Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.45,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.845,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.91,
    "recommended_max_bid": 11,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 3: Interior has a fabric lining and a small sewn label rather than a visible Coach creed patch.",
        "photo 4: Interior label clearly reads \"GENUINE EEL SKIN \/ MADE IN KOREA,\" identifying the material and origin as non-Coach evidence.",
        "photo 1: Exterior is glossy, vertically textured eel skin with decorative bow detailing, not typical vintage Coach glove-tanned cowhide.",
        "photo 4: Zipper hardware and lining are generic and provide no Coach branding.",
        "photo 1: No visible Coach wordmark, horse-and-carriage, or leather Coach hangtag.",
        "photo 1: The long thin removable strap and hinged clutch construction do not closely match the listed classic Coach silhouettes.",
        "photo 4: interior fabric tag reads GENUINE EEL SKIN MADE IN KOREA - not Coach leather, not Coach creed, Made in Korea is classic fake-marker for vintage-styled bags",
        "photo 1,2,5,6: body is glossy striped eel skin, not Coach glove-tanned cowhide",
        "photo 3: black patterned synthetic fabric lining, not unlined suede-back glove-tanned interior of vintage Coach classics",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 1,2: no turnlock, no solid brass hardware; hinged frame opening with thin strap, no catalog Coach silhouette match"
    ],
    "missing_information": [
        "photo 3: Full interior view and all pockets should be inspected for any additional brand or country labels.",
        "photo 1: Close-ups of strap attachment points and all hardware would help assess construction quality.",
        "photo 1: Bottom, side, and closure details are not fully documented.",
        "No Coach creed patch visible to request - interior already shown with non-Coach content label",
        "Bottom\/corners and strap attachment hardware not shown in close-up"
    ],
    "authenticity_concerns": [
        "photo 4: The visible Made in Korea eel-skin label is inconsistent with Coach identifiers and construction; this appears to be a non-Coach eel-skin bag rather than a Coach item.",
        "photo 3: Fabric lining and generic interior labeling provide no support for Coach manufacture."
    ],
    "possible_model_reasoning": [
        "photo 1: The approximately 12.5-by-7.5-inch hinged crossbody\/clutch format is a generic eel-skin evening or dress bag, not a recognizable Coach catalog model.",
        "photo 4: The sewn label's \"MADE IN KOREA\" origin and eel-skin material support a non-Coach identification.",
        "photo 1: Condition appears Good to Very Good overall, with substantial surface creasing and glossy wear visible on the eel skin; interior condition is only partly shown.",
        "No Coach model fits: eel-skin clutch\/crossbody with hinged top, fabric lining, Korea origin does not match any Classic glove-tanned catalog style (City, Willis, Court, Dinky, etc.)",
        "Serial decode: none - no No. line visible",
        "Era reasoning: eel-skin evening\/crossbody style with Made in Korea label suggests 1980s-1990s non-Coach manufacture, but labeled modern (2000s+), non-Coach per output vocabulary for non-Coach bags",
        "Condition: Very Good to Excellent; glossy surface intact with light creasing, no corner wear shown (photo 1,5,6), interior clean (photo 3), bottom not shown so capped"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "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": "photo 4: Dark zipper with a generic leather pull; no Coach engraving visible. photo 1: No visible turnlock or branded hardware.",
        "leather_description": "photo 1: Glossy black textured eel skin with vertical ridges and decorative stitched bow detail; the seller's label identifies it as genuine eel skin.",
        "lining_description": "photo 3: Black fabric lining with a patterned fabric section around the interior zip pocket.",
        "strap_construction": "photo 1: Thin black removable shoulder strap attached at the upper sides; appears suitable for crossbody or clutch use.",
        "stitching_description": "photo 2: Generally even visible stitching around the bow and upper trim, with no distinctive Coach construction identifiers."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0022,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 3: Interior has a fabric lining and a small sewn label rather than a visible Coach creed patch.",
                    "photo 4: Interior label clearly reads \"GENUINE EEL SKIN \/ MADE IN KOREA,\" identifying the material and origin as non-Coach evidence.",
                    "photo 1: Exterior is glossy, vertically textured eel skin with decorative bow detailing, not typical vintage Coach glove-tanned cowhide.",
                    "photo 4: Zipper hardware and lining are generic and provide no Coach branding.",
                    "photo 1: No visible Coach wordmark, horse-and-carriage, or leather Coach hangtag.",
                    "photo 1: The long thin removable strap and hinged clutch construction do not closely match the listed classic Coach silhouettes."
                ],
                "missing_information": [
                    "photo 3: Full interior view and all pockets should be inspected for any additional brand or country labels.",
                    "photo 1: Close-ups of strap attachment points and all hardware would help assess construction quality.",
                    "photo 1: Bottom, side, and closure details are not fully documented."
                ],
                "authenticity_concerns": [
                    "photo 4: The visible Made in Korea eel-skin label is inconsistent with Coach identifiers and construction; this appears to be a non-Coach eel-skin bag rather than a Coach item.",
                    "photo 3: Fabric lining and generic interior labeling provide no support for Coach manufacture."
                ],
                "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 4: Dark zipper with a generic leather pull; no Coach engraving visible. photo 1: No visible turnlock or branded hardware.",
                    "leather_description": "photo 1: Glossy black textured eel skin with vertical ridges and decorative stitched bow detail; the seller's label identifies it as genuine eel skin.",
                    "lining_description": "photo 3: Black fabric lining with a patterned fabric section around the interior zip pocket.",
                    "strap_construction": "photo 1: Thin black removable shoulder strap attached at the upper sides; appears suitable for crossbody or clutch use.",
                    "stitching_description": "photo 2: Generally even visible stitching around the bow and upper trim, with no distinctive Coach construction identifiers."
                },
                "possible_model_reasoning": [
                    "photo 1: The approximately 12.5-by-7.5-inch hinged crossbody\/clutch format is a generic eel-skin evening or dress bag, not a recognizable Coach catalog model.",
                    "photo 4: The sewn label's \"MADE IN KOREA\" origin and eel-skin material support a non-Coach identification.",
                    "photo 1: Condition appears Good to Very Good overall, with substantial surface creasing and glossy wear visible on the eel skin; interior condition is only partly shown."
                ],
                "confidence": 0.94,
                "recommended_max_bid": 10,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.78,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach creed patch visible to request - interior already shown with non-Coach content label",
                    "Bottom\/corners and strap attachment hardware not shown in close-up"
                ],
                "negative_evidence": [
                    "photo 4: interior fabric tag reads GENUINE EEL SKIN MADE IN KOREA - not Coach leather, not Coach creed, Made in Korea is classic fake-marker for vintage-styled bags",
                    "photo 1,2,5,6: body is glossy striped eel skin, not Coach glove-tanned cowhide",
                    "photo 3: black patterned synthetic fabric lining, not unlined suede-back glove-tanned interior of vintage Coach classics",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 1,2: no turnlock, no solid brass hardware; hinged frame opening with thin strap, no catalog Coach silhouette match"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no brass hardware visible; black zipper pull on interior zip pocket (photo 4); hinged frame opening, no turnlock, no buckles or dogleash clips shown",
                    "leather_description": "black genuine eel skin with glossy vertical striped panels and smooth leather trim at top with crossed detail (photo 1,2)",
                    "lining_description": "black patterned woven fabric lining with interior zip pocket (photo 3,4)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even edge stitching along top trim visible in photo 2, otherwise not shown in close-up",
                    "strap_construction": "thin black removable shoulder\/crossbody strap, narrow flat leather (photo 1)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: eel-skin clutch\/crossbody with hinged top, fabric lining, Korea origin does not match any Classic glove-tanned catalog style (City, Willis, Court, Dinky, etc.)",
                    "Serial decode: none - no No. line visible",
                    "Era reasoning: eel-skin evening\/crossbody style with Made in Korea label suggests 1980s-1990s non-Coach manufacture, but labeled modern (2000s+), non-Coach per output vocabulary for non-Coach bags",
                    "Condition: Very Good to Excellent; glossy surface intact with light creasing, no corner wear shown (photo 1,5,6), interior clean (photo 3), bottom not shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.55
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17778,
            "output_tokens": 885,
            "total_tokens": 18663,
            "estimated_cost_usd": 0.009235
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18114,
            "output_tokens": 1388,
            "total_tokens": 19502,
            "estimated_cost_usd": 0.004733
        }
    ]
}