Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.82,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.88,
    "seller_misidentification_probability": 0.03,
    "estimated_era": "unknown",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Small zip-top evening clutch silhouette is clearly visible.",
        "photo 2: Dense pearl-beaded exterior and floral motif are consistent with a vintage beaded evening purse.",
        "photo 5: Zipper pull appears to read FKK, not COACH."
    ],
    "negative_evidence": [
        "photo 1: Exterior is pearl\/bead-covered rather than Coach glove-tanned leather, suede, or Coach signature canvas.",
        "photo 1: No COACH wordmark, horse-and-carriage, leather hangtag, or Coach-specific hardware is visible.",
        "photo 3: Interior appears fabric-lined and lacks a visible Coach creed patch.",
        "photo 5: Zipper hardware is marked FKK rather than a Coach identifier.",
        "photo 6: Interior lining and construction are inconsistent with classic unlined vintage Coach handbag construction."
    ],
    "missing_information": [
        "photo 4: Full interior wall and any sewn-in labels are not shown clearly enough to identify the maker.",
        "photo 1: Bottom, side seams, and all corners should be photographed to assess bead loss and construction.",
        "photo 3: A straight-on close-up of the zipper pull and any interior label would help identify the actual maker.",
        "Seller-stated dimensions are not provided."
    ],
    "authenticity_concerns": [
        "The visible construction is that of a beaded evening clutch, not a known Coach handbag type.",
        "No Coach identifier is visible, and the zipper pull appears to carry a different maker's mark, FKK."
    ],
    "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 3: Zip-top closure with silver-tone metal teeth and pull; photo 5: pull appears stamped FKK. No turnlock or Coach-marked hardware visible.",
        "leather_description": "photo 1: Exterior appears densely covered in small pearl-like beads over a textile backing; no leather body is visible.",
        "lining_description": "photo 6: Light-colored fabric lining is visible, with wrinkles and some discoloration or staining.",
        "strap_construction": "photo 3: Beaded wristlet\/zipper pull extension is visible; no conventional shoulder strap shown.",
        "stitching_description": "photos 2-3: Bead rows and textile edging are visible; detailed interior seam stitching is not clearly shown."
    },
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the pearl-beaded floral evening-clutch construction is outside the listed Coach catalog silhouettes.",
        "Seller title describes a vintage 1950s\/1960s-style beaded purse, but that era is not independently confirmed from the photos.",
        "Condition appears Good: visible loose or uneven bead areas and a worn\/discolored lining (photos 3 and 6); odor and hidden bead loss are unknown."
    ],
    "confidence": 0.91,
    "recommended_max_bid": 8,
    "estimated_resale_low": 8,
    "estimated_resale_high": 30,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 26206,
            "output_tokens": 846,
            "total_tokens": 27052,
            "estimated_cost_usd": 0.012513
        }
    ]
}