Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.015,
    "vintage_probability": 0.05,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.87,
    "seller_misidentification_probability": 0.065,
    "confidence": 0.945,
    "recommended_max_bid": 12,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 3: Clearly a leather handbag with a shoulder strap and multiple compartments.",
        "photo 4: Interior brand label is legible as MARKOWSKY, not COACH.",
        "photo 4: Label states 'MADE IN CHINA' and identifies the body as genuine leather with a polyester lining."
    ],
    "negative_evidence": [
        "photo 3: Interior uses an all-over leopard-pattern synthetic lining with repeated Markowsky branding, not a Coach creed or classic Coach lining.",
        "photo 4: Sewn fabric label explicitly identifies the maker as MARKOWSKY.",
        "photo 5: Interior leather plaque is embossed MARKOWSKY, with no Coach wordmark or horse-and-carriage.",
        "photo 1: Silver-tone hardware and decorative gathered front construction do not resemble a classic vintage Coach turnlock model.",
        "photo 4: The visible China origin and modern construction are inconsistent with a pre-2000 vintage Coach classic.",
        "photo 3: interior lining is leopard-print polyester printed MAKOWSKY repeatedly - never Coach glove-tanned unlined interior",
        "photo 4: woven fabric tag reads B. MAKOWSKY MADE IN CHINA BODY: 100% GENUINE LEATHER LINING: 100% POLYESTER",
        "photo 5: interior leather plate embossed B. MAKOWSKY",
        "photo 1: silver-tone grommets, rings and zipper, knotted hobo strap, no brass turnlock, no COACH wordmark or hangtag",
        "photo 1, photo 2: slouchy zip-top hobo with front grommet gathers and rear slip pocket - not a Coach catalog silhouette"
    ],
    "missing_information": [
        "photo 1-2: Bottom and corner close-ups are not provided, limiting condition assessment.",
        "photo 3-6: No dedicated close-up of zipper-pull markings or hardware backs.",
        "photo 1-6: Seller-stated dimensions are not provided beyond the measuring-tape photos.",
        "bottom and corner close-ups to finalize condition grade"
    ],
    "authenticity_concerns": [
        "photo 4: The bag has explicit Markowsky branding rather than Coach branding; it is a non-Coach lookalike\/alternative brand, not an apparent Coach item.",
        "photo 3: The silver-tone decorative rings and gathered front are generic fashion-bag construction rather than identifiable Coach hardware.",
        "photo 3, photo 4, photo 5: bag is positively branded B. MAKOWSKY throughout - not a Coach identifier transplant",
        "photo 1: no Coach creed, wordmark, horse-and-carriage, turnlock or hangtag visible"
    ],
    "possible_model_reasoning": [
        "The silhouette is a slouchy shoulder hobo, but no Coach model is supported because the interior and exterior labels identify Markowsky.",
        "The bag is more consistent with a 2000s+ fashion leather hobo: China origin, polyester logo lining, silver-tone hardware, and contemporary decorative construction.",
        "Condition appears Good to Very Good from the visible photos: exterior is intact with normal creasing and some surface wear; bottom, corners, odor, and hidden interior wear remain incompletely assessed.",
        "No Coach creed, serial, wordmark, turnlock or hangtag in any photo; instead three separate B. MAKOWSKY brand marks in photo 3, photo 4, photo 5 identify maker as B. Makowsky Y2K hobo",
        "Construction - polyester logo lining, silver-tone grommet hardware, zip-top slouchy hobo - is inconsistent with vintage Coach glove-tanned unlined brass-turnlock classics",
        "Condition: Very Good to Good; leather looks intact with normal slouch in photo 1-2, interior clean in photo 3, bottom\/corners 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 1-2: Silver-tone rings, zipper teeth, rivets, and strap attachments; no Coach engraving visible. Decorative rings are not a Coach turnlock.",
        "leather_description": "photo 1-2: Black textured\/grained leather or leather-like exterior; photo 4: sewn label states the body is 100% genuine leather.",
        "lining_description": "photo 3-4: Brown-and-black leopard-pattern polyester lining with repeated Markowsky branding; label states 100% polyester lining.",
        "strap_construction": "photo 1-2: Single rounded shoulder strap attached through looped leather tabs and silver-tone rings; strap appears stitched and padded.",
        "stitching_description": "photo 1-2 and 5: Visible machine stitching is generally even, with some decorative gathered and panel seams."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0011,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.05,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.94,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 3: Clearly a leather handbag with a shoulder strap and multiple compartments.",
                    "photo 4: Interior brand label is legible as MARKOWSKY, not COACH.",
                    "photo 4: Label states 'MADE IN CHINA' and identifies the body as genuine leather with a polyester lining."
                ],
                "negative_evidence": [
                    "photo 3: Interior uses an all-over leopard-pattern synthetic lining with repeated Markowsky branding, not a Coach creed or classic Coach lining.",
                    "photo 4: Sewn fabric label explicitly identifies the maker as MARKOWSKY.",
                    "photo 5: Interior leather plaque is embossed MARKOWSKY, with no Coach wordmark or horse-and-carriage.",
                    "photo 1: Silver-tone hardware and decorative gathered front construction do not resemble a classic vintage Coach turnlock model.",
                    "photo 4: The visible China origin and modern construction are inconsistent with a pre-2000 vintage Coach classic."
                ],
                "missing_information": [
                    "photo 1-2: Bottom and corner close-ups are not provided, limiting condition assessment.",
                    "photo 3-6: No dedicated close-up of zipper-pull markings or hardware backs.",
                    "photo 1-6: Seller-stated dimensions are not provided beyond the measuring-tape photos."
                ],
                "authenticity_concerns": [
                    "photo 4: The bag has explicit Markowsky branding rather than Coach branding; it is a non-Coach lookalike\/alternative brand, not an apparent Coach item.",
                    "photo 3: The silver-tone decorative rings and gathered front are generic fashion-bag construction rather than identifiable Coach hardware."
                ],
                "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 1-2: Silver-tone rings, zipper teeth, rivets, and strap attachments; no Coach engraving visible. Decorative rings are not a Coach turnlock.",
                    "leather_description": "photo 1-2: Black textured\/grained leather or leather-like exterior; photo 4: sewn label states the body is 100% genuine leather.",
                    "lining_description": "photo 3-4: Brown-and-black leopard-pattern polyester lining with repeated Markowsky branding; label states 100% polyester lining.",
                    "strap_construction": "photo 1-2: Single rounded shoulder strap attached through looped leather tabs and silver-tone rings; strap appears stitched and padded.",
                    "stitching_description": "photo 1-2 and 5: Visible machine stitching is generally even, with some decorative gathered and panel seams."
                },
                "possible_model_reasoning": [
                    "The silhouette is a slouchy shoulder hobo, but no Coach model is supported because the interior and exterior labels identify Markowsky.",
                    "The bag is more consistent with a 2000s+ fashion leather hobo: China origin, polyester logo lining, silver-tone hardware, and contemporary decorative construction.",
                    "Condition appears Good to Very Good from the visible photos: exterior is intact with normal creasing and some surface wear; bottom, corners, odor, and hidden interior wear remain incompletely assessed."
                ],
                "confidence": 0.94,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 3, photo 4, photo 5: bag is positively branded B. MAKOWSKY throughout - not a Coach identifier transplant",
                    "photo 1: no Coach creed, wordmark, horse-and-carriage, turnlock or hangtag visible"
                ],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.95,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.8,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "bottom and corner close-ups to finalize condition grade"
                ],
                "negative_evidence": [
                    "photo 3: interior lining is leopard-print polyester printed MAKOWSKY repeatedly - never Coach glove-tanned unlined interior",
                    "photo 4: woven fabric tag reads B. MAKOWSKY MADE IN CHINA BODY: 100% GENUINE LEATHER LINING: 100% POLYESTER",
                    "photo 5: interior leather plate embossed B. MAKOWSKY",
                    "photo 1: silver-tone grommets, rings and zipper, knotted hobo strap, no brass turnlock, no COACH wordmark or hangtag",
                    "photo 1, photo 2: slouchy zip-top hobo with front grommet gathers and rear slip pocket - not a Coach catalog silhouette"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone metal: front grommets, shoulder-strap rings and collars, top zipper teeth; no turnlock, no brass, no COACH stamping visible",
                    "leather_description": "photo 1, photo 2: black pebbled genuine leather with slouchy drape, per tag 100% genuine leather",
                    "lining_description": "photo 3: brown-black leopard print 100% polyester with MAKOWSKY logo print, interior zip and slip pockets",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone straight stitching visible at panel seams and zip edge; no detailed close-up",
                    "strap_construction": "photo 1, photo 2: single fixed shoulder strap, knotted through metal rings at both ends with metal collars",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach creed, serial, wordmark, turnlock or hangtag in any photo; instead three separate B. MAKOWSKY brand marks in photo 3, photo 4, photo 5 identify maker as B. Makowsky Y2K hobo",
                    "Construction - polyester logo lining, silver-tone grommet hardware, zip-top slouchy hobo - is inconsistent with vintage Coach glove-tanned unlined brass-turnlock classics",
                    "Condition: Very Good to Good; leather looks intact with normal slouch in photo 1-2, interior clean in photo 3, bottom\/corners not shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.01,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 22343,
            "output_tokens": 906,
            "total_tokens": 23249,
            "estimated_cost_usd": 0.011112
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 23031,
            "output_tokens": 1632,
            "total_tokens": 24663,
            "estimated_cost_usd": 0.005912
        }
    ]
}