Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.89,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.805,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.91,
    "recommended_max_bid": 16,
    "estimated_resale_low": 15,
    "estimated_resale_high": 47.5,
    "possible_models": [],
    "positive_evidence": [
        "Photo 1: Clearly a handbag with a structured body, top handle, zipper compartment, and snap compartment.",
        "Photo 4: Interior fabric label is legible as \"Made in Italy \/ exclusively for WALBORG \u00a9,\" providing a specific non-Coach brand attribution.",
        "Photo 1 and photo 3: Suede body, brown resin\/plastic handle, and period-looking metal fittings are consistent with a vintage handbag."
    ],
    "negative_evidence": [
        "Photo 4: The visible sewn label identifies the bag as Walborg, not Coach.",
        "Photos 1\u20133: No Coach wordmark, horse-and-carriage emblem, leather hangtag, or Coach-style creed patch is visible.",
        "Photos 1 and 3: The brown plastic\/resin handle and decorative metal handle mount are not characteristic evidence of a vintage Coach classic.",
        "Photos 5\u20137: Interior construction and label do not show a Coach creed or serial\/style number.",
        "photo 4: woven label Made in Italy exclusively for WALBORG with W logo - direct non-Coach branding",
        "photo 1, photo 3: large brown plastic \/ lucite oval handles riveted with brass-tone plates - never used on vintage Coach classics",
        "photo 1, photo 2, photo 5, photo 6: no Coach creed patch, no COACH wordmark, no hangtag visible",
        "photo 1, photo 2: no turnlock closure - zip plus snap only, unlike core Coach flap-turnlock silhouettes",
        "photo 1-photo 6: black suede body with suede interior - not glove-tanned smooth leather with unlined suede-back typical of 1970s-1990s Coach"
    ],
    "missing_information": [
        "Photo 2: Bottom, corners, and complete exterior condition are not shown closely.",
        "Photos 5\u20137: Zipper pull and all hardware markings are not shown in close-up.",
        "Photo 6: Full interior lining and any additional labels or marks are only partly visible.",
        "Photo 3: Strap details are not applicable or not shown; confirm whether the bag has a detachable or concealed strap.",
        "No Coach creed patch to request - maker already identified as Walborg in photo 4",
        "Bottom and corner close-ups not shown for precise wear grading"
    ],
    "authenticity_concerns": [
        "Photo 4: The visible Walborg label is inconsistent with Coach manufacture and strongly supports a different brand rather than a Coach misidentification.",
        "Photos 1\u20137: No Coach identifier is visible; this should be treated as a vintage Walborg bag, not an unmarked Coach bag.",
        "photo 4: interior fabric label reads Made in Italy exclusively for WALBORG - positively identifies maker as Walborg, not Coach",
        "no Coach creed, wordmark, or hardware identifiers visible in any photo"
    ],
    "possible_model_reasoning": [
        "Photo 4: The legible \"Made in Italy ... WALBORG\" label rules against a Coach model attribution.",
        "Seller states a 1960s\/1970s era and the visible resin handle, suede body, and Italian label are broadly compatible with a vintage Walborg purse, but the date is not independently verifiable.",
        "Condition: approximately Very Good; the bag appears structurally intact, with visible nap variation and possible light wear, but bottom corners and odor cannot be assessed from the available photos.",
        "No Coach model fits: Walborg label positively identifies maker, plastic-handle suede tote silhouette has no Coach catalog counterpart",
        "Era: seller states 60s\/70s, Made in Italy Walborg label and construction consistent with vintage 1960s-1970s non-Coach bag, but non-Coach so estimated_era is unknown",
        "Condition: Very Good; suede shows light wear and handling but no holes or tears visible in photo 1-photo 3, hardware tarnished in photo 1, interior appears clean in photo 5-photo 6"
    ],
    "estimated_era": "unknown",
    "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 and 3: Brown wood-look\/resin oval top handle with brass-tone decorative mounting plate and rivets; zipper hardware is visible. No Coach engraving is visible.",
        "leather_description": "Photos 1\u20133: Black suede or suede-finished leather body with visible nap and some uneven shading.",
        "lining_description": "Photos 5\u20137: Dark textile or suede-like interior; the full lining composition is not certain from the photos.",
        "strap_construction": "rigid brown plastic oval handles riveted to body, no shoulder strap",
        "stitching_description": "Photos 1\u20133 and 5\u20137: Visible perimeter stitching appears generally even; close stress-point inspection is unavailable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0018,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.93,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [
                    "Photo 1: Clearly a handbag with a structured body, top handle, zipper compartment, and snap compartment.",
                    "Photo 4: Interior fabric label is legible as \"Made in Italy \/ exclusively for WALBORG \u00a9,\" providing a specific non-Coach brand attribution.",
                    "Photo 1 and photo 3: Suede body, brown resin\/plastic handle, and period-looking metal fittings are consistent with a vintage handbag."
                ],
                "negative_evidence": [
                    "Photo 4: The visible sewn label identifies the bag as Walborg, not Coach.",
                    "Photos 1\u20133: No Coach wordmark, horse-and-carriage emblem, leather hangtag, or Coach-style creed patch is visible.",
                    "Photos 1 and 3: The brown plastic\/resin handle and decorative metal handle mount are not characteristic evidence of a vintage Coach classic.",
                    "Photos 5\u20137: Interior construction and label do not show a Coach creed or serial\/style number."
                ],
                "missing_information": [
                    "Photo 2: Bottom, corners, and complete exterior condition are not shown closely.",
                    "Photos 5\u20137: Zipper pull and all hardware markings are not shown in close-up.",
                    "Photo 6: Full interior lining and any additional labels or marks are only partly visible.",
                    "Photo 3: Strap details are not applicable or not shown; confirm whether the bag has a detachable or concealed strap."
                ],
                "authenticity_concerns": [
                    "Photo 4: The visible Walborg label is inconsistent with Coach manufacture and strongly supports a different brand rather than a Coach misidentification.",
                    "Photos 1\u20137: No Coach identifier is visible; this should be treated as a vintage Walborg bag, not an unmarked Coach bag."
                ],
                "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": "Photos 1 and 3: Brown wood-look\/resin oval top handle with brass-tone decorative mounting plate and rivets; zipper hardware is visible. No Coach engraving is visible.",
                    "leather_description": "Photos 1\u20133: Black suede or suede-finished leather body with visible nap and some uneven shading.",
                    "lining_description": "Photos 5\u20137: Dark textile or suede-like interior; the full lining composition is not certain from the photos.",
                    "strap_construction": "not_visible",
                    "stitching_description": "Photos 1\u20133 and 5\u20137: Visible perimeter stitching appears generally even; close stress-point inspection is unavailable."
                },
                "possible_model_reasoning": [
                    "Photo 4: The legible \"Made in Italy ... WALBORG\" label rules against a Coach model attribution.",
                    "Seller states a 1960s\/1970s era and the visible resin handle, suede body, and Italian label are broadly compatible with a vintage Walborg purse, but the date is not independently verifiable.",
                    "Condition: approximately Very Good; the bag appears structurally intact, with visible nap variation and possible light wear, but bottom corners and odor cannot be assessed from the available photos."
                ],
                "confidence": 0.92,
                "recommended_max_bid": 20,
                "estimated_resale_low": 15,
                "estimated_resale_high": 60
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 4: interior fabric label reads Made in Italy exclusively for WALBORG - positively identifies maker as Walborg, not Coach",
                    "no Coach creed, wordmark, or hardware identifiers visible in any photo"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "unknown",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach creed patch to request - maker already identified as Walborg in photo 4",
                    "Bottom and corner close-ups not shown for precise wear grading"
                ],
                "negative_evidence": [
                    "photo 4: woven label Made in Italy exclusively for WALBORG with W logo - direct non-Coach branding",
                    "photo 1, photo 3: large brown plastic \/ lucite oval handles riveted with brass-tone plates - never used on vintage Coach classics",
                    "photo 1, photo 2, photo 5, photo 6: no Coach creed patch, no COACH wordmark, no hangtag visible",
                    "photo 1, photo 2: no turnlock closure - zip plus snap only, unlike core Coach flap-turnlock silhouettes",
                    "photo 1-photo 6: black suede body with suede interior - not glove-tanned smooth leather with unlined suede-back typical of 1970s-1990s Coach"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone rivets and curved metal plates attaching handles, brass-tone snap, metal zipper; brown translucent plastic oval top handles",
                    "leather_description": "black suede body, napped texture visible in photo 1, photo 2, photo 3",
                    "lining_description": "unlined black suede interior visible in photo 5, photo 6, no fabric lining",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible in detail; edges appear raw suede without contrast stitching visible",
                    "strap_construction": "rigid brown plastic oval handles riveted to body, no shoulder strap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: Walborg label positively identifies maker, plastic-handle suede tote silhouette has no Coach catalog counterpart",
                    "Era: seller states 60s\/70s, Made in Italy Walborg label and construction consistent with vintage 1960s-1970s non-Coach bag, but non-Coach so estimated_era is unknown",
                    "Condition: Very Good; suede shows light wear and handling but no holes or tears visible in photo 1-photo 3, hardware tarnished in photo 1, interior appears clean in photo 5-photo 6"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.05,
                "vintage_probability": 0.85
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17745,
            "output_tokens": 1128,
            "total_tokens": 18873,
            "estimated_cost_usd": 0.009805
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18080,
            "output_tokens": 1427,
            "total_tokens": 19507,
            "estimated_cost_usd": 0.004758
        }
    ]
}