Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.03,
    "vintage_probability": 0.59,
    "authenticity_confidence": 0.035,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.36,
    "confidence": 0.78,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather handbag-sized clutch with a framed closure.",
        "photo 2: leather and brass-tone frame construction are compatible with older handbags generally."
    ],
    "negative_evidence": [
        "photo 1: no visible COACH wordmark, horse-and-carriage, hangtag, or other Coach identifier.",
        "photo 1: kisslock-style frame clutch does not match the classic Coach turnlock silhouettes shown in the reference catalog.",
        "photo 2: black fabric lining is visible; this is not the typical unlined suede-backed interior of many classic vintage Coach handbags.",
        "photo 1 and photo 4: leather has extensive wrinkling, cracking-like surface wear, and visible black marker\/sharpie touch-up, as disclosed by the seller.",
        "photo 2: the frame and clasp appear generic, with no legible Coach engraving.",
        "photo 1-6: no creed patch visible in interior views (photo 2,3)",
        "photo 1,5,6: plastic kisslock frame, not solid-brass turnlock \/ brass hardware",
        "photo 2,3: fabric-lined interior, not unlined suede-back glove-tanned leather",
        "photo 1-6: no COACH wordmark, horse-and-carriage, or leather hangtag visible",
        "photo 1-6: no turnlock present"
    ],
    "missing_information": [
        "photo 2: no creed patch or interior brand label is visible; request a fully emptied interior and close-up of every label or stamp.",
        "photo 1: back, bottom, side seams, and any exterior label are not shown.",
        "photo 2: request close-ups of all hardware markings, including the small marking near the frame hinge.",
        "photo 1: strap or wristlet construction is not shown; confirm whether one is present.",
        "photo 2: odor, mold, and functional condition of the clasp cannot be determined from photos.",
        "creed patch \/ interior brand stamp not shown - request straight-on interior wall and pocket photos",
        "exterior back, sides and bottom views not shown",
        "hardware stamps \/ Made-in label not shown"
    ],
    "authenticity_concerns": [
        "The visible construction is more consistent with a generic vintage framed clutch than with a Coach handbag.",
        "No Coach identifier is visible, and the lined kisslock design provides no specific Coach evidence.",
        "Seller's stated 1950s date is unverified by the photos.",
        "photo 1,5,6: black plastic kisslock frame inconsistent with 1970s-1990s solid-brass Coach hardware",
        "photo 2,3: black fabric lining inconsistent with unlined glove-tanned vintage Coach classics",
        "photo 1-6: no creed patch, COACH wordmark, or hangtag visible to support Coach manufacture"
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the kisslock frame, lined interior, and clutch proportions do not provide a specific catalog-style match.",
        "The construction may be mid-century or later, but the photos do not establish a reliable production era.",
        "Condition: Fair\/rehab; extensive leather wear and marker touch-up are visible, while the interior appears intact. Function of the clasp and any strap are not confirmed.",
        "10x7 in kisslock clutch with plastic frame and fabric lining does not match any catalog Coach classic silhouette, closure, or construction",
        "Cashin-era Coach did make kisslock clutches but with leather \/ metal frames, striped linings and NYC tags, none of which are visible here",
        "Condition: Good to Fair; corner leather worn through with color loss (photo 4) plus seller-disclosed sharpie touch-up; interior appears clean (photo 2,3) but bottom and full exterior not shown"
    ],
    "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 1-3: brass-tone rectangular clasp and surrounding dark molded-looking frame; no legible Coach engraving visible.",
        "leather_description": "photo 1 and photo 4: black leather with substantial wrinkling, creasing, surface wear, and shiny black marker\/sharpie touch-up in worn areas.",
        "lining_description": "photo 2-3: black fabric lining with an open central compartment; no brand label or creed visible.",
        "strap_construction": "no strap visible; clutch \/ frame purse with no detachable strap shown",
        "stitching_description": "photo 1 and photo 4: visible straight machine stitching on exterior leather panels, with heavy wrinkling and wear near the edges."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0168,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.68,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.68,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a leather handbag-sized clutch with a framed closure.",
                    "photo 2: leather and brass-tone frame construction are compatible with older handbags generally."
                ],
                "negative_evidence": [
                    "photo 1: no visible COACH wordmark, horse-and-carriage, hangtag, or other Coach identifier.",
                    "photo 1: kisslock-style frame clutch does not match the classic Coach turnlock silhouettes shown in the reference catalog.",
                    "photo 2: black fabric lining is visible; this is not the typical unlined suede-backed interior of many classic vintage Coach handbags.",
                    "photo 1 and photo 4: leather has extensive wrinkling, cracking-like surface wear, and visible black marker\/sharpie touch-up, as disclosed by the seller.",
                    "photo 2: the frame and clasp appear generic, with no legible Coach engraving."
                ],
                "missing_information": [
                    "photo 2: no creed patch or interior brand label is visible; request a fully emptied interior and close-up of every label or stamp.",
                    "photo 1: back, bottom, side seams, and any exterior label are not shown.",
                    "photo 2: request close-ups of all hardware markings, including the small marking near the frame hinge.",
                    "photo 1: strap or wristlet construction is not shown; confirm whether one is present.",
                    "photo 2: odor, mold, and functional condition of the clasp cannot be determined from photos."
                ],
                "authenticity_concerns": [
                    "The visible construction is more consistent with a generic vintage framed clutch than with a Coach handbag.",
                    "No Coach identifier is visible, and the lined kisslock design provides no specific Coach evidence.",
                    "Seller's stated 1950s date is unverified by the photos."
                ],
                "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 1-3: brass-tone rectangular clasp and surrounding dark molded-looking frame; no legible Coach engraving visible.",
                    "leather_description": "photo 1 and photo 4: black leather with substantial wrinkling, creasing, surface wear, and shiny black marker\/sharpie touch-up in worn areas.",
                    "lining_description": "photo 2-3: black fabric lining with an open central compartment; no brand label or creed visible.",
                    "strap_construction": "not_visible",
                    "stitching_description": "photo 1 and photo 4: visible straight machine stitching on exterior leather panels, with heavy wrinkling and wear near the edges."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match: the kisslock frame, lined interior, and clutch proportions do not provide a specific catalog-style match.",
                    "The construction may be mid-century or later, but the photos do not establish a reliable production era.",
                    "Condition: Fair\/rehab; extensive leather wear and marker touch-up are visible, while the interior appears intact. Function of the clasp and any strap are not confirmed."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1,5,6: black plastic kisslock frame inconsistent with 1970s-1990s solid-brass Coach hardware",
                    "photo 2,3: black fabric lining inconsistent with unlined glove-tanned vintage Coach classics",
                    "photo 1-6: no creed patch, COACH wordmark, or hangtag visible to support Coach manufacture"
                ],
                "authenticity_confidence": 0.04,
                "coach_probability": 0.03,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "creed patch \/ interior brand stamp not shown - request straight-on interior wall and pocket photos",
                    "exterior back, sides and bottom views not shown",
                    "hardware stamps \/ Made-in label not shown"
                ],
                "negative_evidence": [
                    "photo 1-6: no creed patch visible in interior views (photo 2,3)",
                    "photo 1,5,6: plastic kisslock frame, not solid-brass turnlock \/ brass hardware",
                    "photo 2,3: fabric-lined interior, not unlined suede-back glove-tanned leather",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, or leather hangtag visible",
                    "photo 1-6: no turnlock present"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "black plastic kisslock \/ clasp frame with brass-tone inner frame and bar clasp; not solid-brass Coach turnlock geometry",
                    "leather_description": "black leather with heavy grain, creasing and corner wear; seller states sharpie touch-up causing shiny areas, visible in photo 4",
                    "lining_description": "black fabric lining with interior slip pocket visible in photo 2,3",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight vertical panel seams visible in photo 1; no contrast or irregular stitching visible",
                    "strap_construction": "no strap visible; clutch \/ frame purse with no detachable strap shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "10x7 in kisslock clutch with plastic frame and fabric lining does not match any catalog Coach classic silhouette, closure, or construction",
                    "Cashin-era Coach did make kisslock clutches but with leather \/ metal frames, striped linings and NYC tags, none of which are visible here",
                    "Condition: Good to Fair; corner leather worn through with color loss (photo 4) plus seller-disclosed sharpie touch-up; interior appears clean (photo 2,3) but bottom and full exterior not shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.04,
                "vintage_probability": 0.5
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17735,
            "output_tokens": 939,
            "total_tokens": 18674,
            "estimated_cost_usd": 0.009348
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18069,
            "output_tokens": 1499,
            "total_tokens": 19568,
            "estimated_cost_usd": 0.004813
        }
    ]
}