Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.235,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.045,
    "confidence": 0.82,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 15,
    "estimated_resale_high": 42.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Leather shoulder handbag with a substantial body and attached strap is clearly visible.",
        "photo 2: The bag appears to use leather or leather-like material with extensive fringe and a decorative closure."
    ],
    "negative_evidence": [
        "photo 2: Oversized silver-tone western\/equestrian-style medallion clasp is unlike the restrained turnlocks and hardware used on classic vintage Coach bags.",
        "photo 6: Close-up shows a decorative plated-looking medallion with no visible COACH marking.",
        "photo 1: The strongly bohemian fringed silhouette does not closely match the documented classic Coach model catalog.",
        "photo 1: No Coach wordmark, horse-and-carriage logo, hangtag, or other brand identifier is visible.",
        "photo 7: The leather appears thin and heavily pebbled rather than the smooth glove-tanned leather typical of many vintage Coach classics.",
        "photo 1-5: full fringe skirt and large western concho center closure never used on vintage Coach classics",
        "photo 6: silver-tone concho hardware vs solid brass expected on 1970s-1990s Coach",
        "photo 1-5: no turnlock, no brass dogleash clips, no bead-chain hangtag visible",
        "photo 1-5: pleated slouchy hobo silhouette with fringe does not match any Coach catalog style",
        "photo 1-6: no COACH wordmark, horse-and-carriage, or creed patch visible"
    ],
    "missing_information": [
        "photo 1-7: Interior is not shown; request a clear photo of the entire interior, lining, pockets, and any sewn-in label or creed patch.",
        "photo 1-7: Bottom, side seams, strap attachments, and zipper or closure construction are not fully documented.",
        "photo 1-7: No close-up of any interior label, country-of-origin mark, or serial\/style number is provided.",
        "photo of interior emptied including back wall and pockets to check for creed patch",
        "photo of bottom and corners",
        "photo of zipper pull and any brand stamps",
        "photo of strap attachments and full strap"
    ],
    "authenticity_concerns": [
        "photo 6: The large decorative western medallion clasp is a lookalike-style cue rather than a recognizable vintage Coach identifier.",
        "photo 1-7: Coach manufacture cannot be supported from the visible construction or identifiers; the item is more consistent with an unbranded boho leather bag.",
        "photo 1-6: western fringe plus oversized silver-tone concho closure has no counterpart in Coach catalog and is inconsistent with Coach design language"
    ],
    "possible_model_reasoning": [
        "No listed Coach model is a convincing match: the extensive fringe, integrated shoulder strap, and oversized western medallion closure point toward a generic boho\/western satchel rather than City Bag, Willis, Court, Dinky, or another catalog classic.",
        "Condition: Good; leather is visibly creased and somewhat dry, with extensive fringe wear and uneven fringe lengths visible in photos 1, 2, 5, and 7. Interior condition and odor are unknown.",
        "No Coach model fits: fringe + concho hobo is not in Classic, Cashin, or modern catalog; no identifiers to decode",
        "Condition: Very Good to Excellent exterior; leather supple with no visible corner wear, fringe intact (photo 2-3), interior and bottom not shown so capped",
        "Era reasoning: western fringe hobo style is typical non-Coach boho 1980s-2000s; without interior\/creed\/hardware marks cannot date, assessed as non-Coach"
    ],
    "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 6: Large silver-tone scalloped western-style decorative clasp\/medallion with a leather strap through the center; no COACH engraving is visible.",
        "leather_description": "photos 1, 2, 5, 7: Cognac\/tan, visibly pebbled and wrinkled leather or leather-like material with extensive narrow fringe; apparent surface dryness and substantial creasing are visible.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1, 3, 4, 5: Single broad shoulder strap integrated into the bag with folded leather attachment sections; no adjustable hardware is visible.",
        "stitching_description": "photos 1, 2, 5: Visible perimeter and panel stitching appears generally even, though the close-up coverage is incomplete."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0037,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.04,
                "vintage_probability": 0.12,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.06,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Leather shoulder handbag with a substantial body and attached strap is clearly visible.",
                    "photo 2: The bag appears to use leather or leather-like material with extensive fringe and a decorative closure."
                ],
                "negative_evidence": [
                    "photo 2: Oversized silver-tone western\/equestrian-style medallion clasp is unlike the restrained turnlocks and hardware used on classic vintage Coach bags.",
                    "photo 6: Close-up shows a decorative plated-looking medallion with no visible COACH marking.",
                    "photo 1: The strongly bohemian fringed silhouette does not closely match the documented classic Coach model catalog.",
                    "photo 1: No Coach wordmark, horse-and-carriage logo, hangtag, or other brand identifier is visible.",
                    "photo 7: The leather appears thin and heavily pebbled rather than the smooth glove-tanned leather typical of many vintage Coach classics."
                ],
                "missing_information": [
                    "photo 1-7: Interior is not shown; request a clear photo of the entire interior, lining, pockets, and any sewn-in label or creed patch.",
                    "photo 1-7: Bottom, side seams, strap attachments, and zipper or closure construction are not fully documented.",
                    "photo 1-7: No close-up of any interior label, country-of-origin mark, or serial\/style number is provided."
                ],
                "authenticity_concerns": [
                    "photo 6: The large decorative western medallion clasp is a lookalike-style cue rather than a recognizable vintage Coach identifier.",
                    "photo 1-7: Coach manufacture cannot be supported from the visible construction or identifiers; the item is more consistent with an unbranded boho leather 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": "photo 6: Large silver-tone scalloped western-style decorative clasp\/medallion with a leather strap through the center; no COACH engraving is visible.",
                    "leather_description": "photos 1, 2, 5, 7: Cognac\/tan, visibly pebbled and wrinkled leather or leather-like material with extensive narrow fringe; apparent surface dryness and substantial creasing are visible.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1, 3, 4, 5: Single broad shoulder strap integrated into the bag with folded leather attachment sections; no adjustable hardware is visible.",
                    "stitching_description": "photos 1, 2, 5: Visible perimeter and panel stitching appears generally even, though the close-up coverage is incomplete."
                },
                "possible_model_reasoning": [
                    "No listed Coach model is a convincing match: the extensive fringe, integrated shoulder strap, and oversized western medallion closure point toward a generic boho\/western satchel rather than City Bag, Willis, Court, Dinky, or another catalog classic.",
                    "Condition: Good; leather is visibly creased and somewhat dry, with extensive fringe wear and uneven fringe lengths visible in photos 1, 2, 5, and 7. Interior condition and odor are unknown."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 50
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-6: western fringe plus oversized silver-tone concho closure has no counterpart in Coach catalog and is inconsistent with Coach design language"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior emptied including back wall and pockets to check for creed patch",
                    "photo of bottom and corners",
                    "photo of zipper pull and any brand stamps",
                    "photo of strap attachments and full strap"
                ],
                "negative_evidence": [
                    "photo 1-5: full fringe skirt and large western concho center closure never used on vintage Coach classics",
                    "photo 6: silver-tone concho hardware vs solid brass expected on 1970s-1990s Coach",
                    "photo 1-5: no turnlock, no brass dogleash clips, no bead-chain hangtag visible",
                    "photo 1-5: pleated slouchy hobo silhouette with fringe does not match any Coach catalog style",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, or creed patch visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "large oval silver-tone western concho with scalloped edge at front center (photo 6); no turnlock, no brass hardware visible",
                    "leather_description": "cognac \/ medium brown pebbled leather with soft slouch, pleated front yoke, long cut fringe on V-seam",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight dark thread along yoke and fringe seam visible in photo 2 and 6; no close-up of stress points",
                    "strap_construction": "single fixed shoulder strap in same leather, sewn \/ wrapped at top edge (photo 2, photo 5)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: fringe + concho hobo is not in Classic, Cashin, or modern catalog; no identifiers to decode",
                    "Condition: Very Good to Excellent exterior; leather supple with no visible corner wear, fringe intact (photo 2-3), interior and bottom not shown so capped",
                    "Era reasoning: western fringe hobo style is typical non-Coach boho 1980s-2000s; without interior\/creed\/hardware marks cannot date, assessed as non-Coach"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28781,
            "output_tokens": 898,
            "total_tokens": 29679,
            "estimated_cost_usd": 0.013668
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30094,
            "output_tokens": 1479,
            "total_tokens": 31573,
            "estimated_cost_usd": 0.007202
        }
    ]
}