Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.785,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.895,
    "recommended_max_bid": 22.5,
    "estimated_resale_low": 20,
    "estimated_resale_high": 60,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a handbag-sized tote with two handles and a central closure.",
        "photo 1: visible leather\/hair-on cowhide construction is consistent with the seller's description, but not specifically with Coach.",
        "photo 1: central rotating clasp is visible."
    ],
    "negative_evidence": [
        "photo 1: visible hangtag reads DANHUZ, not COACH.",
        "photo 1: the bag has prominent hair-on cowhide and a western-style design, unlike the Coach catalog silhouettes and materials typically associated with vintage Coach.",
        "photos 1-7: no Coach wordmark, horse-and-carriage mark, creed patch, or Coach hangtag is visible.",
        "photos 1-7: hardware appears silver-tone or plated rather than the solid brass commonly seen on classic vintage Coach bags.",
        "photo 1: paper hangtag reads DANHUZ, not COACH",
        "photo 1-2: hair-on cowhide with black\/white hide pattern, not vintage Coach glove-tanned cowhide",
        "photo 1-5: Birkin-style belted flap with strap plates and touret stud, not Coach turnlock geometry",
        "photo 1-5: rolled top handles in black smooth leather, not Coach classic strap construction",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 3: silver-tone hardware, not vintage solid brass"
    ],
    "missing_information": [
        "photos of the interior and any sewn-in brand or care labels",
        "photo of the bottom and all corners",
        "photo of the full hangtag front and back",
        "photo of the closure and hardware from multiple angles",
        "seller-stated dimensions and country of manufacture",
        "photo 1-6: interior not shown, lining and creed patch cannot be checked",
        "photo 1-6: back, side, bottom and corner views not shown",
        "photo 1-6: no creed close-up in raking light to transcribe text",
        "photo 1-6: hardware stamps \/ Made-in line not shown"
    ],
    "authenticity_concerns": [
        "photo 1: the visible DANHUZ branding is direct evidence of another maker and is inconsistent with a Coach attribution.",
        "photos 1-7: no Coach identifier is visible; the bag should be treated as a non-Coach branded western tote rather than a misidentified vintage Coach."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match. The large hair-on cowhide tote, western styling, visible DANHUZ tag, and decorative riveted clasp point to a modern independent maker.",
        "Condition: Very Good based on the clean visible exterior and intact-looking handles and trim; interior, bottom, odor, and functional condition are not shown.",
        "No Coach identifier visible in any photo: no creed, no COACH wordmark, no Coach hangtag, no Coach turnlock",
        "Silhouette is Birkin-style hair-on tote with belted flap, not a Coach catalog style from section 4",
        "Branded DANHUZ tag in photo 1-4 identifies maker as non-Coach modern handmade bag",
        "Condition appears New\/Like New with retail tag attached; priced as generic secondhand leather bag, not Coach vintage"
    ],
    "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: central rotating clasp with multiple visible rivets and a light silver\/gold-reflective plated appearance; no Coach engraving visible. photo 3: clasp detail is clear.",
        "leather_description": "photos 1-7: black-and-white hair-on cowhide exterior with leather trim; smooth black rounded handles are visible.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1-7: two fixed rounded handles attached at the upper body; no detachable shoulder strap is visible.",
        "stitching_description": "photos 1, 3, and 7: visible dark edge stitching around the leather trim and flap components; interior construction is not shown."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0026,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.92,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a handbag-sized tote with two handles and a central closure.",
                    "photo 1: visible leather\/hair-on cowhide construction is consistent with the seller's description, but not specifically with Coach.",
                    "photo 1: central rotating clasp is visible."
                ],
                "negative_evidence": [
                    "photo 1: visible hangtag reads DANHUZ, not COACH.",
                    "photo 1: the bag has prominent hair-on cowhide and a western-style design, unlike the Coach catalog silhouettes and materials typically associated with vintage Coach.",
                    "photos 1-7: no Coach wordmark, horse-and-carriage mark, creed patch, or Coach hangtag is visible.",
                    "photos 1-7: hardware appears silver-tone or plated rather than the solid brass commonly seen on classic vintage Coach bags."
                ],
                "missing_information": [
                    "photos of the interior and any sewn-in brand or care labels",
                    "photo of the bottom and all corners",
                    "photo of the full hangtag front and back",
                    "photo of the closure and hardware from multiple angles",
                    "seller-stated dimensions and country of manufacture"
                ],
                "authenticity_concerns": [
                    "photo 1: the visible DANHUZ branding is direct evidence of another maker and is inconsistent with a Coach attribution.",
                    "photos 1-7: no Coach identifier is visible; the bag should be treated as a non-Coach branded western tote rather than a misidentified vintage Coach."
                ],
                "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": true,
                    "hardware_description": "photo 1: central rotating clasp with multiple visible rivets and a light silver\/gold-reflective plated appearance; no Coach engraving visible. photo 3: clasp detail is clear.",
                    "leather_description": "photos 1-7: black-and-white hair-on cowhide exterior with leather trim; smooth black rounded handles are visible.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1-7: two fixed rounded handles attached at the upper body; no detachable shoulder strap is visible.",
                    "stitching_description": "photos 1, 3, and 7: visible dark edge stitching around the leather trim and flap components; interior construction is not shown."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match. The large hair-on cowhide tote, western styling, visible DANHUZ tag, and decorative riveted clasp point to a modern independent maker.",
                    "Condition: Very Good based on the clean visible exterior and intact-looking handles and trim; interior, bottom, odor, and functional condition are not shown."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 25,
                "estimated_resale_low": 20,
                "estimated_resale_high": 60
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 60,
                "estimated_resale_low": 20,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-6: interior not shown, lining and creed patch cannot be checked",
                    "photo 1-6: back, side, bottom and corner views not shown",
                    "photo 1-6: no creed close-up in raking light to transcribe text",
                    "photo 1-6: hardware stamps \/ Made-in line not shown"
                ],
                "negative_evidence": [
                    "photo 1: paper hangtag reads DANHUZ, not COACH",
                    "photo 1-2: hair-on cowhide with black\/white hide pattern, not vintage Coach glove-tanned cowhide",
                    "photo 1-5: Birkin-style belted flap with strap plates and touret stud, not Coach turnlock geometry",
                    "photo 1-5: rolled top handles in black smooth leather, not Coach classic strap construction",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 3: silver-tone hardware, not vintage solid brass"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone belt-strap plates with studs and central turn-stud Birkin-style closure; no brass Coach turnlock",
                    "leather_description": "hair-on cowhide with black and white spotted pattern; black rolled handles",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "dark edge stitching visible on belt strap in photo 3; overall stitching not clearly assessable",
                    "strap_construction": "twin rolled top handles, attachment not shown",
                    "turnlock_present": true
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo: no creed, no COACH wordmark, no Coach hangtag, no Coach turnlock",
                    "Silhouette is Birkin-style hair-on tote with belted flap, not a Coach catalog style from section 4",
                    "Branded DANHUZ tag in photo 1-4 identifies maker as non-Coach modern handmade bag",
                    "Condition appears New\/Like New with retail tag attached; priced as generic secondhand leather bag, not Coach vintage"
                ],
                "possible_models": [],
                "recommended_max_bid": 20,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "output_tokens": 858,
            "total_tokens": 29635,
            "estimated_cost_usd": 0.01357
        },
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            "model_name": "meta:muse-spark-1.3-contributor",
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}