Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.035,
    "vintage_probability": 0.485,
    "authenticity_confidence": 0.035,
    "image_quality_score": 0.705,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.745,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 15,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a small shoulder handbag with a zip-top opening and adjustable shoulder strap",
        "photo 5: exterior appears to use genuine-looking snakeskin or snakeskin-like textured panels with leather trim"
    ],
    "negative_evidence": [
        "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, hangtag, or signature Coach construction cue",
        "photo 1: thin strap, zip-top silhouette, and exotic-skin panel construction do not closely match the listed classic vintage Coach models",
        "photo 5: panel edges and surface treatment appear fashion-bag construction rather than the smooth glove-tanned leather typical of many vintage Coach classics",
        "listing text: seller identifies the bag only as Vintage and does not provide a Coach identifier",
        "photo 1: body is pink snakeskin\/exotic panels with pink leather trim, not glove-tanned cowhide",
        "photo 1,5: zip-top closure with no turnlock of any geometry",
        "photos 1-6: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
        "seller text states 'Super soft and lightweight' - mild counter-evidence to heavy classic glove-tanned Coach",
        "photos 1-6: small 8x4.5x2.5 in zip mini shoulder silhouette does not match catalog classic turnlock styles"
    ],
    "missing_information": [
        "photo 1-6: interior is not shown; request a fully emptied interior, including the back wall, pockets, lining label, and any creed or brand stamp",
        "photo 1-6: request close-ups of zipper pull, strap attachments, underside, bottom corners, and any interior or exterior labels",
        "photo 1-6: material should be confirmed as genuine snakeskin versus embossed or synthetic leather",
        "photo of emptied interior and lining - interior never shown",
        "photo of creed patch \/ interior leather patch or fabric tags straight-on in raking light",
        "close-up of zipper pull brand stamp and hardware tone",
        "close-up of strap attachments and stitching",
        "photo of bottom and corners for condition grading"
    ],
    "authenticity_concerns": [
        "photo 1-6: no Coach identifier is visible, so the bag should be treated as a generic vintage snakeskin-style handbag rather than a Coach candidate",
        "photo 1-6: the visible construction provides no evidence of a transplanted Coach creed or other replica-specific Coach feature"
    ],
    "possible_model_reasoning": [
        "photo 1: compact zip-top shoulder-bag proportions are not a recognizable Coach classic model and no style number is visible",
        "photo 1 and photo 5: exotic-skin paneling and bright pink color support a fashion or novelty vintage bag, but silhouette alone cannot identify a maker",
        "photo 1-6: interior and label views are missing, preventing a meaningful Coach model or era match",
        "Condition: visually Very Good based on intact exterior and strap in the supplied photos; interior, odor, lining, bottom, and hidden wear are unknown",
        "no serial decode possible - no number visible; seller provides no number",
        "no Coach model fits: zip-top snakeskin mini with thin strap lacks turnlock, dogleash clips, unlined glove-tanned construction and dimensions of Dinky (9375), Pocket Purse (9755), or other classics",
        "era cannot be dated by Coach identifiers; style and exotic finish suggest modern non-Coach fashion bag marketed as vintage",
        "Condition: seller states Excellent vintage condition; photos 1-5 show clean exterior with no obvious corner wear, but interior, bottom, strap fold and hardware function not shown so grade 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: small zipper closure and small metal strap attachments are visible; no Coach-branded or turnlock hardware is visible",
        "leather_description": "photo 1 and photo 5: pink textured snakeskin or snakeskin-like panels with pink leather-looking trim; exact material is not confirmed",
        "lining_description": "not_visible - interior never shown; seller states 'Beautiful lining'",
        "strap_construction": "photo 1 and photo 2: narrow adjustable shoulder strap with a small buckle\/slider and metal attachment rings",
        "stitching_description": "photo 1 and photo 5: visible vertical panel seams and perimeter stitching appear generally regular; detailed stitch quality is not sufficient for brand attribution"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0063,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.62,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a small shoulder handbag with a zip-top opening and adjustable shoulder strap",
                    "photo 5: exterior appears to use genuine-looking snakeskin or snakeskin-like textured panels with leather trim"
                ],
                "negative_evidence": [
                    "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, hangtag, or signature Coach construction cue",
                    "photo 1: thin strap, zip-top silhouette, and exotic-skin panel construction do not closely match the listed classic vintage Coach models",
                    "photo 5: panel edges and surface treatment appear fashion-bag construction rather than the smooth glove-tanned leather typical of many vintage Coach classics",
                    "listing text: seller identifies the bag only as Vintage and does not provide a Coach identifier"
                ],
                "missing_information": [
                    "photo 1-6: interior is not shown; request a fully emptied interior, including the back wall, pockets, lining label, and any creed or brand stamp",
                    "photo 1-6: request close-ups of zipper pull, strap attachments, underside, bottom corners, and any interior or exterior labels",
                    "photo 1-6: material should be confirmed as genuine snakeskin versus embossed or synthetic leather"
                ],
                "authenticity_concerns": [
                    "photo 1-6: no Coach identifier is visible, so the bag should be treated as a generic vintage snakeskin-style handbag rather than a Coach candidate",
                    "photo 1-6: the visible construction provides no evidence of a transplanted Coach creed or other replica-specific Coach feature"
                ],
                "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: small zipper closure and small metal strap attachments are visible; no Coach-branded or turnlock hardware is visible",
                    "leather_description": "photo 1 and photo 5: pink textured snakeskin or snakeskin-like panels with pink leather-looking trim; exact material is not confirmed",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1 and photo 2: narrow adjustable shoulder strap with a small buckle\/slider and metal attachment rings",
                    "stitching_description": "photo 1 and photo 5: visible vertical panel seams and perimeter stitching appear generally regular; detailed stitch quality is not sufficient for brand attribution"
                },
                "possible_model_reasoning": [
                    "photo 1: compact zip-top shoulder-bag proportions are not a recognizable Coach classic model and no style number is visible",
                    "photo 1 and photo 5: exotic-skin paneling and bright pink color support a fashion or novelty vintage bag, but silhouette alone cannot identify a maker",
                    "photo 1-6: interior and label views are missing, preventing a meaningful Coach model or era match",
                    "Condition: visually Very Good based on intact exterior and strap in the supplied photos; interior, odor, lining, bottom, and hidden wear are unknown"
                ],
                "confidence": 0.79,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.04,
                "coach_probability": 0.03,
                "confidence": 0.7,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo of emptied interior and lining - interior never shown",
                    "photo of creed patch \/ interior leather patch or fabric tags straight-on in raking light",
                    "close-up of zipper pull brand stamp and hardware tone",
                    "close-up of strap attachments and stitching",
                    "photo of bottom and corners for condition grading"
                ],
                "negative_evidence": [
                    "photo 1: body is pink snakeskin\/exotic panels with pink leather trim, not glove-tanned cowhide",
                    "photo 1,5: zip-top closure with no turnlock of any geometry",
                    "photos 1-6: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
                    "seller text states 'Super soft and lightweight' - mild counter-evidence to heavy classic glove-tanned Coach",
                    "photos 1-6: small 8x4.5x2.5 in zip mini shoulder silhouette does not match catalog classic turnlock styles"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "pink-tone zipper top; hardware brand, finish and pull stamp not_visible in photos",
                    "leather_description": "photo 1,5: pink snakeskin panels with smooth pink leather trim and bottom; not glove-tanned cowhide",
                    "lining_description": "not_visible - interior never shown; seller states 'Beautiful lining'",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 5: pink matched stitching along top and vertical trim; detail not close enough to assess evenness",
                    "strap_construction": "photo 1: thin fixed-length pink leather shoulder strap, ~18 in drop per seller, with small buckle-adjust detail near shoulder",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "no serial decode possible - no number visible; seller provides no number",
                    "no Coach model fits: zip-top snakeskin mini with thin strap lacks turnlock, dogleash clips, unlined glove-tanned construction and dimensions of Dinky (9375), Pocket Purse (9755), or other classics",
                    "era cannot be dated by Coach identifiers; style and exotic finish suggest modern non-Coach fashion bag marketed as vintage",
                    "Condition: seller states Excellent vintage condition; photos 1-5 show clean exterior with no obvious corner wear, but interior, bottom, strap fold and hardware function not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17752,
            "output_tokens": 818,
            "total_tokens": 18570,
            "estimated_cost_usd": 0.009064
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18091,
            "output_tokens": 1408,
            "total_tokens": 19499,
            "estimated_cost_usd": 0.004745
        }
    ]
}