Vintage Coach Hunter

{
    "is_handbag_probability": 0.97,
    "coach_probability": 0.02,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.64,
    "seller_misidentification_probability": 0.5,
    "confidence": 0.865,
    "recommended_max_bid": 8.5,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: handbag and matching wristlet are clearly visible, but the purple repeating motifs are generic\/brand-evoking symbols rather than Coach's paired, mirror-symmetric Signature C pattern.",
        "photo 2: close view shows no legible COACH wordmark, horse-and-carriage, creed patch, or Coach hangtag.",
        "photo 3: interior is fabric-lined with a repeating herringbone pattern, unlike the unlined glove-tanned construction of many classic vintage Coach bags.",
        "photo 4: care label visibly states MADE IN CHINA; the bag's construction and decorative print appear modern rather than vintage Coach.",
        "photo 1: hardware and drawstring construction do not show identifiable Coach-specific details.",
        "photo 1, photo 2, photo 5: yellow body with purple all-over flower\/diamond\/circle print - not Coach Signature C pairing, alignment or colors",
        "photo 3: grey herringbone synthetic fabric lining with slip pocket, not unlined suede-back glove-tanned leather",
        "photo 4: white fabric care tag reading Do not bleach \/ Do not wash \/ MADE IN CHINA - no leather creed patch, no No. serial, no COACH wordmark",
        "photo 1-6: no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible",
        "photo 1-3: drawstring bucket with metal eyelets, braided top handle and thin detachable strap - construction and coated faux-grain material unlike 1970s-1990s Coach classics"
    ],
    "missing_information": [
        "photo 3: a clearer, fully emptied interior view and all interior pockets\/seams should be provided to confirm there is no hidden brand label or fabric style tag.",
        "photo 1: close-ups of all hardware, zipper pulls, wristlet attachments, and strap clips could confirm whether any maker marks exist.",
        "photo 1: bottom, back, and side views are not fully shown.",
        "Seller-provided measurements and material composition are not provided.",
        "No creed patch visible in any photo - close-up of interior pocket wall would confirm absence",
        "No hardware brand stamps legible - turnlock absent so not applicable",
        "No further views needed to change Coach assessment; bottom and scale views would help generic valuation only"
    ],
    "authenticity_concerns": [
        "photo 1: the repeating purple motifs imitate luxury monogram styling but are not Coach Signature C branding; this is consistent with a generic or lookalike bag.",
        "photo 3: the visible MADE IN CHINA label and synthetic-looking patterned lining do not support a vintage Coach identification.",
        "photo 2: no Coach identifier is visible despite close-up views of the exterior.",
        "photo 1, photo 2, photo 5: all-over purple monogram-like print on yellow evokes LV-style motif, not Coach C-pairing - brand-evoking motif with no Coach identifier",
        "photo 3: fabric herringbone lining and coated faux-feel body inconsistent with vintage Coach unlined glove-tanned construction",
        "photo 4: generic white care tag MADE IN CHINA with no creed patch, no No. line, no COACH wordmark"
    ],
    "possible_model_reasoning": [
        "The bucket\/drawstring silhouette is a generic modern bucket bag, not enough to match a Coach catalog style.",
        "The matching wristlet and repeated purple decorative symbols suggest a coordinated fashion accessory set rather than a vintage Coach classic.",
        "Condition: approximately Good to Very Good from the visible exterior; the bag appears used but no major tears are clearly visible. Bottom, corners, and full interior condition are incompletely shown.",
        "Bucket drawstring silhouette superficially resembles Coach bucket\/duffle family but hardware, lining, material and print do not match any catalog style (e.g. Duffle Sac 9085, Equestrian Bucket 9806)",
        "No creed, no serial decode possible, no era markers for Coach; Made in China care tag is generic modern fast-fashion type",
        "Condition: Good to Very Good for generic use - surface appears intact in photos 1-2,5, interior appears clean in photo 3, but focus and lighting limit grading"
    ],
    "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: metal eyelets and small strap clips are visible; no Coach engraving is legible. The drawstring closure has paired leather cords and a central leather keeper.",
        "leather_description": "photo 1: yellow material has a pebbled, coated or synthetic-looking surface; genuine leather composition is not established from photos.",
        "lining_description": "photo 3: gray herringbone-pattern fabric lining with a dark interior compartment and a visible care label; label states MADE IN CHINA.",
        "strap_construction": "photo 1: detachable narrow shoulder strap with metal clips; top handle is braided or woven yellow material.",
        "stitching_description": "photo 2: visible perimeter stitching appears fairly regular, but image lighting and resolution limit detailed construction assessment."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0344,
    "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": 0.97,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: handbag and matching wristlet are clearly visible, but the purple repeating motifs are generic\/brand-evoking symbols rather than Coach's paired, mirror-symmetric Signature C pattern.",
                    "photo 2: close view shows no legible COACH wordmark, horse-and-carriage, creed patch, or Coach hangtag.",
                    "photo 3: interior is fabric-lined with a repeating herringbone pattern, unlike the unlined glove-tanned construction of many classic vintage Coach bags.",
                    "photo 4: care label visibly states MADE IN CHINA; the bag's construction and decorative print appear modern rather than vintage Coach.",
                    "photo 1: hardware and drawstring construction do not show identifiable Coach-specific details."
                ],
                "missing_information": [
                    "photo 3: a clearer, fully emptied interior view and all interior pockets\/seams should be provided to confirm there is no hidden brand label or fabric style tag.",
                    "photo 1: close-ups of all hardware, zipper pulls, wristlet attachments, and strap clips could confirm whether any maker marks exist.",
                    "photo 1: bottom, back, and side views are not fully shown.",
                    "Seller-provided measurements and material composition are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: the repeating purple motifs imitate luxury monogram styling but are not Coach Signature C branding; this is consistent with a generic or lookalike bag.",
                    "photo 3: the visible MADE IN CHINA label and synthetic-looking patterned lining do not support a vintage Coach identification.",
                    "photo 2: no Coach identifier is visible despite close-up views of the exterior."
                ],
                "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: metal eyelets and small strap clips are visible; no Coach engraving is legible. The drawstring closure has paired leather cords and a central leather keeper.",
                    "leather_description": "photo 1: yellow material has a pebbled, coated or synthetic-looking surface; genuine leather composition is not established from photos.",
                    "lining_description": "photo 3: gray herringbone-pattern fabric lining with a dark interior compartment and a visible care label; label states MADE IN CHINA.",
                    "strap_construction": "photo 1: detachable narrow shoulder strap with metal clips; top handle is braided or woven yellow material.",
                    "stitching_description": "photo 2: visible perimeter stitching appears fairly regular, but image lighting and resolution limit detailed construction assessment."
                },
                "possible_model_reasoning": [
                    "The bucket\/drawstring silhouette is a generic modern bucket bag, not enough to match a Coach catalog style.",
                    "The matching wristlet and repeated purple decorative symbols suggest a coordinated fashion accessory set rather than a vintage Coach classic.",
                    "Condition: approximately Good to Very Good from the visible exterior; the bag appears used but no major tears are clearly visible. Bottom, corners, and full interior condition are incompletely shown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 7,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1, photo 2, photo 5: all-over purple monogram-like print on yellow evokes LV-style motif, not Coach C-pairing - brand-evoking motif with no Coach identifier",
                    "photo 3: fabric herringbone lining and coated faux-feel body inconsistent with vintage Coach unlined glove-tanned construction",
                    "photo 4: generic white care tag MADE IN CHINA with no creed patch, no No. line, no COACH wordmark"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.5,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No creed patch visible in any photo - close-up of interior pocket wall would confirm absence",
                    "No hardware brand stamps legible - turnlock absent so not applicable",
                    "No further views needed to change Coach assessment; bottom and scale views would help generic valuation only"
                ],
                "negative_evidence": [
                    "photo 1, photo 2, photo 5: yellow body with purple all-over flower\/diamond\/circle print - not Coach Signature C pairing, alignment or colors",
                    "photo 3: grey herringbone synthetic fabric lining with slip pocket, not unlined suede-back glove-tanned leather",
                    "photo 4: white fabric care tag reading Do not bleach \/ Do not wash \/ MADE IN CHINA - no leather creed patch, no No. serial, no COACH wordmark",
                    "photo 1-6: no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible",
                    "photo 1-3: drawstring bucket with metal eyelets, braided top handle and thin detachable strap - construction and coated faux-grain material unlike 1970s-1990s Coach classics"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone eyelets for drawstring, gold-tone lobster\/dogleash-type clips for detachable strap, drawstring cord with metal-tipped ends; bright plated tone, not solid vintage brass; no COACH stamping visible",
                    "leather_description": "mustard-yellow coated material with purple printed monogram-like motifs; even pebbled faux-grain appearance consistent with PU\/coated PVC, not matte glove-tanned cowhide",
                    "lining_description": "photo 3: light grey herringbone-pattern woven synthetic lining with interior slip pocket; not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "edge stitching visible on wristlet and trim in photos 1,2,6; straight but with painted edges and thin trim, not vintage Coach heavy thread on thick leather",
                    "strap_construction": "braided yellow top handle plus thin detachable flat crossbody strap with lobster clip and buckle adjustment; wristlet strap on matching zip wallet",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Bucket drawstring silhouette superficially resembles Coach bucket\/duffle family but hardware, lining, material and print do not match any catalog style (e.g. Duffle Sac 9085, Equestrian Bucket 9806)",
                    "No creed, no serial decode possible, no era markers for Coach; Made in China care tag is generic modern fast-fashion type",
                    "Condition: Good to Very Good for generic use - surface appears intact in photos 1-2,5, interior appears clean in photo 3, but focus and lighting limit grading"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 25539,
            "output_tokens": 811,
            "total_tokens": 26350,
            "estimated_cost_usd": 0.012162
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 26872,
            "output_tokens": 1649,
            "total_tokens": 28521,
            "estimated_cost_usd": 0.006694
        }
    ]
}