Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.92,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.92,
    "recommended_max_bid": 16.5,
    "estimated_resale_low": 17.5,
    "estimated_resale_high": 52.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 5: interior label reads \u201cGENUINE LEATHER \/ BORSE IN PELLE \/ MADE IN ITALY,\u201d with no Coach creed or Coach branding visible.",
        "photo 1: rectangular gold-tone turnlock is chunky and modern-looking rather than the elegant vintage Coach turnlock geometry.",
        "photos 1, 5, and 6: pebbled leather, bright plated gold-tone hardware, fabric lining, and modern zipper construction are inconsistent with classic vintage Coach construction.",
        "photo 2: seller promotional image labels the item as a new collection and shows multiple identical colorways, supporting a modern unbranded product rather than a vintage Coach bag.",
        "photo 6: detachable adjustable strap and hardware are modern and generic; no Coach hangtag or identifying stamp is visible.",
        "photo 5: interior label is GENUINE LEATHER BORSE IN PELLE MADE IN ITALY, no COACH wordmark, no creed paragraph, no No. number",
        "photo 1,4,5,6: no COACH wordmark, no horse-and-carriage, no hangtag visible on bag or straps",
        "photo 5: black fabric lining with zip pocket, not unlined suede-back glove-tanned classic interior",
        "photo 1,5,6: bright gold-tone plated rectangular twist-lock and zipper, not solid brass vintage turnlock geometry",
        "photo 2: new-collection multi-color lineup of identical bags indicates modern mass-produced retail item",
        "photo 3,4: zip-top vanity\/cosmetic-case silhouette with front slip pocket does not match any vintage Coach catalog style"
    ],
    "missing_information": [
        "Straight-on photo of every interior wall and pocket, including any hidden labels or tags.",
        "Close-up photos of zipper pulls, turnlock hardware, strap clips, and any stamps.",
        "Bottom, side, and corner photos to assess construction and condition.",
        "Proof of purchase or manufacturer documentation if the seller claims a specific brand or provenance.",
        "no Coach creed or serial to request - interior label already legible in photo 5 ruling out Coach"
    ],
    "authenticity_concerns": [
        "The visible interior label identifies generic Italian leather construction but does not identify Coach.",
        "The bag's modern lined construction and plated hardware do not fit the listed vintage Coach classic construction profiles.",
        "The prominent rectangular clasp and generic silhouette are common lookalike features and provide no Coach-specific evidence.",
        "photo 5: interior leather label reads GENUINE LEATHER BORSE IN PELLE MADE IN ITALY - not Coach creed wording, no No. line, no COACH wordmark",
        "photo 2: five identical bags in multiple colors under NEW COLLECTION sign indicates new current production, not vintage Coach"
    ],
    "possible_model_reasoning": [
        "No Coach model is supported because no creed, Coach wordmark, horse-and-carriage mark, hangtag, or serial\/style identifier is visible.",
        "The approximately 9 \u00d7 8 \u00d7 3 inch proportions and front-pocket crossbody layout are generic and could superficially resemble several modern bags, but silhouette alone is not evidence of Coach.",
        "Condition: Like New\/Mint based on clean promotional photographs with no visible wear; actual condition cannot be fully verified because the images appear staged or promotional.",
        "No Coach model fits: zip-top pouch with front turnlock slip pocket, fabric lining, modern Italian GENUINE LEATHER label and plated hardware are inconsistent with all vintage Coach classics",
        "Serial decode: none - no serial visible",
        "Era reasoning: modern new production per NEW COLLECTION display, fabric lining, plated hardware and current Italian-made generic label -> modern (2000s+), non-Coach",
        "Condition: New; appears unused display\/stock item with no wear visible in photo 1,5,6, staged retail photos"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": false,
        "turnlock_present": true,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "Visible rectangular gold-tone turnlock-style clasp, gold-tone zipper teeth, strap clips, buckles, and rivets; no Coach engraving visible.",
        "leather_description": "Visible brown\/cognac pebbled leather or leather-like material; seller states genuine Italian leather, and photo 5 shows a label reading \u201cGENUINE LEATHER \/ BORSE IN PELLE \/ MADE IN ITALY.\u201d",
        "lining_description": "Black fabric lining with an interior zip compartment visible in photo 5; not the unlined suede-backed interior typical of many vintage Coach classics.",
        "strap_construction": "Detachable adjustable shoulder strap with gold-tone clips, buckle, and additional short strap section; visible in photo 6.",
        "stitching_description": "Visible tone-matched machine stitching appears generally even; construction is modern and does not show distinctive Coach-specific details."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0004,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.96,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 5: interior label reads \u201cGENUINE LEATHER \/ BORSE IN PELLE \/ MADE IN ITALY,\u201d with no Coach creed or Coach branding visible.",
                    "photo 1: rectangular gold-tone turnlock is chunky and modern-looking rather than the elegant vintage Coach turnlock geometry.",
                    "photos 1, 5, and 6: pebbled leather, bright plated gold-tone hardware, fabric lining, and modern zipper construction are inconsistent with classic vintage Coach construction.",
                    "photo 2: seller promotional image labels the item as a new collection and shows multiple identical colorways, supporting a modern unbranded product rather than a vintage Coach bag.",
                    "photo 6: detachable adjustable strap and hardware are modern and generic; no Coach hangtag or identifying stamp is visible."
                ],
                "missing_information": [
                    "Straight-on photo of every interior wall and pocket, including any hidden labels or tags.",
                    "Close-up photos of zipper pulls, turnlock hardware, strap clips, and any stamps.",
                    "Bottom, side, and corner photos to assess construction and condition.",
                    "Proof of purchase or manufacturer documentation if the seller claims a specific brand or provenance."
                ],
                "authenticity_concerns": [
                    "The visible interior label identifies generic Italian leather construction but does not identify Coach.",
                    "The bag's modern lined construction and plated hardware do not fit the listed vintage Coach classic construction profiles.",
                    "The prominent rectangular clasp and generic silhouette are common lookalike features and provide no Coach-specific evidence."
                ],
                "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": true,
                    "hangtag_present": false,
                    "hardware_description": "Visible rectangular gold-tone turnlock-style clasp, gold-tone zipper teeth, strap clips, buckles, and rivets; no Coach engraving visible.",
                    "leather_description": "Visible brown\/cognac pebbled leather or leather-like material; seller states genuine Italian leather, and photo 5 shows a label reading \u201cGENUINE LEATHER \/ BORSE IN PELLE \/ MADE IN ITALY.\u201d",
                    "lining_description": "Black fabric lining with an interior zip compartment visible in photo 5; not the unlined suede-backed interior typical of many vintage Coach classics.",
                    "strap_construction": "Detachable adjustable shoulder strap with gold-tone clips, buckle, and additional short strap section; visible in photo 6.",
                    "stitching_description": "Visible tone-matched machine stitching appears generally even; construction is modern and does not show distinctive Coach-specific details."
                },
                "possible_model_reasoning": [
                    "No Coach model is supported because no creed, Coach wordmark, horse-and-carriage mark, hangtag, or serial\/style identifier is visible.",
                    "The approximately 9 \u00d7 8 \u00d7 3 inch proportions and front-pocket crossbody layout are generic and could superficially resemble several modern bags, but silhouette alone is not evidence of Coach.",
                    "Condition: Like New\/Mint based on clean promotional photographs with no visible wear; actual condition cannot be fully verified because the images appear staged or promotional."
                ],
                "confidence": 0.94,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 5: interior leather label reads GENUINE LEATHER BORSE IN PELLE MADE IN ITALY - not Coach creed wording, no No. line, no COACH wordmark",
                    "photo 2: five identical bags in multiple colors under NEW COLLECTION sign indicates new current production, not vintage Coach"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 60,
                "estimated_resale_low": 20,
                "image_quality_score": 0.88,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "no Coach creed or serial to request - interior label already legible in photo 5 ruling out Coach"
                ],
                "negative_evidence": [
                    "photo 5: interior label is GENUINE LEATHER BORSE IN PELLE MADE IN ITALY, no COACH wordmark, no creed paragraph, no No. number",
                    "photo 1,4,5,6: no COACH wordmark, no horse-and-carriage, no hangtag visible on bag or straps",
                    "photo 5: black fabric lining with zip pocket, not unlined suede-back glove-tanned classic interior",
                    "photo 1,5,6: bright gold-tone plated rectangular twist-lock and zipper, not solid brass vintage turnlock geometry",
                    "photo 2: new-collection multi-color lineup of identical bags indicates modern mass-produced retail item",
                    "photo 3,4: zip-top vanity\/cosmetic-case silhouette with front slip pocket does not match any vintage Coach catalog style"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated hardware: rectangular twist-lock on front pocket (photo 1,5,6), top zipper with gold teeth, D-rings and lobster\/dogleash-type strap clips, adjustable buckle on strap; shiny plated finish, not aged solid brass",
                    "leather_description": "brown pebbled grain leather, uniform cognac color, modern tumbled pebble finish (photo 1,5,6)",
                    "lining_description": "black fabric lining visible in photo 5 with interior zip pocket, not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even machine stitching in matched brown thread along pocket edge and trim (photo 1,5)",
                    "strap_construction": "photo 1,4,6: two detachable brown pebbled straps with gold clips - short shoulder strap and longer adjustable crossbody with buckle slider",
                    "turnlock_present": true
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: zip-top pouch with front turnlock slip pocket, fabric lining, modern Italian GENUINE LEATHER label and plated hardware are inconsistent with all vintage Coach classics",
                    "Serial decode: none - no serial visible",
                    "Era reasoning: modern new production per NEW COLLECTION display, fabric lining, plated hardware and current Italian-made generic label -> modern (2000s+), non-Coach",
                    "Condition: New; appears unused display\/stock item with no wear visible in photo 1,5,6, staged retail photos"
                ],
                "possible_models": [],
                "recommended_max_bid": 18,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 26384,
            "output_tokens": 882,
            "total_tokens": 27266,
            "estimated_cost_usd": 0.01267
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 27582,
            "output_tokens": 1581,
            "total_tokens": 29163,
            "estimated_cost_usd": 0.006781
        }
    ]
}