Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.64,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.765,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.855,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: leather clutch\/purse construction and compact approximately 8-by-10-inch silhouette are clearly visible.",
        "photo 1: brown leather patchwork with decorative zigzag stitching is visible.",
        "photo 1: leather clutch handbag of roughly 1970s style consistent with age claimed, but with no Coach-specific traits"
    ],
    "negative_evidence": [
        "photo 4: interior fabric label visibly reads \"GENUINE LEATHER\" and \"MADE IN HONG KONG,\" with no Coach wording.",
        "photo 4: the visible Hong Kong manufacturing label is inconsistent with a typical 1970s\u201380s Coach classic identification.",
        "photo 1: exterior has no visible Coach wordmark, carriage, creed patch, or recognizable Coach hardware.",
        "photo 2: interior appears fabric-lined and uses a non-Coach-looking metal zipper\/frame closure rather than a classic Coach turnlock.",
        "photo 3: construction and closure appear generic for a vintage leather clutch, not a documented Coach model.",
        "photo 4: interior fabric tag reads GENUINE LEATHER MADE IN HONG KONG - never a Coach country\/factory marking for this style",
        "photo 1: patchwork pieced leather with zig-zag stitching - no Coach catalog classic uses this construction",
        "photo 2, photo 3: dark synthetic fabric lining, not unlined suede-back glove-tanned leather expected for 1970s Coach",
        "photo 2, photo 3: silver-tone kisslock\/frame closure, no brass turnlock with Coach geometry",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag, no solid brass hardware visible"
    ],
    "missing_information": [
        "photo 1-3: underside, back, and side views are not provided.",
        "photo 2-4: no clear close-up of all hardware or zipper pulls.",
        "photo 2-4: no separate view of any interior pockets, seams, or additional labels.",
        "seller-stated 1970s dating is not independently verifiable from the photos.",
        "No Coach creed patch visible in interior views - request straight-on interior wall photos to confirm absence",
        "No exterior back\/bottom\/scale views, but sufficient to rule out Coach construction"
    ],
    "authenticity_concerns": [
        "photo 4: the visible Made in Hong Kong label and generic construction provide no evidence of Coach manufacture.",
        "photo 1-4: no Coach identifier is visible; this should be treated as a non-Coach generic leather clutch rather than a Coach candidate."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the patchwork clutch silhouette, fabric lining, Hong Kong label, and zipper\/frame construction are generic and do not correspond to the listed classic Coach models.",
        "Seller's \"70's\" dating is treated only as weak listing evidence; no Coach-era creed, serial, Cashin label, or Coach hardware is visible.",
        "Condition: Good\/Fair range; exterior creasing and worn interior\/closure seam areas are visible in photos 1-4, while bottom and full exterior wear are not documented.",
        "No Coach model fits: patchwork construction, Hong Kong origin tag, fabric lining and frame closure are inconsistent with any 1970s-1990s Coach classic; Condition: Good to Very Good; leather supple with surface wrinkles (photo 1), interior lining intact (photo 2-3), no bottom\/corners 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 2-4: metal zipper\/frame components and pulls are visible; no Coach engraving is legible. Hardware appears silver-tone or darkened metal.",
        "leather_description": "photo 1: brown genuine-leather patchwork exterior with substantial wrinkles and wear; individual leather panels are joined with contrasting zigzag stitching.",
        "lining_description": "photo 2-4: dark fabric lining is visible, along with a sewn-in label reading \"GENUINE LEATHER\" and \"MADE IN HONG KONG.\"",
        "strap_construction": "not_visible - clutch with no strap shown",
        "stitching_description": "photo 1-4: prominent, fairly even zigzag decorative stitching joins the leather panels; some interior seam areas appear worn or irregular."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0022,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.68,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: leather clutch\/purse construction and compact approximately 8-by-10-inch silhouette are clearly visible.",
                    "photo 1: brown leather patchwork with decorative zigzag stitching is visible."
                ],
                "negative_evidence": [
                    "photo 4: interior fabric label visibly reads \"GENUINE LEATHER\" and \"MADE IN HONG KONG,\" with no Coach wording.",
                    "photo 4: the visible Hong Kong manufacturing label is inconsistent with a typical 1970s\u201380s Coach classic identification.",
                    "photo 1: exterior has no visible Coach wordmark, carriage, creed patch, or recognizable Coach hardware.",
                    "photo 2: interior appears fabric-lined and uses a non-Coach-looking metal zipper\/frame closure rather than a classic Coach turnlock.",
                    "photo 3: construction and closure appear generic for a vintage leather clutch, not a documented Coach model."
                ],
                "missing_information": [
                    "photo 1-3: underside, back, and side views are not provided.",
                    "photo 2-4: no clear close-up of all hardware or zipper pulls.",
                    "photo 2-4: no separate view of any interior pockets, seams, or additional labels.",
                    "seller-stated 1970s dating is not independently verifiable from the photos."
                ],
                "authenticity_concerns": [
                    "photo 4: the visible Made in Hong Kong label and generic construction provide no evidence of Coach manufacture.",
                    "photo 1-4: no Coach identifier is visible; this should be treated as a non-Coach generic leather clutch rather than a Coach candidate."
                ],
                "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 2-4: metal zipper\/frame components and pulls are visible; no Coach engraving is legible. Hardware appears silver-tone or darkened metal.",
                    "leather_description": "photo 1: brown genuine-leather patchwork exterior with substantial wrinkles and wear; individual leather panels are joined with contrasting zigzag stitching.",
                    "lining_description": "photo 2-4: dark fabric lining is visible, along with a sewn-in label reading \"GENUINE LEATHER\" and \"MADE IN HONG KONG.\"",
                    "strap_construction": "not_visible",
                    "stitching_description": "photo 1-4: prominent, fairly even zigzag decorative stitching joins the leather panels; some interior seam areas appear worn or irregular."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match: the patchwork clutch silhouette, fabric lining, Hong Kong label, and zipper\/frame construction are generic and do not correspond to the listed classic Coach models.",
                    "Seller's \"70's\" dating is treated only as weak listing evidence; no Coach-era creed, serial, Cashin label, or Coach hardware is visible.",
                    "Condition: Good\/Fair range; exterior creasing and worn interior\/closure seam areas are visible in photos 1-4, while bottom and full exterior wear are not documented."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No Coach creed patch visible in interior views - request straight-on interior wall photos to confirm absence",
                    "No exterior back\/bottom\/scale views, but sufficient to rule out Coach construction"
                ],
                "negative_evidence": [
                    "photo 4: interior fabric tag reads GENUINE LEATHER MADE IN HONG KONG - never a Coach country\/factory marking for this style",
                    "photo 1: patchwork pieced leather with zig-zag stitching - no Coach catalog classic uses this construction",
                    "photo 2, photo 3: dark synthetic fabric lining, not unlined suede-back glove-tanned leather expected for 1970s Coach",
                    "photo 2, photo 3: silver-tone kisslock\/frame closure, no brass turnlock with Coach geometry",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag, no solid brass hardware visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone kisslock\/frame clasp visible in photo 2 and photo 3; no brass turnlock, no stamped pulls",
                    "leather_description": "photo 1: medium brown smooth leather in irregular patchwork panels with prominent dark zig-zag stitching",
                    "lining_description": "photo 2, photo 3, photo 4: dark black\/brown woven synthetic fabric lining, quilted\/padded appearance",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1: contrasting dark zig-zag\/overlock stitching joining patchwork panels; not Coach straight matched stitching",
                    "strap_construction": "not_visible - clutch with no strap shown",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: leather clutch handbag of roughly 1970s style consistent with age claimed, but with no Coach-specific traits"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: patchwork construction, Hong Kong origin tag, fabric lining and frame closure are inconsistent with any 1970s-1990s Coach classic; Condition: Good to Very Good; leather supple with surface wrinkles (photo 1), interior lining intact (photo 2-3), no bottom\/corners shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.6
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17386,
            "output_tokens": 961,
            "total_tokens": 18347,
            "estimated_cost_usd": 0.009261
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17751,
            "output_tokens": 1218,
            "total_tokens": 18969,
            "estimated_cost_usd": 0.004525
        }
    ]
}