Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.2,
    "vintage_probability": 0.575,
    "authenticity_confidence": 0.135,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.52,
    "confidence": 0.7,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: leather flap crossbody handbag with a turnlock closure and a suede-like interior, a construction category that can overlap with vintage Coach.",
        "photo 2: compact flap-and-strap silhouette and apparently substantial leather construction are compatible with some vintage Coach crossbody designs.",
        "photo 1, photo 2: black leather flap crossbody silhouette broadly similar to vintage flap bags",
        "photo 6: unlined suede-back interior consistent with vintage unlined construction",
        "photo 1, photo 2: brass-tone hardware and even stitching"
    ],
    "negative_evidence": [
        "photo 2: the turnlock is bright, highly reflective and appears plated\/silver-gold rather than the subdued solid-brass hardware typical of many vintage Coach classics.",
        "photo 2: the closure geometry is chunky and rounded, unlike the slimmer, more elegant vintage Coach turnlock geometry.",
        "photo 4: interior shows no visible Coach creed patch, wordmark, country line, or serial\/style number.",
        "photo 6: the interior construction and exposed suede panel do not show a recognizable Coach creed or model-specific layout.",
        "photo 1: seller title says Italy and 1980s, but no photographic Italian maker or Coach identifier is visible; seller text is unverified.",
        "photo 1-6: no creed-like stamped leather patch visible",
        "photo 1-6: no COACH wordmark or horse-and-carriage visible on bag, strap or hardware",
        "photo 2, photo 5: turnlock is chunky pill-shaped with vertical bar, not vintage Coach turnlock geometry",
        "photo 3, photo 4: thin strap appears fixed through slits with exterior rivets, not Coach buckle-adjustable or dogleash-clip construction",
        "photo 1-6: no leather hangtag or bead chain visible"
    ],
    "missing_information": [
        "photo 4\/6: straight-on close-up of the entire interior, including every interior wall and pocket, to confirm whether a creed or fabric label is present.",
        "photo 4\/6: close-up of any interior stamp, label, or country-of-origin marking.",
        "photo 1\/3: complete strap, attachment points, buckle holes, and both sides of any strap hardware.",
        "photo 2\/5: underside and back of the turnlock and any zipper or hardware markings.",
        "seller-stated dimensions and confirmation of whether the turnlock functions properly.",
        "creed patch straight-on in raking light and interior back wall \/ slip pocket where creed would sit - photo 6 shows suede interior but no patch in frame",
        "bottom view with all four corners and back\/interior emptied views",
        "turnlock back-plate, strap ends, rivets and any Made-in or hardware stamps",
        "seller-stated dimensions and scale cue for model match",
        "hangtag both faces if present"
    ],
    "authenticity_concerns": [
        "photo 2: bright plated-looking hardware and chunky turnlock are lookalike cues for an unbranded Coach-style bag.",
        "photo 1: visible edge finishing appears painted or heavily coated, which is less characteristic of classic unlined glove-tanned Coach construction.",
        "photo 4: no Coach identifier is visible in the available interior views; this prevents a Coach attribution and leaves a generic Italian leather bag as the more likely explanation.",
        "photo 2, photo 5: turnlock geometry is small chunky pill\/capsule with vertical bar, not the wide thin oval back-plate with slim rounded tab of vintage Coach",
        "photo 1-6: no Coach identifier visible - no creed patch, no wordmark, no horse-and-carriage, no hangtag, no hardware stamps"
    ],
    "possible_model_reasoning": [
        "The silhouette is broadly a small flap crossbody, but it does not provide enough Coach-specific detail to match confidently to a listed Coach model.",
        "The turnlock resembles a generic vintage-style closure more than a recognizable City Bag, Court, Willis, Dinky, or Stewardess closure.",
        "Estimated condition: Good\/Fair; scratches, edge wear, and strap-edge deterioration are visible in photos 1, 2, and 4. Interior odor, mold, and full bottom condition are unknown.",
        "Small flap crossbody size\/shape is closest to Dinky (9375) or Pocket Purse (9755) in proportions, but turnlock geometry, riveted slit strap attachment and absence of any creed\/wordmark do not fit Coach catalog; no serial decode possible",
        "Condition: Good; light scratches on flap photo 1-2, suede soiling photo 6, strap edge fraying photo 4, no bottom or full interior 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": true,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "Bright reflective rounded turnlock with a vertical rotating bar and rounded rectangular keeper; no visible engraving. Hardware tone appears mixed or ambiguous between gold and silver under the lighting.",
        "leather_description": "Black smooth leather or leather-like material with a glossy finish, visible scratches and surface wear; exact leather type cannot be confirmed.",
        "lining_description": "Interior appears suede-like and tan\/brown in photo 6, with no visible fabric label or creed patch.",
        "strap_construction": "Thin adjustable-looking leather shoulder strap attached at the upper sides; strap edges show wear and peeling\/fraying in photo 4.",
        "stitching_description": "Visible perimeter stitching is generally even but somewhat coarse; edge finishing is dark and coated, with wear visible around the flap and body."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.015,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.18,
                "vintage_probability": 0.55,
                "authenticity_confidence": 0.12,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.82,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: leather flap crossbody handbag with a turnlock closure and a suede-like interior, a construction category that can overlap with vintage Coach.",
                    "photo 2: compact flap-and-strap silhouette and apparently substantial leather construction are compatible with some vintage Coach crossbody designs."
                ],
                "negative_evidence": [
                    "photo 2: the turnlock is bright, highly reflective and appears plated\/silver-gold rather than the subdued solid-brass hardware typical of many vintage Coach classics.",
                    "photo 2: the closure geometry is chunky and rounded, unlike the slimmer, more elegant vintage Coach turnlock geometry.",
                    "photo 4: interior shows no visible Coach creed patch, wordmark, country line, or serial\/style number.",
                    "photo 6: the interior construction and exposed suede panel do not show a recognizable Coach creed or model-specific layout.",
                    "photo 1: seller title says Italy and 1980s, but no photographic Italian maker or Coach identifier is visible; seller text is unverified."
                ],
                "missing_information": [
                    "photo 4\/6: straight-on close-up of the entire interior, including every interior wall and pocket, to confirm whether a creed or fabric label is present.",
                    "photo 4\/6: close-up of any interior stamp, label, or country-of-origin marking.",
                    "photo 1\/3: complete strap, attachment points, buckle holes, and both sides of any strap hardware.",
                    "photo 2\/5: underside and back of the turnlock and any zipper or hardware markings.",
                    "seller-stated dimensions and confirmation of whether the turnlock functions properly."
                ],
                "authenticity_concerns": [
                    "photo 2: bright plated-looking hardware and chunky turnlock are lookalike cues for an unbranded Coach-style bag.",
                    "photo 1: visible edge finishing appears painted or heavily coated, which is less characteristic of classic unlined glove-tanned Coach construction.",
                    "photo 4: no Coach identifier is visible in the available interior views; this prevents a Coach attribution and leaves a generic Italian leather bag as the more likely explanation."
                ],
                "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": "Bright reflective rounded turnlock with a vertical rotating bar and rounded rectangular keeper; no visible engraving. Hardware tone appears mixed or ambiguous between gold and silver under the lighting.",
                    "leather_description": "Black smooth leather or leather-like material with a glossy finish, visible scratches and surface wear; exact leather type cannot be confirmed.",
                    "lining_description": "Interior appears suede-like and tan\/brown in photo 6, with no visible fabric label or creed patch.",
                    "strap_construction": "Thin adjustable-looking leather shoulder strap attached at the upper sides; strap edges show wear and peeling\/fraying in photo 4.",
                    "stitching_description": "Visible perimeter stitching is generally even but somewhat coarse; edge finishing is dark and coated, with wear visible around the flap and body."
                },
                "possible_model_reasoning": [
                    "The silhouette is broadly a small flap crossbody, but it does not provide enough Coach-specific detail to match confidently to a listed Coach model.",
                    "The turnlock resembles a generic vintage-style closure more than a recognizable City Bag, Court, Willis, Dinky, or Stewardess closure.",
                    "Estimated condition: Good\/Fair; scratches, edge wear, and strap-edge deterioration are visible in photos 1, 2, and 4. Interior odor, mold, and full bottom condition are unknown."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 2, photo 5: turnlock geometry is small chunky pill\/capsule with vertical bar, not the wide thin oval back-plate with slim rounded tab of vintage Coach",
                    "photo 1-6: no Coach identifier visible - no creed patch, no wordmark, no horse-and-carriage, no hangtag, no hardware stamps"
                ],
                "authenticity_confidence": 0.15,
                "coach_probability": 0.22,
                "confidence": 0.62,
                "estimated_era": "unknown",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "creed patch straight-on in raking light and interior back wall \/ slip pocket where creed would sit - photo 6 shows suede interior but no patch in frame",
                    "bottom view with all four corners and back\/interior emptied views",
                    "turnlock back-plate, strap ends, rivets and any Made-in or hardware stamps",
                    "seller-stated dimensions and scale cue for model match",
                    "hangtag both faces if present"
                ],
                "negative_evidence": [
                    "photo 1-6: no creed-like stamped leather patch visible",
                    "photo 1-6: no COACH wordmark or horse-and-carriage visible on bag, strap or hardware",
                    "photo 2, photo 5: turnlock is chunky pill-shaped with vertical bar, not vintage Coach turnlock geometry",
                    "photo 3, photo 4: thin strap appears fixed through slits with exterior rivets, not Coach buckle-adjustable or dogleash-clip construction",
                    "photo 1-6: no leather hangtag or bead chain visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone turnlock with small oval base and thick vertical pill tab; tarnish\/wear visible in close-up photo 5; two small rivets on back panel photo 3",
                    "leather_description": "black smooth leather with light surface scratches and sheen, side gussets show edge wear; not clearly glove-tanned patina",
                    "lining_description": "unlined with tan suede-back visible in photo 6 under flap; soiling\/spotting on suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even dark stitching around flap edge visible photo 2, photo 5; no mismatched thread seen",
                    "strap_construction": "thin flat black leather crossbody strap threaded through side slits, no buckle adjustment or dogleash clips visible; fraying\/rough edges at side hole in photo 4",
                    "turnlock_present": true
                },
                "positive_evidence": [
                    "photo 1, photo 2: black leather flap crossbody silhouette broadly similar to vintage flap bags",
                    "photo 6: unlined suede-back interior consistent with vintage unlined construction",
                    "photo 1, photo 2: brass-tone hardware and even stitching"
                ],
                "possible_model_reasoning": [
                    "Small flap crossbody size\/shape is closest to Dinky (9375) or Pocket Purse (9755) in proportions, but turnlock geometry, riveted slit strap attachment and absence of any creed\/wordmark do not fit Coach catalog; no serial decode possible",
                    "Condition: Good; light scratches on flap photo 1-2, suede soiling photo 6, strap edge fraying photo 4, no bottom or full interior shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.22,
                "vintage_probability": 0.6
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28781,
            "output_tokens": 902,
            "total_tokens": 29683,
            "estimated_cost_usd": 0.013677
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30094,
            "output_tokens": 1710,
            "total_tokens": 31804,
            "estimated_cost_usd": 0.007387
        }
    ]
}