Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.87,
    "recommended_max_bid": 12,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 37.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag with top handle, removable shoulder strap, structured body, and multiple compartments.",
        "photo 1: Seller describes genuine leather, although this is not independently verifiable from the photos.",
        "photo 3: Interior compartments and zipper construction are visible."
    ],
    "negative_evidence": [
        "photo 1: No COACH wordmark, horse-and-carriage, creed patch, or recognizable vintage Coach hardware is visible.",
        "photo 1: Floral embossed leather and the multi-zip satchel construction do not correspond to the classic unlined glove-tanned Coach silhouettes shown in the reference catalog.",
        "photo 3: Interior is fully shown but has a dark fabric-lined, multi-compartment construction; no Coach creed or fabric brand tag is visible.",
        "photo 2: Hardware appears modern plated metal and the bag uses several zipper compartments rather than a vintage Coach turnlock design.",
        "photo 1: Listing uses brand-new marketing imagery and describes the item as brand new, which is inconsistent with a typical vintage Coach listing.",
        "photo 1-2: all-over rose floral embossing \/ tooled pattern never used on vintage Coach classics",
        "photo 2: silver-tone lobster clips, zipper and buckle - not solid brass vintage Coach hardware",
        "photo 3: black fabric lining with side zip pocket and middle zip divider - vintage classics are unlined suede-back glove-tanned",
        "photo 1-4: zip-top satchel silhouette with no turnlock, no creed patch, no COACH wordmark, no leather hangtag",
        "listing text: seller states Unbranded and Condition: Brand new with modern gift-ready mass-market description"
    ],
    "missing_information": [
        "A straight-on close-up of every interior wall, pocket seam, and any sewn-in brand or care label.",
        "Close-ups of zipper pulls, hardware, handle attachments, and stitching.",
        "Independent confirmation of leather type and country of manufacture.",
        "Photos of the actual item rather than only promotional\/catalog-style images.",
        "photo 3: interior wall \/ creed area not shown straight-on - no stamped leather patch visible",
        "photo 2: hardware brand stamps \/ zipper-pull markings not legible",
        "photo 1-4: hangtag faces \/ wordmark close-up not shown"
    ],
    "authenticity_concerns": [
        "The bag appears to be a modern unbranded leather satchel rather than a Coach product; no Coach identifier is visible.",
        "The floral embossed design, fabric-lined multi-compartment interior, and modern zipper-heavy construction are inconsistent with the classic vintage Coach population.",
        "The promotional imagery and brand-new condition provide no evidence of Coach manufacture.",
        "photo 1-4: no Coach identifiers present to authenticate; construction inconsistent with any vintage Coach era"
    ],
    "possible_model_reasoning": [
        "No Coach model is proposed because the visible construction does not match a documented Coach model and coach probability is very low.",
        "photo 3: The dark lining and multi-compartment zipper layout indicate a modern functional satchel, not a classic unlined Coach City Bag, Court, Willis, or Station.",
        "Condition: seller states brand new; photos are promotional and do not adequately show corners, interior wear, or the actual item's complete condition.",
        "Not a Coach silhouette: zip-top embossed floral satchel does not match any catalog style in 4.2 \/ 4.3",
        "Era reasoning: new mass-market construction, fabric lining, silver plated hardware = modern (2000s+), non-Coach",
        "Condition: New per seller text; bottom feet and hardware look unused in photo 1"
    ],
    "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: Multiple visible zipper tracks, small rings, clips, and rivet-like fittings in a light metallic\/brass-tone finish; no Coach engraving is legible. photo 2: Zipper and clip details are shown in promotional close-ups.",
        "leather_description": "photo 1: Brown\/tan leather-like body with prominent floral embossing and smooth polished side panels; exact material cannot be verified from photos.",
        "lining_description": "photo 3: Dark fabric-lined interior with multiple zippered and open compartments; no brand label or creed is visible.",
        "strap_construction": "photo 1: Removable top handle and removable adjustable crossbody strap attached with small clips; photo 4 shows a long adjustable strap with metal clips.",
        "stitching_description": "photo 1: Exterior seams appear machine-stitched and generally even, but fine stitch quality at stress points is not sufficiently visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0019,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag with top handle, removable shoulder strap, structured body, and multiple compartments.",
                    "photo 1: Seller describes genuine leather, although this is not independently verifiable from the photos.",
                    "photo 3: Interior compartments and zipper construction are visible."
                ],
                "negative_evidence": [
                    "photo 1: No COACH wordmark, horse-and-carriage, creed patch, or recognizable vintage Coach hardware is visible.",
                    "photo 1: Floral embossed leather and the multi-zip satchel construction do not correspond to the classic unlined glove-tanned Coach silhouettes shown in the reference catalog.",
                    "photo 3: Interior is fully shown but has a dark fabric-lined, multi-compartment construction; no Coach creed or fabric brand tag is visible.",
                    "photo 2: Hardware appears modern plated metal and the bag uses several zipper compartments rather than a vintage Coach turnlock design.",
                    "photo 1: Listing uses brand-new marketing imagery and describes the item as brand new, which is inconsistent with a typical vintage Coach listing."
                ],
                "missing_information": [
                    "A straight-on close-up of every interior wall, pocket seam, and any sewn-in brand or care label.",
                    "Close-ups of zipper pulls, hardware, handle attachments, and stitching.",
                    "Independent confirmation of leather type and country of manufacture.",
                    "Photos of the actual item rather than only promotional\/catalog-style images."
                ],
                "authenticity_concerns": [
                    "The bag appears to be a modern unbranded leather satchel rather than a Coach product; no Coach identifier is visible.",
                    "The floral embossed design, fabric-lined multi-compartment interior, and modern zipper-heavy construction are inconsistent with the classic vintage Coach population.",
                    "The promotional imagery and brand-new condition provide no evidence of 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 1: Multiple visible zipper tracks, small rings, clips, and rivet-like fittings in a light metallic\/brass-tone finish; no Coach engraving is legible. photo 2: Zipper and clip details are shown in promotional close-ups.",
                    "leather_description": "photo 1: Brown\/tan leather-like body with prominent floral embossing and smooth polished side panels; exact material cannot be verified from photos.",
                    "lining_description": "photo 3: Dark fabric-lined interior with multiple zippered and open compartments; no brand label or creed is visible.",
                    "strap_construction": "photo 1: Removable top handle and removable adjustable crossbody strap attached with small clips; photo 4 shows a long adjustable strap with metal clips.",
                    "stitching_description": "photo 1: Exterior seams appear machine-stitched and generally even, but fine stitch quality at stress points is not sufficiently visible."
                },
                "possible_model_reasoning": [
                    "No Coach model is proposed because the visible construction does not match a documented Coach model and coach probability is very low.",
                    "photo 3: The dark lining and multi-compartment zipper layout indicate a modern functional satchel, not a classic unlined Coach City Bag, Court, Willis, or Station.",
                    "Condition: seller states brand new; photos are promotional and do not adequately show corners, interior wear, or the actual item's complete condition."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 12,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-4: no Coach identifiers present to authenticate; construction inconsistent with any vintage Coach era"
                ],
                "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": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 3: interior wall \/ creed area not shown straight-on - no stamped leather patch visible",
                    "photo 2: hardware brand stamps \/ zipper-pull markings not legible",
                    "photo 1-4: hangtag faces \/ wordmark close-up not shown"
                ],
                "negative_evidence": [
                    "photo 1-2: all-over rose floral embossing \/ tooled pattern never used on vintage Coach classics",
                    "photo 2: silver-tone lobster clips, zipper and buckle - not solid brass vintage Coach hardware",
                    "photo 3: black fabric lining with side zip pocket and middle zip divider - vintage classics are unlined suede-back glove-tanned",
                    "photo 1-4: zip-top satchel silhouette with no turnlock, no creed patch, no COACH wordmark, no leather hangtag",
                    "listing text: seller states Unbranded and Condition: Brand new with modern gift-ready mass-market description"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone zip-top zipper, lobster-claw strap clips, buckle slider, side rivets and 4 bottom feet; plated modern hardware, not solid brass turnlock type",
                    "leather_description": "tan \/ cognac brown leather with all-over embossed rose floral pattern with reddish-green tinting",
                    "lining_description": "black fabric lining with side zippered pocket, middle zippered pocket and slip pockets visible in photo 3",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "edge stitching visible but not detailed in catalog graphics; no tight even Coach-type stitching observable",
                    "strap_construction": "short removable top handle on clips plus long adjustable removable crossbody shoulder strap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Not a Coach silhouette: zip-top embossed floral satchel does not match any catalog style in 4.2 \/ 4.3",
                    "Era reasoning: new mass-market construction, fabric lining, silver plated hardware = modern (2000s+), non-Coach",
                    "Condition: New per seller text; bottom feet and hardware look unused in photo 1"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "output_tokens": 896,
            "total_tokens": 18620,
            "estimated_cost_usd": 0.00924
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18237,
            "output_tokens": 1271,
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}