Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.115,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.815,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.86,
    "recommended_max_bid": 9,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a leather shoulder handbag with a top handle, detachable long strap, and exterior zip pocket.",
        "photo 4: Interior leather label visibly reads approximately \u201c... ORIGINALE \/ ARTIGIANALE \/ VERA PELLE \/ ITALY,\u201d supporting Italian leather manufacture but not Coach."
    ],
    "negative_evidence": [
        "photo 4: The interior label contains no COACH wordmark, horse-and-carriage, Coach creed wording, or Coach serial format.",
        "photos 1-3 and 6: The bag has a generic soft hobo\/shoulder-bag construction rather than a recognizable classic Coach silhouette or turnlock design.",
        "photos 1-3 and 6: Hardware appears dark silver\/black-toned and includes generic rings and clips; no visible vintage solid-brass Coach hardware.",
        "photos 4-5: The bag is fabric-lined, whereas many classic vintage Coach glove-tanned styles are unlined suede-backed leather.",
        "photo 1: The white\/cream leather shows substantial creasing, rubbing, and discoloration consistent with ordinary used wear.",
        "photo 4: interior label reads LAVORAZIONE ARTIGIANALE REAL LEATHER ITALY - not a Coach creed, no COACH wordmark, no No. serial",
        "photo 1, photo 2, photo 6: silver\/nickel-tone large O-ring hardware, not vintage Coach solid brass",
        "photo 4: beige synthetic fabric lining, not unlined glove-tanned suede-back leather of vintage Coach classics",
        "photo 1, photo 2, photo 5: zip-top hobo with exterior back zip pocket and two-tone brown\/cream straps - no turnlock flap, no Coach catalog silhouette",
        "photo 1-6: no COACH wordmark, horse-and-carriage, hangtag, or creed patch visible"
    ],
    "missing_information": [
        "photo 4: The interior label is partly obscured\/low-contrast; a sharper straight-on image would confirm its full wording.",
        "photo 5: The interior is shown, but no separate Coach-style creed patch or fabric serial tag is visible; request a complete emptied-interior view.",
        "photos 1-3: Bottom, corners, zipper-pull markings, and all hardware should be photographed closely if further brand identification is desired.",
        "Seller-stated dimensions and any information about odor, mold, or lining condition are unavailable.",
        "No Coach creed patch shown - photo 4 shows non-Coach Italian maker label instead",
        "No turnlock, hangtag, or COACH wordmark visible in any photo",
        "No hardware brand stamps or zipper brand shown in close-up"
    ],
    "authenticity_concerns": [
        "photo 4: The visible label identifies generic Italian leather craftsmanship rather than Coach and is inconsistent with a Coach creed.",
        "photos 1-6: No Coach identifier is visible; the construction and labeling are more consistent with an unbranded Italian leather bag than a Coach product."
    ],
    "possible_model_reasoning": [
        "The rectangular soft shoulder\/hobo silhouette with exterior zip pocket and dual straps does not closely match a documented Coach classic model; no Coach model is proposed.",
        "The Italian-language leather label and lined construction support an Italian-made or Italian-leather unbranded bag, but they do not establish a brand or date.",
        "Condition: Good; visible creasing, rubbing, gray discoloration, and wear on the cream leather (photos 1-3 and 6). Interior and seams appear intact in the available views (photos 4-5), though odor and mold cannot be assessed from photographs.",
        "No Coach identifier visible in any photo; interior label is explicitly non-Coach Italian generic maker",
        "Construction - silver-tone hardware, fabric lining, zip-top hobo with O-rings - inconsistent with 1970s-1990s glove-tanned brass-turnlock Coach classics",
        "Silhouette does not match any catalog style in \u00a74; therefore no Coach model listed",
        "Condition: Good; photo 2 shows blue-grey dye transfer on back panel, photo 3 shows soiling\/scuffs on bottom, general slouch and surface marks"
    ],
    "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": "photos 1-3 and 6: Dark silver\/black-tone rings, clips, and zipper hardware; no Coach engraving visible.",
        "leather_description": "photos 1-3 and 6: Soft, smooth white\/cream leather with brown leather handle details; significant creasing, surface marks, and edge discoloration are visible.",
        "lining_description": "photos 4-5: Fabric-lined interior with a zippered compartment; lining appears light beige\/gray.",
        "strap_construction": "photos 1-3 and 6: Detachable adjustable long shoulder strap plus a short brown top handle; strap ends use metal rings\/clips.",
        "stitching_description": "photos 1-6: Machine stitching is generally even and visible along the central seams, pocket, edges, and straps; some areas show ordinary wear but no obvious major seam failure."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0012,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.18,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.05,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a leather shoulder handbag with a top handle, detachable long strap, and exterior zip pocket.",
                    "photo 4: Interior leather label visibly reads approximately \u201c... ORIGINALE \/ ARTIGIANALE \/ VERA PELLE \/ ITALY,\u201d supporting Italian leather manufacture but not Coach."
                ],
                "negative_evidence": [
                    "photo 4: The interior label contains no COACH wordmark, horse-and-carriage, Coach creed wording, or Coach serial format.",
                    "photos 1-3 and 6: The bag has a generic soft hobo\/shoulder-bag construction rather than a recognizable classic Coach silhouette or turnlock design.",
                    "photos 1-3 and 6: Hardware appears dark silver\/black-toned and includes generic rings and clips; no visible vintage solid-brass Coach hardware.",
                    "photos 4-5: The bag is fabric-lined, whereas many classic vintage Coach glove-tanned styles are unlined suede-backed leather.",
                    "photo 1: The white\/cream leather shows substantial creasing, rubbing, and discoloration consistent with ordinary used wear."
                ],
                "missing_information": [
                    "photo 4: The interior label is partly obscured\/low-contrast; a sharper straight-on image would confirm its full wording.",
                    "photo 5: The interior is shown, but no separate Coach-style creed patch or fabric serial tag is visible; request a complete emptied-interior view.",
                    "photos 1-3: Bottom, corners, zipper-pull markings, and all hardware should be photographed closely if further brand identification is desired.",
                    "Seller-stated dimensions and any information about odor, mold, or lining condition are unavailable."
                ],
                "authenticity_concerns": [
                    "photo 4: The visible label identifies generic Italian leather craftsmanship rather than Coach and is inconsistent with a Coach creed.",
                    "photos 1-6: No Coach identifier is visible; the construction and labeling are more consistent with an unbranded Italian leather bag than a Coach product."
                ],
                "observed_features": {
                    "creed_present": true,
                    "creed_text": "... ORIGINALE \/ ARTIGIANALE \/ VERA PELLE \/ ITALY",
                    "serial_or_style_number_present": false,
                    "serial_or_style_number": "not_visible",
                    "coach_wordmark_present": false,
                    "turnlock_present": false,
                    "hangtag_present": false,
                    "hardware_description": "photos 1-3 and 6: Dark silver\/black-tone rings, clips, and zipper hardware; no Coach engraving visible.",
                    "leather_description": "photos 1-3 and 6: Soft, smooth white\/cream leather with brown leather handle details; significant creasing, surface marks, and edge discoloration are visible.",
                    "lining_description": "photos 4-5: Fabric-lined interior with a zippered compartment; lining appears light beige\/gray.",
                    "strap_construction": "photos 1-3 and 6: Detachable adjustable long shoulder strap plus a short brown top handle; strap ends use metal rings\/clips.",
                    "stitching_description": "photos 1-6: Machine stitching is generally even and visible along the central seams, pocket, edges, and straps; some areas show ordinary wear but no obvious major seam failure."
                },
                "possible_model_reasoning": [
                    "The rectangular soft shoulder\/hobo silhouette with exterior zip pocket and dual straps does not closely match a documented Coach classic model; no Coach model is proposed.",
                    "The Italian-language leather label and lined construction support an Italian-made or Italian-leather unbranded bag, but they do not establish a brand or date.",
                    "Condition: Good; visible creasing, rubbing, gray discoloration, and wear on the cream leather (photos 1-3 and 6). Interior and seams appear intact in the available views (photos 4-5), though odor and mold cannot be assessed from photographs."
                ],
                "confidence": 0.87,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach creed patch shown - photo 4 shows non-Coach Italian maker label instead",
                    "No turnlock, hangtag, or COACH wordmark visible in any photo",
                    "No hardware brand stamps or zipper brand shown in close-up"
                ],
                "negative_evidence": [
                    "photo 4: interior label reads LAVORAZIONE ARTIGIANALE REAL LEATHER ITALY - not a Coach creed, no COACH wordmark, no No. serial",
                    "photo 1, photo 2, photo 6: silver\/nickel-tone large O-ring hardware, not vintage Coach solid brass",
                    "photo 4: beige synthetic fabric lining, not unlined glove-tanned suede-back leather of vintage Coach classics",
                    "photo 1, photo 2, photo 5: zip-top hobo with exterior back zip pocket and two-tone brown\/cream straps - no turnlock flap, no Coach catalog silhouette",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, hangtag, or creed patch visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver\/nickel-tone large O-rings at strap attachments, buckles and lobster-claw clips for long strap, small zipper pulls with leather tabs; no brass, no turnlock, no stamps visible",
                    "leather_description": "off-white\/cream soft smooth leather body with contrast tan-brown short handle; slouchy texture, visible soiling and dye transfer",
                    "lining_description": "beige\/taupe woven fabric lining visible in photo 4 and photo 5",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone straight stitching, center seam on body front and back, visible topstitching around top edge",
                    "strap_construction": "short tan-brown top handle attached via large metal O-rings with buckle adjustment plus separate long cream crossbody strap on lobster clips (photo 6)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo; interior label is explicitly non-Coach Italian generic maker",
                    "Construction - silver-tone hardware, fabric lining, zip-top hobo with O-rings - inconsistent with 1970s-1990s glove-tanned brass-turnlock Coach classics",
                    "Silhouette does not match any catalog style in \u00a74; therefore no Coach model listed",
                    "Condition: Good; photo 2 shows blue-grey dye transfer on back panel, photo 3 shows soiling\/scuffs on bottom, general slouch and surface marks"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28775,
            "output_tokens": 985,
            "total_tokens": 29760,
            "estimated_cost_usd": 0.013874
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30088,
            "output_tokens": 1253,
            "total_tokens": 31341,
            "estimated_cost_usd": 0.00702
        }
    ]
}