Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.42,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.88,
    "seller_misidentification_probability": 0.05,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: leather crossbody\/saddle-bag silhouette and adjustable shoulder strap are compatible with a handbag.",
        "photo 2: the bag appears to use genuine leather or suede-like leather rather than fabric or plastic."
    ],
    "negative_evidence": [
        "photo 1: no visible COACH wordmark, horse-and-carriage, or recognizable Coach branding.",
        "photos 1-4: extensive decorative whipstitching, leather bead details, floral snap decoration, and silver-tone hardware do not match the documented construction of common vintage Coach classics.",
        "photos 4-5: the interior shows decorative leatherwork and a snap closure rather than a visible Coach creed patch or typical classic Coach interior layout.",
        "photo 6: the visible measuring view provides scale but no Coach identifier."
    ],
    "missing_information": [
        "A straight-on, well-lit photo of every interior wall and pocket to confirm whether any creed or fabric label is present.",
        "Close-ups of all hardware, strap attachments, and any stamps or markings.",
        "Full bottom, back, and strap-condition photos."
    ],
    "authenticity_concerns": [
        "The visible decorative lacing and beading, floral snap, and silver-tone hardware are more consistent with an artisan or other unbranded leather bag than a Coach design.",
        "No Coach identifier is visible in the supplied photos; silhouette alone is insufficient for Coach attribution."
    ],
    "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 and photos 3-5: silver-tone rings, strap hardware, and snap closures; no Coach-stamped hardware is visible.",
        "leather_description": "photos 1-3: camel\/tan leather with substantial whipstitched edges; surface appears worn, dry, and variably glossy. photo 4: suede-like or rough leather interior with decorative leather strips and bead-like tabs.",
        "lining_description": "photos 4-5: no conventional fabric lining is visible; rough leather\/suede-like interior is shown.",
        "strap_construction": "photos 1-3: long adjustable leather shoulder\/crossbody strap attached through rings with leather tabs and metal hardware.",
        "stitching_description": "photos 1-5: prominent hand-style decorative whipstitching around the perimeter and additional leather-bead decoration; no Coach-specific construction cues visible."
    },
    "possible_model_reasoning": [
        "The saddle\/crossbody shape does not closely establish a Coach model, and the decorative whipstitch\/beaded construction is not a strong match for the listed vintage Coach catalog styles.",
        "Condition: Good to Very Good; visible surface wear, dryness, and discoloration are present in photos 1-5, while strap integrity and odor cannot be assessed fully."
    ],
    "confidence": 0.86,
    "recommended_max_bid": 15,
    "estimated_resale_low": 15,
    "estimated_resale_high": 45,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17707,
            "output_tokens": 817,
            "total_tokens": 18524,
            "estimated_cost_usd": 0.009044
        }
    ]
}