Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.01,
    "vintage_probability": 0.375,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.8,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.915,
    "recommended_max_bid": 9,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 37.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag or clutch with a beaded exterior and zippered opening.",
        "photo 2: Multicolor wooden-bead construction is visible across the exterior."
    ],
    "negative_evidence": [
        "photo 1: The bag is covered in multicolor wood beads rather than Coach's characteristic leather, canvas, or suede construction.",
        "photo 2: No COACH wordmark, horse-and-carriage emblem, creed patch, leather hangtag, or recognizable Coach hardware is visible.",
        "photo 3: The interior is black fabric with a zipper opening; no Coach identification label or creed is visible.",
        "photo 1: The beaded clutch design is inconsistent with the vintage Coach model catalog.",
        "photo 1, photo 2: body and handles made entirely of multi-color wood beads on fabric tape, not glove-tanned leather",
        "photo 1, photo 2, photo 3: no solid brass hardware, no turnlock, no leather hangtag, no COACH wordmark or horse-and-carriage visible",
        "photo 3: dark fabric lining with top zip, not unlined suede-back glove-tanned leather of vintage Coach classics",
        "photo 1-3: beaded clutch construction is an excluded material class per skill - beads, not leather handbag"
    ],
    "missing_information": [
        "A clear interior-label photograph would help document the maker, although the visible construction is already inconsistent with Coach.",
        "Photos of the reverse and any attached label or closure detail are not provided.",
        "photo 1-3: no creed patch, Coach wordmark, hangtag, or leather anywhere visible - no further Coach-specific photos would change material exclusion",
        "photo 3: interior brand label \/ maker mark not shown, zipper brand stamp not legible"
    ],
    "authenticity_concerns": [
        "photo 1: This appears to be a beaded vintage-style clutch, not a Coach product; the seller's Schonanek\/Czechoslovakia attribution is not independently verifiable from the photos.",
        "photo 3: No maker label or brand identifier is visible, so the exact maker and claimed 1930s date cannot be confirmed."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match because the bag is a beaded clutch rather than a leather or Coach signature-canvas handbag.",
        "The seller's stated 1930s Schonanek\/Czechoslovakia description is listing text only and is not confirmed by a visible label or date mark.",
        "Condition appears approximately Good to Very Good from the visible photos: beads are largely present, but the reverse, seams, and any bead loss are not fully documented.",
        "No Coach model fits: all vintage Coach is leather (glove-tanned) with brass hardware and creed; this is a wood-bead bag with zip top and fabric lining, consistent with seller-described Czechoslovakian beaded bag, not any catalog style in section 4",
        "Era: material and form exclude Coach era table; labeled non-Coach modern for output purposes, actual age of beads cannot be dated from photos alone",
        "Condition: Good to Very Good for beaded vintage - beads appear largely intact and complete in photo 1-2, fabric shows light wear at handle interior photo 3, full integrity of stringing not verifiable from photos"
    ],
    "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 3: Zipper closure with small metal teeth and pull; no Coach-marked hardware is visible.",
        "leather_description": "photo 1: Exterior appears to be densely sewn multicolor wooden beads over a textile base, not leather.",
        "lining_description": "photo 3: Black textile lining is visible; no label is visible.",
        "strap_construction": "no detachable strap; integrated beaded top handles forming cut-out grips, photo 1 and photo 2",
        "stitching_description": "photo 1: Beads are arranged in rows and attached to a dark textile backing; detailed seam stitching is not visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0011,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.05,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag or clutch with a beaded exterior and zippered opening.",
                    "photo 2: Multicolor wooden-bead construction is visible across the exterior."
                ],
                "negative_evidence": [
                    "photo 1: The bag is covered in multicolor wood beads rather than Coach's characteristic leather, canvas, or suede construction.",
                    "photo 2: No COACH wordmark, horse-and-carriage emblem, creed patch, leather hangtag, or recognizable Coach hardware is visible.",
                    "photo 3: The interior is black fabric with a zipper opening; no Coach identification label or creed is visible.",
                    "photo 1: The beaded clutch design is inconsistent with the vintage Coach model catalog."
                ],
                "missing_information": [
                    "A clear interior-label photograph would help document the maker, although the visible construction is already inconsistent with Coach.",
                    "Photos of the reverse and any attached label or closure detail are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: This appears to be a beaded vintage-style clutch, not a Coach product; the seller's Schonanek\/Czechoslovakia attribution is not independently verifiable from the photos.",
                    "photo 3: No maker label or brand identifier is visible, so the exact maker and claimed 1930s date cannot be confirmed."
                ],
                "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 3: Zipper closure with small metal teeth and pull; no Coach-marked hardware is visible.",
                    "leather_description": "photo 1: Exterior appears to be densely sewn multicolor wooden beads over a textile base, not leather.",
                    "lining_description": "photo 3: Black textile lining is visible; no label is visible.",
                    "strap_construction": "not_visible",
                    "stitching_description": "photo 1: Beads are arranged in rows and attached to a dark textile backing; detailed seam stitching is not visible."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match because the bag is a beaded clutch rather than a leather or Coach signature-canvas handbag.",
                    "The seller's stated 1930s Schonanek\/Czechoslovakia description is listing text only and is not confirmed by a visible label or date mark.",
                    "Condition appears approximately Good to Very Good from the visible photos: beads are largely present, but the reverse, seams, and any bead loss are not fully documented."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 50
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.92,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.72,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1-3: no creed patch, Coach wordmark, hangtag, or leather anywhere visible - no further Coach-specific photos would change material exclusion",
                    "photo 3: interior brand label \/ maker mark not shown, zipper brand stamp not legible"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: body and handles made entirely of multi-color wood beads on fabric tape, not glove-tanned leather",
                    "photo 1, photo 2, photo 3: no solid brass hardware, no turnlock, no leather hangtag, no COACH wordmark or horse-and-carriage visible",
                    "photo 3: dark fabric lining with top zip, not unlined suede-back glove-tanned leather of vintage Coach classics",
                    "photo 1-3: beaded clutch construction is an excluded material class per skill - beads, not leather handbag"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone metal zipper around top opening, small ornate pull visible photo 3; no brass turnlock, buckles, D-rings or rivets",
                    "leather_description": "no leather visible; exterior is rows of dyed oval wood beads in red, tan, blue, green, black, yellow on dark fabric base",
                    "lining_description": "photo 3: dark navy\/black fabric lining inside zip compartment, no creed patch visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible; construction is beaded \/ woven, no leather stitching to assess",
                    "strap_construction": "no detachable strap; integrated beaded top handles forming cut-out grips, photo 1 and photo 2",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: all vintage Coach is leather (glove-tanned) with brass hardware and creed; this is a wood-bead bag with zip top and fabric lining, consistent with seller-described Czechoslovakian beaded bag, not any catalog style in section 4",
                    "Era: material and form exclude Coach era table; labeled non-Coach modern for output purposes, actual age of beads cannot be dated from photos alone",
                    "Condition: Good to Very Good for beaded vintage - beads appear largely intact and complete in photo 1-2, fabric shows light wear at handle interior photo 3, full integrity of stringing not verifiable from photos"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.01,
                "vintage_probability": 0.4
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 24104,
            "output_tokens": 746,
            "total_tokens": 24850,
            "estimated_cost_usd": 0.011432
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 25477,
            "output_tokens": 1474,
            "total_tokens": 26951,
            "estimated_cost_usd": 0.006275
        }
    ]
}