Vintage Coach Hunter

{
    "is_handbag_probability": 0.94,
    "coach_probability": 0.025,
    "vintage_probability": 0.425,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.83,
    "seller_misidentification_probability": 0.075,
    "confidence": 0.865,
    "recommended_max_bid": 8,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather shoulder or clutch-style handbag with a top zipper",
        "photo 3: gold-tone zipper teeth and neatly sewn exterior panels are visible",
        "photo 4, photo 5: unlined suede-back interior is construction-compatible with older leather bags generally, but without any Coach identifier",
        "photo 3: brass-tone zipper is consistent with vintage-era materials generally, but YKK alone is not a Coach identifier"
    ],
    "negative_evidence": [
        "photo 6: interior fabric label visibly reads \u201cGenuine\u201d and includes a Hong Kong manufacturing line, not a Coach creed or Coach wordmark",
        "photos 4-5: interior is fabric-lined with a separate zip pocket, unlike many classic unlined glove-tanned Coach bags",
        "photos 1-3: no Coach wordmark, horse-and-carriage, hangtag, turnlock, or recognizable Coach hardware is visible",
        "photo 1: overall construction resembles a generic leather zippered shoulder bag rather than a documented vintage Coach silhouette",
        "photo 1, photo 2, photo 4, photo 5: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
        "photo 6: interior fabric tag reading 'Genuine MADE IN ...' consistent with Made in Hong Kong - incompatible with Coach country lines",
        "photo 1, photo 2: zip-top pouch with center seam and reinforced corners does not match any vintage Coach catalog silhouette",
        "photo 1, photo 2, photo 3: no turnlock, no solid-brass Coach hardware geometry, no bead-chain hangtag"
    ],
    "missing_information": [
        "photo 6 label should be photographed straight-on at higher resolution to read the complete wording",
        "clear photo of the entire strap and attachment hardware",
        "clear photo of the bottom, side seams, and all zipper pulls",
        "seller-stated dimensions and confirmation of leather type",
        "No Coach creed patch visible in any interior view - none to request, bag has fabric tag instead",
        "No hangtag, wordmark, or branded hardware to verify",
        "No bottom\/side scale view, but sufficient to rule out Coach"
    ],
    "authenticity_concerns": [
        "photo 6: the visible Hong Kong\/Genuine label is inconsistent with a suspected classic U.S.-era Coach bag and provides no Coach identification",
        "photos 4-6: generic fabric lining and construction offer no support for Coach manufacture; treat this as a non-Coach lookalike unless another hidden label is found",
        "photo 6: fabric tag reads 'Genuine' and 'MADE IN' consistent with seller title 'Made In Hong Kong' - Hong Kong was never a Coach manufacturing country"
    ],
    "possible_model_reasoning": [
        "No Coach model is supported by the visible zipper-only silhouette, lack of Coach identifiers, and Hong Kong\/Genuine label.",
        "Condition: Good; visible creasing, surface wear, interior fabric fraying, and worn lining edges in photos 1, 4, 5, and 6.",
        "No Coach model fits: no creed, no wordmark, Hong Kong origin, and zip-pouch silhouette with center seam and corner reinforcements is not a Coach catalog style",
        "Condition: Good to Very Good; light surface soiling and creasing (photo 2), zipper functional in photos, interior shows wear but no major tears visible"
    ],
    "estimated_era": "unknown",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": false,
        "turnlock_present": false,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "Gold-tone top zipper hardware is visible; no turnlock, Coach engraving, or hangtag is shown.",
        "leather_description": "Brown\/tan smooth leather or leather-like material is visible, with creasing and surface wear; exact leather type is not established.",
        "lining_description": "Fabric-lined interior in a tan\/brown tone with a separate zip pocket is visible; the lining is worn and frayed at the edges.",
        "strap_construction": "no strap visible; appears to be a strapless zip pouch \/ clutch",
        "stitching_description": "Exterior stitching is generally visible and fairly even, with curved decorative panel seams; some interior edge wear and fraying are visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0023,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a leather shoulder or clutch-style handbag with a top zipper",
                    "photo 3: gold-tone zipper teeth and neatly sewn exterior panels are visible"
                ],
                "negative_evidence": [
                    "photo 6: interior fabric label visibly reads \u201cGenuine\u201d and includes a Hong Kong manufacturing line, not a Coach creed or Coach wordmark",
                    "photos 4-5: interior is fabric-lined with a separate zip pocket, unlike many classic unlined glove-tanned Coach bags",
                    "photos 1-3: no Coach wordmark, horse-and-carriage, hangtag, turnlock, or recognizable Coach hardware is visible",
                    "photo 1: overall construction resembles a generic leather zippered shoulder bag rather than a documented vintage Coach silhouette"
                ],
                "missing_information": [
                    "photo 6 label should be photographed straight-on at higher resolution to read the complete wording",
                    "clear photo of the entire strap and attachment hardware",
                    "clear photo of the bottom, side seams, and all zipper pulls",
                    "seller-stated dimensions and confirmation of leather type"
                ],
                "authenticity_concerns": [
                    "photo 6: the visible Hong Kong\/Genuine label is inconsistent with a suspected classic U.S.-era Coach bag and provides no Coach identification",
                    "photos 4-6: generic fabric lining and construction offer no support for Coach manufacture; treat this as a non-Coach lookalike unless another hidden label is found"
                ],
                "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": "Gold-tone top zipper hardware is visible; no turnlock, Coach engraving, or hangtag is shown.",
                    "leather_description": "Brown\/tan smooth leather or leather-like material is visible, with creasing and surface wear; exact leather type is not established.",
                    "lining_description": "Fabric-lined interior in a tan\/brown tone with a separate zip pocket is visible; the lining is worn and frayed at the edges.",
                    "strap_construction": "not_visible",
                    "stitching_description": "Exterior stitching is generally visible and fairly even, with curved decorative panel seams; some interior edge wear and fraying are visible."
                },
                "possible_model_reasoning": [
                    "No Coach model is supported by the visible zipper-only silhouette, lack of Coach identifiers, and Hong Kong\/Genuine label.",
                    "Condition: Good; visible creasing, surface wear, interior fabric fraying, and worn lining edges in photos 1, 4, 5, and 6."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 6: fabric tag reads 'Genuine' and 'MADE IN' consistent with seller title 'Made In Hong Kong' - Hong Kong was never a Coach manufacturing country"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.9,
                "missing_information": [
                    "No Coach creed patch visible in any interior view - none to request, bag has fabric tag instead",
                    "No hangtag, wordmark, or branded hardware to verify",
                    "No bottom\/side scale view, but sufficient to rule out Coach"
                ],
                "negative_evidence": [
                    "photo 1, photo 2, photo 4, photo 5: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
                    "photo 6: interior fabric tag reading 'Genuine MADE IN ...' consistent with Made in Hong Kong - incompatible with Coach country lines",
                    "photo 1, photo 2: zip-top pouch with center seam and reinforced corners does not match any vintage Coach catalog silhouette",
                    "photo 1, photo 2, photo 3: no turnlock, no solid-brass Coach hardware geometry, no bead-chain hangtag"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone metal coil zipper around top; photo 3: zipper slider stamped YKK with leather pull tab; no turnlock, no buckles, no dogleash clips",
                    "leather_description": "smooth tan\/beige leather with soft sheen, center seam front and back, reinforced corner patches; light creasing and surface wear but no glove-tanned patina characteristic of vintage Coach",
                    "lining_description": "photo 4, photo 5: largely unlined suede-back interior with leather-trimmed zip pocket with black coil zip; no fabric lining print, no creed patch",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even tone-matched stitching around top edge and center seam visible in photo 1 and photo 2",
                    "strap_construction": "no strap visible; appears to be a strapless zip pouch \/ clutch",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 4, photo 5: unlined suede-back interior is construction-compatible with older leather bags generally, but without any Coach identifier",
                    "photo 3: brass-tone zipper is consistent with vintage-era materials generally, but YKK alone is not a Coach identifier"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: no creed, no wordmark, Hong Kong origin, and zip-pouch silhouette with center seam and corner reinforcements is not a Coach catalog style",
                    "Condition: Good to Very Good; light surface soiling and creasing (photo 2), zipper functional in photos, interior shows wear but no major tears visible"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.5
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28777,
            "output_tokens": 845,
            "total_tokens": 29622,
            "estimated_cost_usd": 0.013539
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30090,
            "output_tokens": 1599,
            "total_tokens": 31689,
            "estimated_cost_usd": 0.007297
        }
    ]
}