Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.45,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.81,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.865,
    "recommended_max_bid": 10,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Complete small shoulder handbag with a structured metal kiss-lock frame and detachable long strap.",
        "photo 5: Interior label visibly reads \"MADE IN ITALY,\" supporting Italian manufacture but not Coach manufacture.",
        "photo 5-6: MADE IN ITALY tag - Italy was used by Coach in 1992-1998, but tag format here is generic fabric, not Coach creed"
    ],
    "negative_evidence": [
        "photo 1: Exterior is pink woven\/textile fabric rather than the glove-tanned leather typical of vintage Coach classics.",
        "photo 1: No visible Coach wordmark, horse-and-carriage mark, leather hangtag, or creed patch.",
        "photo 5: Interior uses glossy dark synthetic-looking lining and a metal frame construction, with no Coach creed visible.",
        "photo 6: The visible label reads only \"MADE IN ITALY\" and does not identify Coach.",
        "photo 1: The central closure is a frame\/kiss-lock style, not a recognizable vintage Coach turnlock.",
        "photo 1-4: body is woven red\/coral textile, not glove-tanned cowhide - fails Step 1 leather triage",
        "photo 5-6: black shiny synthetic lining, not unlined suede - inconsistent with vintage Coach classics",
        "photo 1,4,5: kisslock frame closure with ball clasp, no turnlock of Coach geometry present",
        "photo 5-6: only generic white fabric MADE IN ITALY tag visible, no leather creed patch, no No. serial, no COACH wordmark",
        "photo 1-4: thin textile shoulder strap with small gold-tone lobster clasps, not buckle-adjustable leather strap with brass dogleash clips"
    ],
    "missing_information": [
        "A clear photograph of the entire interior label and any additional tags would help identify the maker.",
        "A bottom, side, and close-up stitching photograph would help assess construction and condition.",
        "Seller-stated dimensions are visible in photo 3, but exact measurements and material composition are not provided.",
        "photo 5-6: interior fabric tag brand name not legible - request straight-on close-up of full tag text",
        "photo 5-6: no leather creed patch shown - confirm no stamped leather patch inside pockets",
        "photo 1-4: exterior material close-up to confirm woven textile vs leather"
    ],
    "authenticity_concerns": [
        "The bag lacks visible Coach identifiers and its textile, frame-purse construction is inconsistent with the likely vintage Coach models in the reference catalog.",
        "The Made in Italy label alone is not evidence of Coach manufacture; it is compatible with many Italian accessory makers."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the kiss-lock frame, woven body, glossy lining, and Made in Italy label do not correspond to the listed vintage Coach leather models.",
        "Condition appears Very Good from the available photos: the bag is visibly used\/creased but no major tears, broken hardware, or severe staining are apparent; the full bottom and strap condition are not fully documented.",
        "No Coach silhouette match: Coach Cashin-era kisslock bags (Swinger \/ Chubby Clutch \/ Double Header) were leather with striped\/plaid linings and Cashin labels, not woven textile with shiny synthetic lining",
        "No hard identifiers: no creed patch, no serial, no COACH wordmark, no hangtag, no solid-brass turnlock in any of 6 photos",
        "Construction read points away from Coach: textile body + synthetic lining + plated kisslock frame = generic vintage-style evening\/crossbody, not glove-tanned Coach",
        "Condition: Very Good to Excellent for generic bag; textile exterior clean in photos, frame bright, lining appears intact with creasing from storage (photo 5)"
    ],
    "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, 5 and 6 show a bright metal kiss-lock frame, small circular top loop, and gold-tone strap clips; no Coach engraving is visible.",
        "leather_description": "Photos 1-4 show pink woven\/textile exterior; leather is not visible except for narrow strap sections that appear coated or synthetic.",
        "lining_description": "Photos 5-6 show glossy dark navy\/black lining, apparently synthetic, with a small white Made in Italy label.",
        "strap_construction": "Photos 1-4 show a thin adjustable-looking shoulder strap with metal end fittings and detachable clips; strap material appears smooth\/coated rather than clearly leather.",
        "stitching_description": "Photos 1-4 show visible textile edges and seams, but stitching is not detailed enough for a close construction assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0029,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.55,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.05,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Complete small shoulder handbag with a structured metal kiss-lock frame and detachable long strap.",
                    "photo 5: Interior label visibly reads \"MADE IN ITALY,\" supporting Italian manufacture but not Coach manufacture."
                ],
                "negative_evidence": [
                    "photo 1: Exterior is pink woven\/textile fabric rather than the glove-tanned leather typical of vintage Coach classics.",
                    "photo 1: No visible Coach wordmark, horse-and-carriage mark, leather hangtag, or creed patch.",
                    "photo 5: Interior uses glossy dark synthetic-looking lining and a metal frame construction, with no Coach creed visible.",
                    "photo 6: The visible label reads only \"MADE IN ITALY\" and does not identify Coach.",
                    "photo 1: The central closure is a frame\/kiss-lock style, not a recognizable vintage Coach turnlock."
                ],
                "missing_information": [
                    "A clear photograph of the entire interior label and any additional tags would help identify the maker.",
                    "A bottom, side, and close-up stitching photograph would help assess construction and condition.",
                    "Seller-stated dimensions are visible in photo 3, but exact measurements and material composition are not provided."
                ],
                "authenticity_concerns": [
                    "The bag lacks visible Coach identifiers and its textile, frame-purse construction is inconsistent with the likely vintage Coach models in the reference catalog.",
                    "The Made in Italy label alone is not evidence of Coach manufacture; it is compatible with many Italian accessory makers."
                ],
                "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, 5 and 6 show a bright metal kiss-lock frame, small circular top loop, and gold-tone strap clips; no Coach engraving is visible.",
                    "leather_description": "Photos 1-4 show pink woven\/textile exterior; leather is not visible except for narrow strap sections that appear coated or synthetic.",
                    "lining_description": "Photos 5-6 show glossy dark navy\/black lining, apparently synthetic, with a small white Made in Italy label.",
                    "strap_construction": "Photos 1-4 show a thin adjustable-looking shoulder strap with metal end fittings and detachable clips; strap material appears smooth\/coated rather than clearly leather.",
                    "stitching_description": "Photos 1-4 show visible textile edges and seams, but stitching is not detailed enough for a close construction assessment."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match: the kiss-lock frame, woven body, glossy lining, and Made in Italy label do not correspond to the listed vintage Coach leather models.",
                    "Condition appears Very Good from the available photos: the bag is visibly used\/creased but no major tears, broken hardware, or severe staining are apparent; the full bottom and strap condition are not fully documented."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.82,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.72,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo 5-6: interior fabric tag brand name not legible - request straight-on close-up of full tag text",
                    "photo 5-6: no leather creed patch shown - confirm no stamped leather patch inside pockets",
                    "photo 1-4: exterior material close-up to confirm woven textile vs leather"
                ],
                "negative_evidence": [
                    "photo 1-4: body is woven red\/coral textile, not glove-tanned cowhide - fails Step 1 leather triage",
                    "photo 5-6: black shiny synthetic lining, not unlined suede - inconsistent with vintage Coach classics",
                    "photo 1,4,5: kisslock frame closure with ball clasp, no turnlock of Coach geometry present",
                    "photo 5-6: only generic white fabric MADE IN ITALY tag visible, no leather creed patch, no No. serial, no COACH wordmark",
                    "photo 1-4: thin textile shoulder strap with small gold-tone lobster clasps, not buckle-adjustable leather strap with brass dogleash clips"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone kisslock frame with ball-and-loop clasp and small lobster-clasp strap ends; thin, bright plated appearance, not solid brass vintage hardware",
                    "leather_description": "no leather visible; red\/coral woven textile body with visible weave texture",
                    "lining_description": "black shiny synthetic lining visible in photo 5-6, gathered at frame",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - weave texture obscures stitching, no contrast stitching observed",
                    "strap_construction": "thin red textile\/leatherette crossbody strap with gold-tone hardware at ends, detachable via lobster clasps",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 5-6: MADE IN ITALY tag - Italy was used by Coach in 1992-1998, but tag format here is generic fabric, not Coach creed"
                ],
                "possible_model_reasoning": [
                    "No Coach silhouette match: Coach Cashin-era kisslock bags (Swinger \/ Chubby Clutch \/ Double Header) were leather with striped\/plaid linings and Cashin labels, not woven textile with shiny synthetic lining",
                    "No hard identifiers: no creed patch, no serial, no COACH wordmark, no hangtag, no solid-brass turnlock in any of 6 photos",
                    "Construction read points away from Coach: textile body + synthetic lining + plated kisslock frame = generic vintage-style evening\/crossbody, not glove-tanned Coach",
                    "Condition: Very Good to Excellent for generic bag; textile exterior clean in photos, frame bright, lining appears intact with creasing from storage (photo 5)"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17779,
            "output_tokens": 818,
            "total_tokens": 18597,
            "estimated_cost_usd": 0.009075
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18111,
            "output_tokens": 1459,
            "total_tokens": 19570,
            "estimated_cost_usd": 0.004789
        }
    ]
}