Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.35,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.03,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag-sized brown zippered shoulder\/crossbody-style bag.",
        "photo 2: Metal charm visibly appears to read \"Stone Mountain,\" providing evidence for a non-Coach brand."
    ],
    "negative_evidence": [
        "photo 2: The visible branded metal charm reads Stone Mountain rather than COACH.",
        "photo 1: The bag has a soft, glossy leather or leather-like exterior and a long zippered front compartment, not a recognizable classic Coach turnlock silhouette.",
        "photo 3: Fabric-lined interior and multiple synthetic-looking zippered compartments are inconsistent with many classic unlined glove-tanned Coach bags.",
        "photo 2: Hardware is silver-tone and the zipper pull is not a typical vintage Coach identifier.",
        "photo 1: No Coach wordmark, horse-and-carriage emblem, or Coach hangtag is visible."
    ],
    "missing_information": [
        "photo 4: Full front and back views, including the complete strap and bottom.",
        "photo 3: Straight-on close-up of the entire interior, including any sewn-in brand or care labels.",
        "photo 2: Close-up of the metal Stone Mountain charm and all zipper pulls.",
        "Seller-stated dimensions, material composition, and strap drop."
    ],
    "authenticity_concerns": [
        "photo 2: Visible branding points to Stone Mountain, a different handbag brand, rather than Coach.",
        "photo 3: The fabric lining and construction do not support a classic vintage Coach identification; no Coach identifier is visible."
    ],
    "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 2: Silver-tone zipper hardware and a metal diamond-shaped Stone Mountain logo charm; no turnlock visible.",
        "leather_description": "photo 1: Brown, smooth, glossy, softly wrinkled exterior that appears leather or leather-like; exact material is not confirmed.",
        "lining_description": "photo 3: Brown fabric lining with an interior slip pocket and zippered compartment; no label is visible.",
        "strap_construction": "photo 3: A dark strap is partially visible at the right edge, but its full construction and attachment points are not shown.",
        "stitching_description": "photo 1: Exterior seams appear machine-stitched and generally even; close-up stress-point stitching is not available."
    },
    "possible_model_reasoning": [
        "photo 2: The Stone Mountain logo charm is the strongest brand evidence, so no Coach model is assigned.",
        "photo 3: The lined, compartmentalized zip-top construction is more consistent with a Stone Mountain casual shoulder or crossbody bag than with a classic Coach City Bag, Court, or Willis.",
        "photo 1: Condition appears Good to Very Good based on visible creasing and surface wrinkling, with no major tears visible; bottom, strap, odor, and hidden interior condition remain unknown."
    ],
    "confidence": 0.86,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 30,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16580,
            "output_tokens": 851,
            "total_tokens": 17431,
            "estimated_cost_usd": 0.008674
        }
    ]
}