Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.375,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.815,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.895,
    "recommended_max_bid": 11,
    "estimated_resale_low": 15,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag with a flap, shoulder strap, and structured multi-compartment construction.",
        "photo 5: Interior label visibly reads \"GENUINE EEL SKIN\" and \"MADE IN KOREA,\" identifying the material and origin."
    ],
    "negative_evidence": [
        "photo 1: No visible Coach wordmark, horse-and-carriage emblem, or recognizable Coach branding.",
        "photo 2: The glossy purple eel-skin construction and pleated decorative flap do not match typical vintage Coach glove-tanned leather styles.",
        "photo 3: Interior uses plush fabric lining and multiple snap closures rather than the typical construction of classic unlined Coach leather bags.",
        "photo 5: The visible black fabric label identifies genuine eel skin made in Korea, not Coach.",
        "Listing description: Seller states eel skin and Made in Korea, consistent with the visible label but not with a Coach identification.",
        "photo 5: interior fabric tag reads GENUINE EEL SKIN MADE IN KOREA, not a Coach leather creed patch",
        "photo 1-2: glossy purple eel-skin exterior with fan stitching, not Coach glove-tanned cowhide",
        "photo 3-4: magnetic snap closure with suede-like purple lining, no turnlock, no brass turnlock geometry, no unlined glove-tanned suede back",
        "photo 3-4: thin crossbody strap with snap buttons, no brass dogleash clips, buckle slide, or dowel handle",
        "photo 1-5: no COACH wordmark, horse-and-carriage, leather creed, or leather hangtag visible"
    ],
    "missing_information": [
        "photo 1-5: No clear exterior back, bottom, or hardware close-up.",
        "photo 3-4: Matching coin purse is shown but its branding and construction are not clearly documented.",
        "A straight-on close-up of all labels and hardware would help identify the actual maker.",
        "No Coach creed patch visible in interior views (photos 3-5) - no further Coach-specific photos needed unless seller claims Coach",
        "Bottom and hardware close-ups not shown, but not needed for Coach determination"
    ],
    "authenticity_concerns": [
        "photo 5: The visible material\/origin label is inconsistent with a vintage Coach attribution; it identifies an eel-skin Korean-made bag.",
        "photo 1-5: No Coach identifier is visible, so the bag appears to be a non-Coach lookalike or unrelated vintage handbag rather than a Coach product.",
        "photo 5: 'GENUINE EEL SKIN MADE IN KOREA' fabric tag - Korea on a vintage-styled bag is a classic fake marker if claimed as Coach, and eel skin is inconsistent with vintage Coach glove-tanned cowhide",
        "photo 1-4: no Coach creed patch, wordmark, horse-and-carriage, or hangtag visible anywhere"
    ],
    "possible_model_reasoning": [
        "No Coach model is a plausible match: the eel-skin material, Korean-origin label, glossy decorative design, and fabric-lined multi-compartment construction do not correspond to the listed classic Coach silhouettes.",
        "Condition: Good to Very Good based on the photos; the exterior appears intact with some visible creasing and surface wear, while the interior and lining appear used but intact. Odor and hidden defects are unknown.",
        "Not a Coach silhouette, material, or construction: eel-skin clutch\/shoulder bag with magnetic snap and Korea tag does not match any catalog classic (City Bag, Willis, Court, Dinky, etc.)",
        "Era reasoning: eel-skin novelty bags common 1980s-1990s, but with Korea origin and modern construction labeled as modern (2000s+), non-Coach per output vocabulary",
        "Condition: Excellent to Like New appearance; glossy exterior intact (photo 2), interior clean (photo 4), seller states great condition with matching coin purse"
    ],
    "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": "photos 2-4: Small round gold-tone snap closures are visible inside; no Coach-engraved hardware or turnlock is visible.",
        "leather_description": "photos 1-2: Glossy, ribbed\/pleated purple eel skin with an exotic-skin pattern and reflective finish.",
        "lining_description": "photos 3-5: Plush purple fabric lining with several compartments and zippered pockets.",
        "strap_construction": "photos 1-2: Long narrow matching purple shoulder strap, apparently fixed or attached at the sides; detailed attachment hardware is not clearly visible.",
        "stitching_description": "photos 1-4: Visible machine stitching appears generally regular; close stress-point inspection is unavailable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0007,
    "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": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag with a flap, shoulder strap, and structured multi-compartment construction.",
                    "photo 5: Interior label visibly reads \"GENUINE EEL SKIN\" and \"MADE IN KOREA,\" identifying the material and origin."
                ],
                "negative_evidence": [
                    "photo 1: No visible Coach wordmark, horse-and-carriage emblem, or recognizable Coach branding.",
                    "photo 2: The glossy purple eel-skin construction and pleated decorative flap do not match typical vintage Coach glove-tanned leather styles.",
                    "photo 3: Interior uses plush fabric lining and multiple snap closures rather than the typical construction of classic unlined Coach leather bags.",
                    "photo 5: The visible black fabric label identifies genuine eel skin made in Korea, not Coach.",
                    "Listing description: Seller states eel skin and Made in Korea, consistent with the visible label but not with a Coach identification."
                ],
                "missing_information": [
                    "photo 1-5: No clear exterior back, bottom, or hardware close-up.",
                    "photo 3-4: Matching coin purse is shown but its branding and construction are not clearly documented.",
                    "A straight-on close-up of all labels and hardware would help identify the actual maker."
                ],
                "authenticity_concerns": [
                    "photo 5: The visible material\/origin label is inconsistent with a vintage Coach attribution; it identifies an eel-skin Korean-made bag.",
                    "photo 1-5: No Coach identifier is visible, so the bag appears to be a non-Coach lookalike or unrelated vintage handbag rather than a Coach product."
                ],
                "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": "photos 2-4: Small round gold-tone snap closures are visible inside; no Coach-engraved hardware or turnlock is visible.",
                    "leather_description": "photos 1-2: Glossy, ribbed\/pleated purple eel skin with an exotic-skin pattern and reflective finish.",
                    "lining_description": "photos 3-5: Plush purple fabric lining with several compartments and zippered pockets.",
                    "strap_construction": "photos 1-2: Long narrow matching purple shoulder strap, apparently fixed or attached at the sides; detailed attachment hardware is not clearly visible.",
                    "stitching_description": "photos 1-4: Visible machine stitching appears generally regular; close stress-point inspection is unavailable."
                },
                "possible_model_reasoning": [
                    "No Coach model is a plausible match: the eel-skin material, Korean-origin label, glossy decorative design, and fabric-lined multi-compartment construction do not correspond to the listed classic Coach silhouettes.",
                    "Condition: Good to Very Good based on the photos; the exterior appears intact with some visible creasing and surface wear, while the interior and lining appear used but intact. Odor and hidden defects are unknown."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 5: 'GENUINE EEL SKIN MADE IN KOREA' fabric tag - Korea on a vintage-styled bag is a classic fake marker if claimed as Coach, and eel skin is inconsistent with vintage Coach glove-tanned cowhide",
                    "photo 1-4: no Coach creed patch, wordmark, horse-and-carriage, or hangtag visible anywhere"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach creed patch visible in interior views (photos 3-5) - no further Coach-specific photos needed unless seller claims Coach",
                    "Bottom and hardware close-ups not shown, but not needed for Coach determination"
                ],
                "negative_evidence": [
                    "photo 5: interior fabric tag reads GENUINE EEL SKIN MADE IN KOREA, not a Coach leather creed patch",
                    "photo 1-2: glossy purple eel-skin exterior with fan stitching, not Coach glove-tanned cowhide",
                    "photo 3-4: magnetic snap closure with suede-like purple lining, no turnlock, no brass turnlock geometry, no unlined glove-tanned suede back",
                    "photo 3-4: thin crossbody strap with snap buttons, no brass dogleash clips, buckle slide, or dowel handle",
                    "photo 1-5: no COACH wordmark, horse-and-carriage, leather creed, or leather hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone magnetic snap (photo 3-4) and small zipper pulls; no turnlock, no solid brass Coach hardware, no stamped pulls visible",
                    "leather_description": "glossy purple genuine eel skin with vertical panels and diagonal fan detail on flap (photo 1-2)",
                    "lining_description": "purple suede-like \/ napped fabric lining throughout compartments (photo 3-4)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone straight stitching around flap edge and compartments, visible in photo 3-4",
                    "strap_construction": "thin matching purple eel-skin crossbody strap, snap-button attachment (photo 1, photo 3)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Not a Coach silhouette, material, or construction: eel-skin clutch\/shoulder bag with magnetic snap and Korea tag does not match any catalog classic (City Bag, Willis, Court, Dinky, etc.)",
                    "Era reasoning: eel-skin novelty bags common 1980s-1990s, but with Korea origin and modern construction labeled as modern (2000s+), non-Coach per output vocabulary",
                    "Condition: Excellent to Like New appearance; glossy exterior intact (photo 2), interior clean (photo 4), seller states great condition with matching coin purse"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.4
            }
        }
    ],
    "_usage": [
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            "output_tokens": 824,
            "total_tokens": 18092,
            "estimated_cost_usd": 0.008885
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17593,
            "output_tokens": 1523,
            "total_tokens": 19116,
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}