Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.045,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.79,
    "seller_misidentification_probability": 0.045,
    "confidence": 0.855,
    "recommended_max_bid": 15,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 37.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: genuine-looking brown leather or leather-like crossbody satchel with a substantial flap and adjustable strap.",
        "photo 5: interior construction and multiple compartments are clearly visible."
    ],
    "negative_evidence": [
        "photo 1: front closure is a rectangular latch\/buckle-style clasp rather than a recognizable Coach turnlock.",
        "photo 1: no visible Coach wordmark, horse-and-carriage, or leather hangtag.",
        "photo 5: bright green fabric lining and multiple internal divider compartments do not match the typical unlined interior of classic vintage Coach glove-tanned styles.",
        "photos 1 and 3: silhouette and hardware resemble a generic travel or messenger satchel rather than a recognizable catalog Coach model.",
        "photos 1-6: no Coach creed patch or other identifying mark is visible.",
        "photo 1, photo 4: closure is small rectangular tuck\/clasp with two rivets, not Coach turnlock geometry with wide oval back plate and slim rounded tab",
        "photo 5: bright green woven fabric lining with zip pocket, not unlined suede-back glove-tanned interior of vintage Coach classics",
        "photo 1, photo 4, photo 6: large rounded saddle flap messenger silhouette with external riveted clasp tab does not match any Coach catalog style",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible in any view",
        "photo 1, photo 4: thin adjustable crossbody strap with small brass-tone buckle and D-ring attachment, not Coach dogleash\/lobster or dowel-handle construction"
    ],
    "missing_information": [
        "A straight-on photograph of every interior wall and pocket, especially any concealed leather creed patch.",
        "Close-up photographs of all hardware, zipper pulls, and interior labels.",
        "Photographs of the underside, bottom corners, strap attachments, and any maker stamp.",
        "Seller-stated dimensions and material composition; the listing's 'genuine leather' claim is not independently verifiable from photos.",
        "photo 5: interior shows green lining but no creed patch visible - creed close-up in raking light still needed to fully exclude",
        "photo 1: no hangtag, no COACH wordmark or horse-and-carriage visible - front\/back\/bottom\/hardware stamp views",
        "photo 1, photo 4: no turnlock back plate, zipper brand, or Made-in line shown"
    ],
    "authenticity_concerns": [
        "No Coach identifier is visible, and the lined multi-compartment construction and clasp do not provide a credible match to the classic vintage Coach styles considered here."
    ],
    "possible_model_reasoning": [
        "The structured flap, central latch, green fabric lining, and travel-satchel proportions do not closely match the listed classic Coach silhouettes; no Coach model is proposed.",
        "Condition: Good to Very Good based on visible creasing and edge wear, but the bottom, interior base, and strap stress points are not fully documented.",
        "No Coach model fits: saddle-messenger shape, small clasp closure, green fabric lining and strap hardware are inconsistent with City Bag, Willis, Court, Station, Duffle Sac and other classics",
        "No serial decode possible - no number visible; era from construction is modern handmade saddle bag, not vintage Coach",
        "Condition: appears New\/Like New - uniform color, no corner wear shown, but bottom corners\/interior detail incompletely shown so grade capped"
    ],
    "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: rectangular metal latch\/clasp at the center front and rectangular adjustable strap buckle; hardware appears silver or light gold tone. No Coach engraving is visible.",
        "leather_description": "photos 1-4: smooth brown leather or leather-like material with darker edge wear and visible creasing; exact material cannot be confirmed.",
        "lining_description": "photo 5: green fabric lining with multiple internal compartments and zipper openings.",
        "strap_construction": "photos 1, 3, and 6: wide adjustable shoulder strap attached at side rings with stitched leather tabs and metal buckles.",
        "stitching_description": "photos 1-4: visible perimeter stitching appears generally even, though resolution does not allow detailed assessment at stress points."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0012,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.04,
                "vintage_probability": 0.06,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.06,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: genuine-looking brown leather or leather-like crossbody satchel with a substantial flap and adjustable strap.",
                    "photo 5: interior construction and multiple compartments are clearly visible."
                ],
                "negative_evidence": [
                    "photo 1: front closure is a rectangular latch\/buckle-style clasp rather than a recognizable Coach turnlock.",
                    "photo 1: no visible Coach wordmark, horse-and-carriage, or leather hangtag.",
                    "photo 5: bright green fabric lining and multiple internal divider compartments do not match the typical unlined interior of classic vintage Coach glove-tanned styles.",
                    "photos 1 and 3: silhouette and hardware resemble a generic travel or messenger satchel rather than a recognizable catalog Coach model.",
                    "photos 1-6: no Coach creed patch or other identifying mark is visible."
                ],
                "missing_information": [
                    "A straight-on photograph of every interior wall and pocket, especially any concealed leather creed patch.",
                    "Close-up photographs of all hardware, zipper pulls, and interior labels.",
                    "Photographs of the underside, bottom corners, strap attachments, and any maker stamp.",
                    "Seller-stated dimensions and material composition; the listing's 'genuine leather' claim is not independently verifiable from photos."
                ],
                "authenticity_concerns": [
                    "No Coach identifier is visible, and the lined multi-compartment construction and clasp do not provide a credible match to the classic vintage Coach styles considered here."
                ],
                "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: rectangular metal latch\/clasp at the center front and rectangular adjustable strap buckle; hardware appears silver or light gold tone. No Coach engraving is visible.",
                    "leather_description": "photos 1-4: smooth brown leather or leather-like material with darker edge wear and visible creasing; exact material cannot be confirmed.",
                    "lining_description": "photo 5: green fabric lining with multiple internal compartments and zipper openings.",
                    "strap_construction": "photos 1, 3, and 6: wide adjustable shoulder strap attached at side rings with stitched leather tabs and metal buckles.",
                    "stitching_description": "photos 1-4: visible perimeter stitching appears generally even, though resolution does not allow detailed assessment at stress points."
                },
                "possible_model_reasoning": [
                    "The structured flap, central latch, green fabric lining, and travel-satchel proportions do not closely match the listed classic Coach silhouettes; no Coach model is proposed.",
                    "Condition: Good to Very Good based on visible creasing and edge wear, but the bottom, interior base, and strap stress points are not fully documented."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "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": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 5: interior shows green lining but no creed patch visible - creed close-up in raking light still needed to fully exclude",
                    "photo 1: no hangtag, no COACH wordmark or horse-and-carriage visible - front\/back\/bottom\/hardware stamp views",
                    "photo 1, photo 4: no turnlock back plate, zipper brand, or Made-in line shown"
                ],
                "negative_evidence": [
                    "photo 1, photo 4: closure is small rectangular tuck\/clasp with two rivets, not Coach turnlock geometry with wide oval back plate and slim rounded tab",
                    "photo 5: bright green woven fabric lining with zip pocket, not unlined suede-back glove-tanned interior of vintage Coach classics",
                    "photo 1, photo 4, photo 6: large rounded saddle flap messenger silhouette with external riveted clasp tab does not match any Coach catalog style",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible in any view",
                    "photo 1, photo 4: thin adjustable crossbody strap with small brass-tone buckle and D-ring attachment, not Coach dogleash\/lobster or dowel-handle construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone buckle on strap, D-rings at sides, two dome rivets and small rectangular flap clasp; plated modern look, not solid brass vintage Coach turnlock\/buckle",
                    "leather_description": "medium\/dark brown smooth distressed\/oiled leather with burnished variation, not matte glove-tanned full-grain with natural scars\/veins",
                    "lining_description": "photo 5: green woven canvas\/fabric lining with interior zip pocket, not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone edge stitching around flap and body, visible but no detail to judge vintage Coach tight even stitching",
                    "strap_construction": "long crossbody strap with buckle adjustment, sewn\/D-ring attached at sides",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: saddle-messenger shape, small clasp closure, green fabric lining and strap hardware are inconsistent with City Bag, Willis, Court, Station, Duffle Sac and other classics",
                    "No serial decode possible - no number visible; era from construction is modern handmade saddle bag, not vintage Coach",
                    "Condition: appears New\/Like New - uniform color, no corner wear shown, but bottom corners\/interior detail incompletely shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 20890,
            "output_tokens": 839,
            "total_tokens": 21729,
            "estimated_cost_usd": 0.01037
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 21664,
            "output_tokens": 1234,
            "total_tokens": 22898,
            "estimated_cost_usd": 0.00532
        }
    ]
}