Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.215,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.79,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.845,
    "recommended_max_bid": 11,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag with a structured body, shoulder straps, flap closure, and interior compartment.",
        "photo 1: The exterior appears leather-like and has stitched patchwork construction."
    ],
    "negative_evidence": [
        "photo 1: Bright multicolor patchwork, crocodile-embossed panels, and a large decorative gold-tone ring are not characteristic of classic vintage Coach construction.",
        "photo 1: No Coach wordmark, horse-and-carriage mark, creed patch, or leather Coach hangtag is visible.",
        "photo 2: Interior is black, glossy-looking material with a zip pocket rather than the unlined suede interior typical of many vintage glove-tanned Coach classics.",
        "photo 3: Visible shoulder straps and interior construction do not match a recognizable catalog vintage Coach silhouette.",
        "photo 4: Back is dominated by embossed blue material and has no Coach branding or identifier.",
        "photo 5: Side construction and bright stitched patchwork further suggest a generic fashion bag rather than Coach.",
        "photo 1: multicolor patchwork \/ color-block design with blue croc-embossed leather, pink, brown, green, purple panels - not a Coach catalog silhouette or leather",
        "photo 2, photo 3: black shiny synthetic lining with interior zip pocket - vintage Coach classics are unlined suede-back glove-tanned, not lined in black synthetic",
        "photo 1, photo 2: large gold-tone ring \/ loop closure with snap tab - no turnlock of any Coach geometry present",
        "photo 1-5: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 1, photo 4, photo 5: embossed reptile-pattern and suede-textured patchwork leather - not smooth glove-tanned cowhide"
    ],
    "missing_information": [
        "photo 2-3: No close-up of any interior brand label or sewn-in fabric tag is provided.",
        "photo 1-5: No close-up of zipper pulls, hardware markings, or any maker stamp is provided.",
        "photo 1-5: Material composition is not independently verifiable; the listing's '100% leather' claim is seller-stated only.",
        "photo 1-5: Exact dimensions, age, and provenance are not provided.",
        "photo of any interior leather creed patch or fabric brand tag in raking light - none visible in photos 2-3",
        "photo of hardware brand stamps on ring, snap or zipper",
        "seller-stated dimensions for scale"
    ],
    "authenticity_concerns": [
        "photo 1: The decorative oversized ring closure and heavily embossed, multicolor patchwork design are lookalike\/generic cues, not Coach identifiers.",
        "photo 2: Glossy black lining and visible synthetic-looking interior construction are inconsistent with many classic vintage Coach glove-tanned styles.",
        "photo 1-5: No Coach identifier is visible, so Coach manufacture cannot be supported from the photos."
    ],
    "possible_model_reasoning": [
        "photo 1-5: No Coach model is a plausible close match; the patchwork, reptile-embossed exterior and ring closure do not correspond to the listed classic Coach catalog silhouettes.",
        "photo 2-3: The black lined interior and multi-strap construction suggest a generic fashion handbag rather than a vintage unlined Coach classic.",
        "photo 1-5: Condition appears Good overall: visible creasing, handling wear, and softened structure, but no clearly visible major tears or broken hardware; odor, mold, and hidden interior damage are unknown.",
        "No Coach model fits: silhouette (gathered patchwork clutch\/shoulder with ring closure), lining (black synthetic), hardware (large ring + snap), and leather (croc-embossed patchwork) are all inconsistent with 1970s-1990s glove-tanned turnlock classics and with 2000s+ lines",
        "No creed, serial, wordmark, hangtag or zipper stamp to decode; era cannot be Coach-dated",
        "Condition: Good to Very Good for a generic vintage patchwork bag; soft structure intact (photos 1,4,5), no major tears visible, interior appears clean (photos 2-3), edges and strap wear not fully assessable"
    ],
    "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 1-3: Large gold-tone circular ring closure with a small central snap\/fastener; no visible Coach engraving. A small gold-tone hardware piece is visible near the strap attachment in photo 3.",
        "leather_description": "photo 1 and photo 4-5: Soft-looking blue and multicolor patchwork exterior with prominent crocodile\/reptile-style embossing; exact leather versus coated or synthetic material is not verifiable from photos.",
        "lining_description": "photo 2-3: Black glossy-looking lining with an interior zip pocket; no brand label is visible.",
        "strap_construction": "photo 3-5: Two long narrow shoulder straps appear attached at the sides, with additional short upper handles or strap sections; stitching and strap condition are visible but construction is not Coach-specific.",
        "stitching_description": "photo 1 and photo 4-5: Contrasting stitched panel seams are visible and generally even, with decorative gold-toned thread around some appliqu\u00e9 sections."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0044,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag with a structured body, shoulder straps, flap closure, and interior compartment.",
                    "photo 1: The exterior appears leather-like and has stitched patchwork construction."
                ],
                "negative_evidence": [
                    "photo 1: Bright multicolor patchwork, crocodile-embossed panels, and a large decorative gold-tone ring are not characteristic of classic vintage Coach construction.",
                    "photo 1: No Coach wordmark, horse-and-carriage mark, creed patch, or leather Coach hangtag is visible.",
                    "photo 2: Interior is black, glossy-looking material with a zip pocket rather than the unlined suede interior typical of many vintage glove-tanned Coach classics.",
                    "photo 3: Visible shoulder straps and interior construction do not match a recognizable catalog vintage Coach silhouette.",
                    "photo 4: Back is dominated by embossed blue material and has no Coach branding or identifier.",
                    "photo 5: Side construction and bright stitched patchwork further suggest a generic fashion bag rather than Coach."
                ],
                "missing_information": [
                    "photo 2-3: No close-up of any interior brand label or sewn-in fabric tag is provided.",
                    "photo 1-5: No close-up of zipper pulls, hardware markings, or any maker stamp is provided.",
                    "photo 1-5: Material composition is not independently verifiable; the listing's '100% leather' claim is seller-stated only.",
                    "photo 1-5: Exact dimensions, age, and provenance are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: The decorative oversized ring closure and heavily embossed, multicolor patchwork design are lookalike\/generic cues, not Coach identifiers.",
                    "photo 2: Glossy black lining and visible synthetic-looking interior construction are inconsistent with many classic vintage Coach glove-tanned styles.",
                    "photo 1-5: No Coach identifier is visible, so Coach manufacture cannot be supported from 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: Large gold-tone circular ring closure with a small central snap\/fastener; no visible Coach engraving. A small gold-tone hardware piece is visible near the strap attachment in photo 3.",
                    "leather_description": "photo 1 and photo 4-5: Soft-looking blue and multicolor patchwork exterior with prominent crocodile\/reptile-style embossing; exact leather versus coated or synthetic material is not verifiable from photos.",
                    "lining_description": "photo 2-3: Black glossy-looking lining with an interior zip pocket; no brand label is visible.",
                    "strap_construction": "photo 3-5: Two long narrow shoulder straps appear attached at the sides, with additional short upper handles or strap sections; stitching and strap condition are visible but construction is not Coach-specific.",
                    "stitching_description": "photo 1 and photo 4-5: Contrasting stitched panel seams are visible and generally even, with decorative gold-toned thread around some appliqu\u00e9 sections."
                },
                "possible_model_reasoning": [
                    "photo 1-5: No Coach model is a plausible close match; the patchwork, reptile-embossed exterior and ring closure do not correspond to the listed classic Coach catalog silhouettes.",
                    "photo 2-3: The black lined interior and multi-strap construction suggest a generic fashion handbag rather than a vintage unlined Coach classic.",
                    "photo 1-5: Condition appears Good overall: visible creasing, handling wear, and softened structure, but no clearly visible major tears or broken hardware; odor, mold, and hidden interior damage are unknown."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 10,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of any interior leather creed patch or fabric brand tag in raking light - none visible in photos 2-3",
                    "photo of hardware brand stamps on ring, snap or zipper",
                    "seller-stated dimensions for scale"
                ],
                "negative_evidence": [
                    "photo 1: multicolor patchwork \/ color-block design with blue croc-embossed leather, pink, brown, green, purple panels - not a Coach catalog silhouette or leather",
                    "photo 2, photo 3: black shiny synthetic lining with interior zip pocket - vintage Coach classics are unlined suede-back glove-tanned, not lined in black synthetic",
                    "photo 1, photo 2: large gold-tone ring \/ loop closure with snap tab - no turnlock of any Coach geometry present",
                    "photo 1-5: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 1, photo 4, photo 5: embossed reptile-pattern and suede-textured patchwork leather - not smooth glove-tanned cowhide"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "large gold-tone ring \/ loop at front flap gather, gold-tone snap on blue tab (photo 2), small gold-tone frame hardware; plated tone, not solid vintage brass",
                    "leather_description": "multicolor patchwork leather - blue croc-embossed panels with pink, brown, tan, green, purple suede and embossed sections, soft slouchy hand",
                    "lining_description": "black shiny synthetic lining in main compartment and under flap (photos 2-3), with interior zip pocket",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "visible contrast topstitching around patchwork seams, tan thread on blue and colored panels",
                    "strap_construction": "two thin blue shoulder straps, fixed to frame, full length and attachments not shown in detail",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: silhouette (gathered patchwork clutch\/shoulder with ring closure), lining (black synthetic), hardware (large ring + snap), and leather (croc-embossed patchwork) are all inconsistent with 1970s-1990s glove-tanned turnlock classics and with 2000s+ lines",
                    "No creed, serial, wordmark, hangtag or zipper stamp to decode; era cannot be Coach-dated",
                    "Condition: Good to Very Good for a generic vintage patchwork bag; soft structure intact (photos 1,4,5), no major tears visible, interior appears clean (photos 2-3), edges and strap wear not fully assessable"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17611,
            "output_tokens": 973,
            "total_tokens": 18584,
            "estimated_cost_usd": 0.00938
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18122,
            "output_tokens": 1370,
            "total_tokens": 19492,
            "estimated_cost_usd": 0.00472
        }
    ]
}