Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.05,
    "vintage_probability": 0.15,
    "authenticity_confidence": 0.055,
    "image_quality_score": 0.73,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.78,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 15,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: leather tote silhouette with substantial leather construction and brass-tone rings\/fasteners",
        "photo 4: interior zip pocket and visible leather-and-fabric construction"
    ],
    "negative_evidence": [
        "photo 1: no visible COACH wordmark, horse-and-carriage, or recognizable Coach turnlock",
        "photo 1: pebbled leather, prominent contrasting white stitching, and large utility-style exterior pocket are not strongly characteristic of classic vintage Coach",
        "photo 3: blue-and-white striped fabric lining is visible, but no Coach creed patch or fabric brand label is shown",
        "photo 4: interior construction and zipper hardware appear generic; no Coach identifier is visible",
        "photo 5: large exterior pocket and strap attachments resemble a contemporary casual tote more than a documented classic Coach model",
        "photo 1,2,4,5: no Coach creed patch, wordmark, horse-and-carriage, or hangtag visible anywhere",
        "photo 3,6: fully lined with blue-white striped cotton\/poly fabric with interior zip pocket - vintage Coach classics are unlined suede-back glove-tanned, not striped-lined",
        "photo 1,2,5: large exterior snap-flap pocket with exposed rivets\/snaps and side buckle-strap + O-ring - no matching vintage Coach catalog silhouette (City Bag, Willis, Court, Station, Duffle Sac, etc.)",
        "photo 4,5: riveted fixed shoulder handles, contrast off-white stitching, panelled construction and pebbled distressed leather finish inconsistent with 1970s-1990s Coach glove-tanned construction",
        "photo 4: mixed\/dull brass-tone hardware with no Coach turnlock geometry; turnlock absent"
    ],
    "missing_information": [
        "photo 3\/photo 4: clear straight-on photographs of every interior wall and pocket, especially any hidden leather creed patch",
        "photo 3\/photo 4: close-up of all interior fabric labels or sewn tags",
        "photo 1\/photo 5: close-up of zipper pulls, rings, snaps, and any embossed markings",
        "photo 1\/photo 5: bottom, corners, side panels, and full strap construction",
        "seller-stated dimensions are only partially shown; provide width, height, and depth",
        "photo of any interior leather creed patch or brand stamp in raking light - none visible in photos 3 and 6",
        "photo of hardware engravings \/ zipper-pull brand marks",
        "bottom and side views to assess corners and shape"
    ],
    "authenticity_concerns": [
        "No Coach identifier is visible despite several interior and exterior views.",
        "The visible construction is more consistent with a generic or other-brand contemporary leather tote than with a catalogued vintage Coach classic.",
        "The blue-and-white striped lining and contrasting white topstitching cannot establish Coach manufacture and may indicate a different maker."
    ],
    "possible_model_reasoning": [
        "The tote is not a close match for the listed classic Coach City Bag, Willis, Court, Station, or Duffle Sac silhouettes because it has a large utility-style exterior pocket, fixed riveted handles, striped fabric lining, and no visible Coach closure or creed.",
        "The photographs support a generic secondhand leather tote assessment rather than a specific Coach model.",
        "Condition: Good; visible creasing, surface darkening\/variation, and general wear are present in photos 1, 2, and 5. Interior condition is only partly shown; odor, mold, and bottom wear remain unknown.",
        "No Coach model fits: size ~19in tall per tape in photo 1, snap-flap front pocket, back zip pocket, riveted handles and striped lining match no Classic glove-tanned era style",
        "Era reasoning: fabric lining, casual contrast stitching, rivet construction and tote form indicate modern (2000s+) non-Coach rustic\/vintage-style tote, not pre-2000 Coach",
        "Condition: Good to Very Good; leather intact with general wear\/softening and soiling, no visible tears or corner blowouts, but bottom\/corners not fully 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": false,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1\/photo 5: brass-tone rings, rivets, snaps, and a small buckle-like strap fitting are visible; no readable branding is visible.",
        "leather_description": "photo 1\/photo 2\/photo 5: brown\/taupe pebbled leather with substantial wrinkling and visible wear or creasing.",
        "lining_description": "photo 3\/photo 4\/photo 6: blue-and-white striped fabric lining with interior zippered compartments; no label or creed is visible.",
        "strap_construction": "photo 5: fixed leather handles\/straps attached with rivets; additional strap hardware is visible, but the full strap arrangement is not shown.",
        "stitching_description": "photo 1\/photo 2\/photo 5: contrasting light thread with generally even double-row stitching, though some lines appear wavy around pockets and seams."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0008,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.08,
                "vintage_probability": 0.18,
                "authenticity_confidence": 0.08,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: leather tote silhouette with substantial leather construction and brass-tone rings\/fasteners",
                    "photo 4: interior zip pocket and visible leather-and-fabric construction"
                ],
                "negative_evidence": [
                    "photo 1: no visible COACH wordmark, horse-and-carriage, or recognizable Coach turnlock",
                    "photo 1: pebbled leather, prominent contrasting white stitching, and large utility-style exterior pocket are not strongly characteristic of classic vintage Coach",
                    "photo 3: blue-and-white striped fabric lining is visible, but no Coach creed patch or fabric brand label is shown",
                    "photo 4: interior construction and zipper hardware appear generic; no Coach identifier is visible",
                    "photo 5: large exterior pocket and strap attachments resemble a contemporary casual tote more than a documented classic Coach model"
                ],
                "missing_information": [
                    "photo 3\/photo 4: clear straight-on photographs of every interior wall and pocket, especially any hidden leather creed patch",
                    "photo 3\/photo 4: close-up of all interior fabric labels or sewn tags",
                    "photo 1\/photo 5: close-up of zipper pulls, rings, snaps, and any embossed markings",
                    "photo 1\/photo 5: bottom, corners, side panels, and full strap construction",
                    "seller-stated dimensions are only partially shown; provide width, height, and depth"
                ],
                "authenticity_concerns": [
                    "No Coach identifier is visible despite several interior and exterior views.",
                    "The visible construction is more consistent with a generic or other-brand contemporary leather tote than with a catalogued vintage Coach classic.",
                    "The blue-and-white striped lining and contrasting white topstitching cannot establish Coach manufacture and may indicate a different maker."
                ],
                "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\/photo 5: brass-tone rings, rivets, snaps, and a small buckle-like strap fitting are visible; no readable branding is visible.",
                    "leather_description": "photo 1\/photo 2\/photo 5: brown\/taupe pebbled leather with substantial wrinkling and visible wear or creasing.",
                    "lining_description": "photo 3\/photo 4\/photo 6: blue-and-white striped fabric lining with interior zippered compartments; no label or creed is visible.",
                    "strap_construction": "photo 5: fixed leather handles\/straps attached with rivets; additional strap hardware is visible, but the full strap arrangement is not shown.",
                    "stitching_description": "photo 1\/photo 2\/photo 5: contrasting light thread with generally even double-row stitching, though some lines appear wavy around pockets and seams."
                },
                "possible_model_reasoning": [
                    "The tote is not a close match for the listed classic Coach City Bag, Willis, Court, Station, or Duffle Sac silhouettes because it has a large utility-style exterior pocket, fixed riveted handles, striped fabric lining, and no visible Coach closure or creed.",
                    "The photographs support a generic secondhand leather tote assessment rather than a specific Coach model.",
                    "Condition: Good; visible creasing, surface darkening\/variation, and general wear are present in photos 1, 2, and 5. Interior condition is only partly shown; odor, mold, and bottom wear remain unknown."
                ],
                "confidence": 0.78,
                "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": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.68,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo of any interior leather creed patch or brand stamp in raking light - none visible in photos 3 and 6",
                    "photo of hardware engravings \/ zipper-pull brand marks",
                    "bottom and side views to assess corners and shape"
                ],
                "negative_evidence": [
                    "photo 1,2,4,5: no Coach creed patch, wordmark, horse-and-carriage, or hangtag visible anywhere",
                    "photo 3,6: fully lined with blue-white striped cotton\/poly fabric with interior zip pocket - vintage Coach classics are unlined suede-back glove-tanned, not striped-lined",
                    "photo 1,2,5: large exterior snap-flap pocket with exposed rivets\/snaps and side buckle-strap + O-ring - no matching vintage Coach catalog silhouette (City Bag, Willis, Court, Station, Duffle Sac, etc.)",
                    "photo 4,5: riveted fixed shoulder handles, contrast off-white stitching, panelled construction and pebbled distressed leather finish inconsistent with 1970s-1990s Coach glove-tanned construction",
                    "photo 4: mixed\/dull brass-tone hardware with no Coach turnlock geometry; turnlock absent"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone O-ring, dome rivets\/snaps, side buckle, back zipper with leather pull tab; dull\/antiqued tone, no turnlock, no visible COACH stamping",
                    "leather_description": "medium tan\/brown pebbled distressed leather, soft slouchy hand, visible grain and patina\/wear",
                    "lining_description": "blue and white narrow striped woven fabric lining with interior zip pocket, visible in photo 3 and photo 6",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "contrasting off-white thread, double-row topstitching on panels and pocket flap, even but casual workwear style",
                    "strap_construction": "two fixed shoulder handles riveted to top band with two rivets each; no detachable dogleash clips or buckle adjustment visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: size ~19in tall per tape in photo 1, snap-flap front pocket, back zip pocket, riveted handles and striped lining match no Classic glove-tanned era style",
                    "Era reasoning: fabric lining, casual contrast stitching, rivet construction and tote form indicate modern (2000s+) non-Coach rustic\/vintage-style tote, not pre-2000 Coach",
                    "Condition: Good to Very Good; leather intact with general wear\/softening and soiling, no visible tears or corner blowouts, but bottom\/corners not fully shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.12
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28767,
            "output_tokens": 906,
            "total_tokens": 29673,
            "estimated_cost_usd": 0.013681
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30079,
            "output_tokens": 1412,
            "total_tokens": 31491,
            "estimated_cost_usd": 0.007145
        }
    ]
}