60,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18104,
            "output_tokens": 921,
            "total_tokens": 19025,
            "estimated_cost_usd": 0.009452
        }
    ]
}