Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.025,
    "vintage_probability": 0.575,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.075,
    "confidence": 0.875,
    "recommended_max_bid": 16,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 45,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: leather crossbody handbag with an adjustable strap and multiple compartments is clearly visible",
        "photo 3: the bag has substantial leather trim and decorative stitched detailing",
        "photo 2, photo 4: leather saddle\/crossbody handbag silhouette in brown leather - same broad population where misidentified vintage bags hide, but no Coach-specific identifier"
    ],
    "negative_evidence": [
        "photo 1: colorful woven textile front and decorative ethnic\/Mayan-style design are not characteristic of vintage Coach construction",
        "photo 5: rear panel has a sewn-in pictorial patch\/emblem rather than a Coach creed patch or Coach wordmark",
        "photos 1-7: no legible COACH wordmark, horse-and-carriage mark, leather hangtag, creed, or serial\/style number is visible",
        "photos 1, 2, 7: closure and strap hardware appear to be ordinary buckle\/ring hardware, not a recognizable Coach turnlock",
        "photo 5: the visible emblem appears to identify a non-Coach artisan or regional design, though its text is not fully legible",
        "photo 1, photo 2, photo 3: large colorful woven textile panel inset in flap - never used on vintage Coach classics which are all-leather glove-tanned",
        "photo 5: etched\/tooled Mayan\/Aztec folk figure on back panel - no Coach catalog style has folk-art etching",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible in any view",
        "photo 1, photo 3: buckle-strap closure, not Coach turnlock geometry; no turnlock present",
        "photo 6: silver-tone rings and rivets; vintage Coach classics use solid brass throughout with matching tone"
    ],
    "missing_information": [
        "photo 4: complete interior emptied and photographed clearly, including all pockets and seams",
        "photo 4: close-up of any interior label, stamp, or fabric tag",
        "photo 1: close-up of all hardware and zipper pulls for maker markings",
        "seller-stated dimensions and country or maker provenance",
        "photo of interior compartment emptied and interior walls\/pockets where creed would sit",
        "close-up of any maker stamp, leather patch, or fabric label inside or under flap",
        "close-up of hardware stamps and zipper pull brand"
    ],
    "authenticity_concerns": [
        "photos 1-7: materials, woven pattern, pictorial emblem, and construction are inconsistent with the classic vintage Coach handbag lines",
        "photo 5: visible non-Coach-style emblem suggests an artisan, regional, or ethnic leather bag rather than a Coach product"
    ],
    "possible_model_reasoning": [
        "The silhouette is a small flap crossbody with layered compartments, but it does not closely match a documented Coach classic model and the ethnic woven\/pictorial construction strongly favors a non-Coach artisan bag.",
        "Condition: Good; visible exterior wear, scuffing, discoloration, and edge wear in photos 1-7; interior coverage is incomplete.",
        "No Coach catalog style matches a leather bag with woven Aztec textile inset and etched Mayan back panel; construction, materials and decoration are consistent with Mexican\/South American tourist souvenir bag, not any Cashin, classic glove-tanned, or modern Coach line",
        "No creed, serial, wordmark, turnlock, solid brass hardware, or unlined glove-tanned interior observed to support a Coach model attribution",
        "Condition: Good to Very Good for a vintage souvenir bag; photo 4-6 show exterior wear, patina, scuffing and strap wear natural to age, interior stated excellent but not shown so lining unknown"
    ],
    "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, 2, 6, 7: dark or burnished silver-tone rings, buckles, rivets, and strap attachments; no Coach engraving visible",
        "leather_description": "photos 1-7: dark brown leather with substantial wear, scuffing, burnishing, and decorative embossed\/stitched borders; exact leather type not determinable",
        "lining_description": "photo 4: dark interior surface is visible, but material and full condition are not determinable",
        "strap_construction": "photos 1, 2, 6, 7: long adjustable leather strap attached with rings and buckle hardware; visible wear and stretched\/creased areas",
        "stitching_description": "photos 1-7: prominent contrasting and decorative stitched borders; stitching appears generally present but detailed workmanship cannot establish brand"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0028,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.65,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: leather crossbody handbag with an adjustable strap and multiple compartments is clearly visible",
                    "photo 3: the bag has substantial leather trim and decorative stitched detailing"
                ],
                "negative_evidence": [
                    "photo 1: colorful woven textile front and decorative ethnic\/Mayan-style design are not characteristic of vintage Coach construction",
                    "photo 5: rear panel has a sewn-in pictorial patch\/emblem rather than a Coach creed patch or Coach wordmark",
                    "photos 1-7: no legible COACH wordmark, horse-and-carriage mark, leather hangtag, creed, or serial\/style number is visible",
                    "photos 1, 2, 7: closure and strap hardware appear to be ordinary buckle\/ring hardware, not a recognizable Coach turnlock",
                    "photo 5: the visible emblem appears to identify a non-Coach artisan or regional design, though its text is not fully legible"
                ],
                "missing_information": [
                    "photo 4: complete interior emptied and photographed clearly, including all pockets and seams",
                    "photo 4: close-up of any interior label, stamp, or fabric tag",
                    "photo 1: close-up of all hardware and zipper pulls for maker markings",
                    "seller-stated dimensions and country or maker provenance"
                ],
                "authenticity_concerns": [
                    "photos 1-7: materials, woven pattern, pictorial emblem, and construction are inconsistent with the classic vintage Coach handbag lines",
                    "photo 5: visible non-Coach-style emblem suggests an artisan, regional, or ethnic leather bag rather than a Coach product"
                ],
                "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, 2, 6, 7: dark or burnished silver-tone rings, buckles, rivets, and strap attachments; no Coach engraving visible",
                    "leather_description": "photos 1-7: dark brown leather with substantial wear, scuffing, burnishing, and decorative embossed\/stitched borders; exact leather type not determinable",
                    "lining_description": "photo 4: dark interior surface is visible, but material and full condition are not determinable",
                    "strap_construction": "photos 1, 2, 6, 7: long adjustable leather strap attached with rings and buckle hardware; visible wear and stretched\/creased areas",
                    "stitching_description": "photos 1-7: prominent contrasting and decorative stitched borders; stitching appears generally present but detailed workmanship cannot establish brand"
                },
                "possible_model_reasoning": [
                    "The silhouette is a small flap crossbody with layered compartments, but it does not closely match a documented Coach classic model and the ethnic woven\/pictorial construction strongly favors a non-Coach artisan bag.",
                    "Condition: Good; visible exterior wear, scuffing, discoloration, and edge wear in photos 1-7; interior coverage is incomplete."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 20,
                "estimated_resale_low": 15,
                "estimated_resale_high": 60
            }
        },
        {
            "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": 0.65,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo of interior compartment emptied and interior walls\/pockets where creed would sit",
                    "close-up of any maker stamp, leather patch, or fabric label inside or under flap",
                    "close-up of hardware stamps and zipper pull brand"
                ],
                "negative_evidence": [
                    "photo 1, photo 2, photo 3: large colorful woven textile panel inset in flap - never used on vintage Coach classics which are all-leather glove-tanned",
                    "photo 5: etched\/tooled Mayan\/Aztec folk figure on back panel - no Coach catalog style has folk-art etching",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible in any view",
                    "photo 1, photo 3: buckle-strap closure, not Coach turnlock geometry; no turnlock present",
                    "photo 6: silver-tone rings and rivets; vintage Coach classics use solid brass throughout with matching tone"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone metal rings, rivets and buckle-type strap closure; no brass turnlock; no COACH stamping visible",
                    "leather_description": "distressed medium-dark brown leather with worn patina and decorative punched border on flap edges, combined with colorful striped woven textile inset on front flap",
                    "lining_description": "not_visible - photo 4 shows dark interior of flap\/body but lining material not clearly legible; seller states inside pocket has zipper but not shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "visible edge stitching around flap and body with decorative punched\/embossed border; functional stitching appears intact but not Coach-matched tight straight stitching",
                    "strap_construction": "long narrow flat leather adjustable crossbody strap attached via silver-tone metal rings and rivets",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 2, photo 4: leather saddle\/crossbody handbag silhouette in brown leather - same broad population where misidentified vintage bags hide, but no Coach-specific identifier"
                ],
                "possible_model_reasoning": [
                    "No Coach catalog style matches a leather bag with woven Aztec textile inset and etched Mayan back panel; construction, materials and decoration are consistent with Mexican\/South American tourist souvenir bag, not any Cashin, classic glove-tanned, or modern Coach line",
                    "No creed, serial, wordmark, turnlock, solid brass hardware, or unlined glove-tanned interior observed to support a Coach model attribution",
                    "Condition: Good to Very Good for a vintage souvenir bag; photo 4-6 show exterior wear, patina, scuffing and strap wear natural to age, interior stated excellent but not shown so lining unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.5
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17756,
            "output_tokens": 811,
            "total_tokens": 18567,
            "estimated_cost_usd": 0.009049
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18092,
            "output_tokens": 1338,
            "total_tokens": 19430,
            "estimated_cost_usd": 0.004689
        }
    ]
}