Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.765,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.88,
    "recommended_max_bid": 8,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Central clasp is a large, bright plated rectangular twist mechanism unlike the elegant solid-brass turnlocks typical of vintage Coach.",
        "photo 4: Zipper pull carries a small crown-like emblem, not a legible Coach wordmark or horse-and-carriage.",
        "photo 5: Interior has a printed synthetic lining with repeated generic monogram-like symbols, not a visible Coach creed or typical vintage Coach unlined suede interior.",
        "photos 1-6: The bag has a modern structured tote\/satchel construction with multiple zip compartments and padded handles, without visible Coach identifiers.",
        "listing text: Seller describes the item as unknown brand and mentions a crown emblem; this is weak evidence against Coach but is not independently determinative.",
        "photo 1: chunky rectangular twist-lock with bright plating and plastic protective film still on, geometry unlike vintage Coach turnlock",
        "photo 4: zipper pull stamped with crown emblem, not Talon\/YKK\/Coach hardware",
        "photo 5: grey printed polyester pocket lining with repeating crown\/DT monogram, not unlined glove-tanned suede or Coach lining",
        "photo 6: grey printed polyester main lining with same crown\/DT motif throughout",
        "photo 1-3: smooth uniform coated surface with sheen and rolled handles consistent with faux\/PU, not glove-tanned full-grain",
        "photos 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
    ],
    "missing_information": [
        "photo 1-6: No straight-on photograph of the full exterior back, bottom, and all corners.",
        "photo 1-6: No close-up of any interior brand label, sewn tag, or creed patch; none is visible in the provided interior views.",
        "photo 1-6: Country-of-origin tag, zipper-brand markings, and complete hardware details are not shown.",
        "photo 1-6: Exact material composition and dimensions are not provided.",
        "photo of interior main compartment fully emptied showing any brand patch or fabric tags",
        "photo of bottom and all four corners to confirm condition",
        "close-up of material edge and handle attachments to confirm faux vs leather"
    ],
    "authenticity_concerns": [
        "photo 1: Oversized bright plated clasp and crown-emblem zipper hardware are inconsistent with a vintage Coach classic.",
        "photo 5-6: Printed synthetic-looking lining and generic repeated motifs are inconsistent with a vintage glove-tanned Coach classic.",
        "photos 1-6: No Coach creed, wordmark, hangtag, or other Coach identifier is visible; the bag is best treated as a generic non-Coach handbag."
    ],
    "possible_model_reasoning": [
        "The silhouette is a modern structured satchel\/tote with multiple zip compartments, not a close match to the listed classic vintage Coach models.",
        "The central clasp is not a recognizable Coach turnlock geometry, and no Coach style number or creed is visible.",
        "Condition appears Like New\/NWOT from the photos, with protective film reportedly remaining on the clasp; interior and exterior show no obvious wear, though odor and hidden defects cannot be assessed.",
        "No Coach identifier visible in any photo; hardware crown logo and printed DT\/crown lining point to different brand, not Coach",
        "Silhouette is double-handle satchel with front flap twist-lock and exterior back zip pocket, no match to vintage Coach catalog styles",
        "Condition: Like New\/NWOT; plastic film still on lock (photo 1), no corner wear shown, but bottom not shown so cap assessment"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": false,
        "turnlock_present": true,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1: Large rectangular plated twist clasp with a vertical central turning bar; photo 4: zipper pull with a small crown-like emblem. Hardware appears bright and plated rather than vintage solid brass.",
        "leather_description": "photos 1-3: Smooth pumpkin-brown exterior with padded\/constructed panels; material may be coated or synthetic leather, but composition cannot be confirmed from photos.",
        "lining_description": "photos 5-6: Gray fabric lining printed with repeated dark crown-like and letter-like motifs; appears synthetic and branded with an unidentified pattern.",
        "strap_construction": "photos 1-3: Two padded top handles attached through folded leather-like tabs; an additional long strap is partially visible but its full construction is not shown.",
        "stitching_description": "photos 1-3: Generally regular machine stitching with contrasting dark edge stitching; no clearly distinctive Coach construction is visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.002,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Central clasp is a large, bright plated rectangular twist mechanism unlike the elegant solid-brass turnlocks typical of vintage Coach.",
                    "photo 4: Zipper pull carries a small crown-like emblem, not a legible Coach wordmark or horse-and-carriage.",
                    "photo 5: Interior has a printed synthetic lining with repeated generic monogram-like symbols, not a visible Coach creed or typical vintage Coach unlined suede interior.",
                    "photos 1-6: The bag has a modern structured tote\/satchel construction with multiple zip compartments and padded handles, without visible Coach identifiers.",
                    "listing text: Seller describes the item as unknown brand and mentions a crown emblem; this is weak evidence against Coach but is not independently determinative."
                ],
                "missing_information": [
                    "photo 1-6: No straight-on photograph of the full exterior back, bottom, and all corners.",
                    "photo 1-6: No close-up of any interior brand label, sewn tag, or creed patch; none is visible in the provided interior views.",
                    "photo 1-6: Country-of-origin tag, zipper-brand markings, and complete hardware details are not shown.",
                    "photo 1-6: Exact material composition and dimensions are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: Oversized bright plated clasp and crown-emblem zipper hardware are inconsistent with a vintage Coach classic.",
                    "photo 5-6: Printed synthetic-looking lining and generic repeated motifs are inconsistent with a vintage glove-tanned Coach classic.",
                    "photos 1-6: No Coach creed, wordmark, hangtag, or other Coach identifier is visible; the bag is best treated as a generic non-Coach handbag."
                ],
                "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": true,
                    "hangtag_present": false,
                    "hardware_description": "photo 1: Large rectangular plated twist clasp with a vertical central turning bar; photo 4: zipper pull with a small crown-like emblem. Hardware appears bright and plated rather than vintage solid brass.",
                    "leather_description": "photos 1-3: Smooth pumpkin-brown exterior with padded\/constructed panels; material may be coated or synthetic leather, but composition cannot be confirmed from photos.",
                    "lining_description": "photos 5-6: Gray fabric lining printed with repeated dark crown-like and letter-like motifs; appears synthetic and branded with an unidentified pattern.",
                    "strap_construction": "photos 1-3: Two padded top handles attached through folded leather-like tabs; an additional long strap is partially visible but its full construction is not shown.",
                    "stitching_description": "photos 1-3: Generally regular machine stitching with contrasting dark edge stitching; no clearly distinctive Coach construction is visible."
                },
                "possible_model_reasoning": [
                    "The silhouette is a modern structured satchel\/tote with multiple zip compartments, not a close match to the listed classic vintage Coach models.",
                    "The central clasp is not a recognizable Coach turnlock geometry, and no Coach style number or creed is visible.",
                    "Condition appears Like New\/NWOT from the photos, with protective film reportedly remaining on the clasp; interior and exterior show no obvious wear, though odor and hidden defects cannot be assessed."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "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": 0.99,
                "missing_information": [
                    "photo of interior main compartment fully emptied showing any brand patch or fabric tags",
                    "photo of bottom and all four corners to confirm condition",
                    "close-up of material edge and handle attachments to confirm faux vs leather"
                ],
                "negative_evidence": [
                    "photo 1: chunky rectangular twist-lock with bright plating and plastic protective film still on, geometry unlike vintage Coach turnlock",
                    "photo 4: zipper pull stamped with crown emblem, not Talon\/YKK\/Coach hardware",
                    "photo 5: grey printed polyester pocket lining with repeating crown\/DT monogram, not unlined glove-tanned suede or Coach lining",
                    "photo 6: grey printed polyester main lining with same crown\/DT motif throughout",
                    "photo 1-3: smooth uniform coated surface with sheen and rolled handles consistent with faux\/PU, not glove-tanned full-grain",
                    "photos 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated rectangular twist-lock with protective plastic film still on (photo 1); gold-tone zippers with crown-emblem cutout pulls (photo 4)",
                    "leather_description": "pumpkin-tan smooth coated material with uniform faux grain and slight sheen, rolled top handles (photo 1-3), consistent with synthetic\/PU not glove-tanned cowhide",
                    "lining_description": "grey polyester with printed repeating crown and DT-like monogram (photo 5-6)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even machine stitching, tone-matched, visible around flap and handles (photo 1-2)",
                    "strap_construction": "dual fixed rolled top handles stitched to body via triangular tabs (photo 2)",
                    "turnlock_present": true
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo; hardware crown logo and printed DT\/crown lining point to different brand, not Coach",
                    "Silhouette is double-handle satchel with front flap twist-lock and exterior back zip pocket, no match to vintage Coach catalog styles",
                    "Condition: Like New\/NWOT; plastic film still on lock (photo 1), no corner wear shown, but bottom not shown so cap assessment"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17741,
            "output_tokens": 899,
            "total_tokens": 18640,
            "estimated_cost_usd": 0.009254
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18077,
            "output_tokens": 1367,
            "total_tokens": 19444,
            "estimated_cost_usd": 0.004709
        }
    ]
}