Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.705,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.84,
    "recommended_max_bid": 9,
    "estimated_resale_low": 10,
    "estimated_resale_high": 37.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the lot primarily shows nylon, satin-like, quilted synthetic, and pebbled-looking fashion bags rather than vintage glove-tanned Coach leather.",
        "photo 1: no visible Coach creed patch, horse-and-carriage, Coach wordmark, or recognizable vintage Coach hardware appears on the bags.",
        "photo 2: the black quilted bag uses a chain-and-strap design and silver-tone hardware, with no visible Coach identifier.",
        "photo 3: the black quilted bag has a generic fashion-bag construction and no visible creed or Coach branding.",
        "photo 4: the beige crossbody is a small multi-zip fashion bag with generic silver-tone zippers and no visible Coach identifier.",
        "photo 5: the black bag has a visible front plaque reading something other than COACH and appears to be synthetic\/nylon.",
        "photo 6: the same black bag has generic hardware and synthetic fabric construction, inconsistent with classic vintage Coach glove-tanned leather.",
        "photo 1: the listing is a mixed lot of assorted bags, including decorative beaded and fabric pieces, with no identifiable Coach item.",
        "photo 1: purple and pink crossbodies are nylon fabric with silver-tone zippers, not glove-tanned leather",
        "photo 1: white hobo and tan pouch appear faux\/pebbled synthetic with thin straps, no brass turnlock",
        "photo 1: sequin coin purse and embroidered tassel pouch are boho fast-fashion styles never made by Coach",
        "photo 2-3: black quilted shoulder bag is faux leather with silver chain-link shoulder detail and quilted stitching, not Coach construction",
        "photo 5-6: black nylon hobo has UTILITI brand plate visible, nylon body with faux-leather trim",
        "all photos: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no solid brass turnlock visible"
    ],
    "missing_information": [
        "photo 1: individual interior views of every bag are missing, especially the back wall, slip pockets, and seams where a creed or fabric tag could be located.",
        "photo 2: the black quilted bag's interior and all labels are not shown.",
        "photo 3: the black quilted bag's interior, bottom, and zipper-pull details are not shown.",
        "photo 4: the beige crossbody's interior and any sewn-in brand label are not shown.",
        "photo 5: the black nylon bag's interior and complete label details are not shown.",
        "photo 6: the black nylon bag's interior and any sewn-in brand label are not shown.",
        "photo 1: close-ups of all plaques, tags, and hardware would be needed to rule out an obscured Coach item.",
        "photo 1: interiors of all bags not shown, no creed patch views",
        "photo 1: no close-ups of hardware stamps, hangtags, or brand labels",
        "photo 2-6: interior lining and any brand tags not shown"
    ],
    "authenticity_concerns": [
        "photo 1: the visible materials and generic designs are lookalike\/fashion-bag cues, not evidence of a Coach-made vintage bag.",
        "photo 2: the quilted synthetic-looking construction and silver-tone chain hardware do not match the expected construction of a classic vintage Coach handbag.",
        "photo 5: the visible front plaque on the black bag appears to read something other than COACH, which weighs against Coach manufacture.",
        "photo 6: the black bag's nylon\/satin construction and generic branding are inconsistent with a vintage glove-tanned Coach classic."
    ],
    "possible_model_reasoning": [
        "photo 1: no Coach model is supportable from the exterior views; the lot contains multiple unrelated modern or fashion-style bags.",
        "photo 2: the quilted black shoulder bag is not a plausible vintage Coach model match because its construction and chain design differ from the cataloged classic Coach silhouettes.",
        "photo 5: the black nylon bag is a generic modern shoulder\/tote style, not a documented Coach model based on the visible plaque and construction.",
        "photo 1: condition appears generally usable but is only partially assessable; interiors, odors, lining condition, and complete bottoms are not shown. Overall lot condition: unknown to Very Good depending on individual item.",
        "No bag in the lot matches a Coach catalog silhouette, closure, or construction; all are nylon, faux-leather, sequin or embroidered modern styles",
        "No Coach hard identifiers visible in any photo despite adequate exterior views",
        "Visible UTILITI brand plate on black nylon hobo confirms non-Coach mall\/fast-fashion origin for at least one piece",
        "Condition: Good to Very Good used modern lot; no vintage glove-tanned patina or brass aging seen"
    ],
    "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: assorted generic zippers, silver-tone rings, chain straps, and small plaques are visible; no Coach-specific vintage turnlock is visible.",
        "leather_description": "photo 1: no clearly identifiable vintage glove-tanned Coach leather is visible; most bags appear fabric, nylon, satin-like, or synthetic.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: assorted thin shoulder and crossbody straps, including webbing and narrow synthetic straps; photo 2: chain-and-synthetic-strap construction is visible on the quilted bag.",
        "stitching_description": "photo 2: regular machine quilting and visible seams on the black bag; no distinctive Coach construction can be established."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0038,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the lot primarily shows nylon, satin-like, quilted synthetic, and pebbled-looking fashion bags rather than vintage glove-tanned Coach leather.",
                    "photo 1: no visible Coach creed patch, horse-and-carriage, Coach wordmark, or recognizable vintage Coach hardware appears on the bags.",
                    "photo 2: the black quilted bag uses a chain-and-strap design and silver-tone hardware, with no visible Coach identifier.",
                    "photo 3: the black quilted bag has a generic fashion-bag construction and no visible creed or Coach branding.",
                    "photo 4: the beige crossbody is a small multi-zip fashion bag with generic silver-tone zippers and no visible Coach identifier.",
                    "photo 5: the black bag has a visible front plaque reading something other than COACH and appears to be synthetic\/nylon.",
                    "photo 6: the same black bag has generic hardware and synthetic fabric construction, inconsistent with classic vintage Coach glove-tanned leather.",
                    "photo 1: the listing is a mixed lot of assorted bags, including decorative beaded and fabric pieces, with no identifiable Coach item."
                ],
                "missing_information": [
                    "photo 1: individual interior views of every bag are missing, especially the back wall, slip pockets, and seams where a creed or fabric tag could be located.",
                    "photo 2: the black quilted bag's interior and all labels are not shown.",
                    "photo 3: the black quilted bag's interior, bottom, and zipper-pull details are not shown.",
                    "photo 4: the beige crossbody's interior and any sewn-in brand label are not shown.",
                    "photo 5: the black nylon bag's interior and complete label details are not shown.",
                    "photo 6: the black nylon bag's interior and any sewn-in brand label are not shown.",
                    "photo 1: close-ups of all plaques, tags, and hardware would be needed to rule out an obscured Coach item."
                ],
                "authenticity_concerns": [
                    "photo 1: the visible materials and generic designs are lookalike\/fashion-bag cues, not evidence of a Coach-made vintage bag.",
                    "photo 2: the quilted synthetic-looking construction and silver-tone chain hardware do not match the expected construction of a classic vintage Coach handbag.",
                    "photo 5: the visible front plaque on the black bag appears to read something other than COACH, which weighs against Coach manufacture.",
                    "photo 6: the black bag's nylon\/satin construction and generic branding are inconsistent with a vintage glove-tanned Coach classic."
                ],
                "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: assorted generic zippers, silver-tone rings, chain straps, and small plaques are visible; no Coach-specific vintage turnlock is visible.",
                    "leather_description": "photo 1: no clearly identifiable vintage glove-tanned Coach leather is visible; most bags appear fabric, nylon, satin-like, or synthetic.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: assorted thin shoulder and crossbody straps, including webbing and narrow synthetic straps; photo 2: chain-and-synthetic-strap construction is visible on the quilted bag.",
                    "stitching_description": "photo 2: regular machine quilting and visible seams on the black bag; no distinctive Coach construction can be established."
                },
                "possible_model_reasoning": [
                    "photo 1: no Coach model is supportable from the exterior views; the lot contains multiple unrelated modern or fashion-style bags.",
                    "photo 2: the quilted black shoulder bag is not a plausible vintage Coach model match because its construction and chain design differ from the cataloged classic Coach silhouettes.",
                    "photo 5: the black nylon bag is a generic modern shoulder\/tote style, not a documented Coach model based on the visible plaque and construction.",
                    "photo 1: condition appears generally usable but is only partially assessable; interiors, odors, lining condition, and complete bottoms are not shown. Overall lot condition: unknown to Very Good depending on individual item."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.8,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 40,
                "estimated_resale_low": 15,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1: interiors of all bags not shown, no creed patch views",
                    "photo 1: no close-ups of hardware stamps, hangtags, or brand labels",
                    "photo 2-6: interior lining and any brand tags not shown"
                ],
                "negative_evidence": [
                    "photo 1: purple and pink crossbodies are nylon fabric with silver-tone zippers, not glove-tanned leather",
                    "photo 1: white hobo and tan pouch appear faux\/pebbled synthetic with thin straps, no brass turnlock",
                    "photo 1: sequin coin purse and embroidered tassel pouch are boho fast-fashion styles never made by Coach",
                    "photo 2-3: black quilted shoulder bag is faux leather with silver chain-link shoulder detail and quilted stitching, not Coach construction",
                    "photo 5-6: black nylon hobo has UTILITI brand plate visible, nylon body with faux-leather trim",
                    "all photos: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no solid brass turnlock visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone zippers, chain-link details, thin O-rings; no solid brass turnlock or brass dogleash clips visible",
                    "leather_description": "no glove-tanned leather visible; nylon fabric, sequins, embroidered textile, quilted faux-leather \/ synthetic pebbled material",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "casual machine stitching on nylon and faux leather; no tight even tone-on-tone vintage Coach stitching visible",
                    "strap_construction": "fabric crossbody straps, thin synthetic shoulder straps, chain-accent straps; no buckle-adjustable leather straps with brass slides",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No bag in the lot matches a Coach catalog silhouette, closure, or construction; all are nylon, faux-leather, sequin or embroidered modern styles",
                    "No Coach hard identifiers visible in any photo despite adequate exterior views",
                    "Visible UTILITI brand plate on black nylon hobo confirms non-Coach mall\/fast-fashion origin for at least one piece",
                    "Condition: Good to Very Good used modern lot; no vintage glove-tanned patina or brass aging seen"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
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            "output_tokens": 1070,
            "total_tokens": 24800,
            "estimated_cost_usd": 0.01206
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}