Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.4,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.1,
    "confidence": 0.895,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 9,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: metallic gold textile body and decorative clasp do not resemble Coach's typical glove-tanned leather construction.",
        "photo 4: interior shows shiny synthetic lining and a generic snap\/clasp arrangement, with no visible Coach creed or identifier.",
        "photo 1: long chain strap and ornate horizontal clasp are not recognizable as a Coach classic turnlock design.",
        "photo 2: rear exterior has no visible Coach wordmark, carriage, hangtag, or other brand marking.",
        "photo 1: gold glitter fabric body, not smooth glove-tanned cowhide",
        "photo 1, photo 4: bar-and-snap clasp, not Coach turnlock geometry",
        "photo 4, photo 6: peach satin flap facing and cream synthetic lining, not unlined suede",
        "photo 6: interior shows no creed patch on back wall",
        "photo 1-6: no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 2, photo 3: thin gold-tone chain strap, not leather strap with brass dogleash clips"
    ],
    "missing_information": [
        "photo 1-6: no close-up photograph of any interior label, sewn-in brand tag, or maker mark.",
        "photo 4: interior pockets and seams are partially visible, but no label or serial area is shown clearly.",
        "photo 1, 3: clasp and chain attachment close-ups would help identify the maker and construction.",
        "maker \/ brand label inside pocket not shown close-up",
        "exterior bottom \/ corners close-up not shown",
        "hardware engravings \/ zipper brand not shown"
    ],
    "authenticity_concerns": [
        "photo 1 and photo 4: the synthetic metallic textile, shiny lining, and generic decorative hardware are inconsistent with a typical vintage Coach leather handbag.",
        "photo 1: no Coach-specific identifier is visible; this appears more likely to be a generic vintage evening bag than a Coach product.",
        "photo 1, photo 5: gold glitter \/ lame fabric body is inconsistent with vintage Coach glove-tanned leather",
        "photo 4, photo 6: snap closure and synthetic satin lining inconsistent with 1970s-1990s Coach classics which are unlined with turnlock"
    ],
    "possible_model_reasoning": [
        "The compact rectangular silhouette and chain strap fit a vintage evening or cocktail bag, but not a recognizable Coach catalog model.",
        "photo 3: ruler suggests approximately 9\u201310 inches wide and about 6 inches tall; dimensions support a small evening bag rather than a classic Coach leather style.",
        "Condition: Good to Very Good; visible creasing and wrinkling in the metallic exterior (photos 1, 2, 5), with no obvious major tears or broken hardware shown. Interior has visible discoloration or aging in the lining (photo 4).",
        "No Coach identifier visible in any of 6 photos despite interior view in photo 6 where creed would sit",
        "Materials (glitter fabric, satin lining), snap closure, and chain strap do not match any catalog Coach classic 1970s-1990s style",
        "Silhouette is evening clutch \/ chain shoulder, not City Bag, Dinky, Court, Willis or other classic; never list Coach model at 0.02",
        "Condition: Good to Very Good for evening use; fabric intact with no tears visible in photo 1-5, lining appears clean in photo 6, hardware tarnish unknown"
    ],
    "estimated_era": "unknown",
    "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: gold-tone chain strap and wide decorative horizontal clasp; photo 4: small round snap hardware. No Coach engraving is visible.",
        "leather_description": "photo 1: metallic textured textile or synthetic material; leather is not visibly evident.",
        "lining_description": "photo 4: shiny light-colored synthetic lining with a separate interior divider or pocket.",
        "strap_construction": "photo 1-3: long gold-tone chain shoulder strap attached at the upper sides.",
        "stitching_description": "photo 4-5: visible machine stitching appears generally even; no distinctive Coach construction is visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0056,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.55,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.18,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: metallic gold textile body and decorative clasp do not resemble Coach's typical glove-tanned leather construction.",
                    "photo 4: interior shows shiny synthetic lining and a generic snap\/clasp arrangement, with no visible Coach creed or identifier.",
                    "photo 1: long chain strap and ornate horizontal clasp are not recognizable as a Coach classic turnlock design.",
                    "photo 2: rear exterior has no visible Coach wordmark, carriage, hangtag, or other brand marking."
                ],
                "missing_information": [
                    "photo 1-6: no close-up photograph of any interior label, sewn-in brand tag, or maker mark.",
                    "photo 4: interior pockets and seams are partially visible, but no label or serial area is shown clearly.",
                    "photo 1, 3: clasp and chain attachment close-ups would help identify the maker and construction."
                ],
                "authenticity_concerns": [
                    "photo 1 and photo 4: the synthetic metallic textile, shiny lining, and generic decorative hardware are inconsistent with a typical vintage Coach leather handbag.",
                    "photo 1: no Coach-specific identifier is visible; this appears more likely to be a generic vintage evening bag than a Coach product."
                ],
                "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: gold-tone chain strap and wide decorative horizontal clasp; photo 4: small round snap hardware. No Coach engraving is visible.",
                    "leather_description": "photo 1: metallic textured textile or synthetic material; leather is not visibly evident.",
                    "lining_description": "photo 4: shiny light-colored synthetic lining with a separate interior divider or pocket.",
                    "strap_construction": "photo 1-3: long gold-tone chain shoulder strap attached at the upper sides.",
                    "stitching_description": "photo 4-5: visible machine stitching appears generally even; no distinctive Coach construction is visible."
                },
                "possible_model_reasoning": [
                    "The compact rectangular silhouette and chain strap fit a vintage evening or cocktail bag, but not a recognizable Coach catalog model.",
                    "photo 3: ruler suggests approximately 9\u201310 inches wide and about 6 inches tall; dimensions support a small evening bag rather than a classic Coach leather style.",
                    "Condition: Good to Very Good; visible creasing and wrinkling in the metallic exterior (photos 1, 2, 5), with no obvious major tears or broken hardware shown. Interior has visible discoloration or aging in the lining (photo 4)."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 5,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1, photo 5: gold glitter \/ lame fabric body is inconsistent with vintage Coach glove-tanned leather",
                    "photo 4, photo 6: snap closure and synthetic satin lining inconsistent with 1970s-1990s Coach classics which are unlined with turnlock"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 8,
                "image_quality_score": 0.68,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "maker \/ brand label inside pocket not shown close-up",
                    "exterior bottom \/ corners close-up not shown",
                    "hardware engravings \/ zipper brand not shown"
                ],
                "negative_evidence": [
                    "photo 1: gold glitter fabric body, not smooth glove-tanned cowhide",
                    "photo 1, photo 4: bar-and-snap clasp, not Coach turnlock geometry",
                    "photo 4, photo 6: peach satin flap facing and cream synthetic lining, not unlined suede",
                    "photo 6: interior shows no creed patch on back wall",
                    "photo 1-6: no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 2, photo 3: thin gold-tone chain strap, not leather strap with brass dogleash clips"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone thin chain shoulder strap and gold-tone bar clasp with oval snap; bright plated finish, not solid vintage brass turnlock",
                    "leather_description": "no leather visible; gold metallic glitter \/ lame woven fabric exterior",
                    "lining_description": "cream \/ off-white synthetic satin lining in main compartment and peach satin under flap, photo 4 and photo 6",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible; seams hidden by fabric, no contrast evaluation possible",
                    "strap_construction": "thin gold-tone metal chain, attached with round discs, photo 2 and photo 4",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any of 6 photos despite interior view in photo 6 where creed would sit",
                    "Materials (glitter fabric, satin lining), snap closure, and chain strap do not match any catalog Coach classic 1970s-1990s style",
                    "Silhouette is evening clutch \/ chain shoulder, not City Bag, Dinky, Court, Willis or other classic; never list Coach model at 0.02",
                    "Condition: Good to Very Good for evening use; fabric intact with no tears visible in photo 1-5, lining appears clean in photo 6, hardware tarnish unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.25
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17734,
            "output_tokens": 757,
            "total_tokens": 18491,
            "estimated_cost_usd": 0.00891
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18069,
            "output_tokens": 1317,
            "total_tokens": 19386,
            "estimated_cost_usd": 0.004667
        }
    ]
}