Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.03,
    "vintage_probability": 0.55,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.77,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 15,
    "estimated_resale_high": 42.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag with a flap-style front, removable shoulder strap, and compact clutch proportions.",
        "photo 5: Interior includes a small fabric label that appears to reference genuine eel material, consistent with the seller's eelskin description.",
        "photo 1: Burgundy textured exotic-skin construction is visible.",
        "photo 1: leather flap shoulder bag \/ clutch silhouette of a type widely copied, consistent with vintage 1980s-1990s production",
        "photo 6: suede-nap interior under flap and zip pocket shows leather-backed construction"
    ],
    "negative_evidence": [
        "photo 1: The vertically segmented, glossy eelskin body is not characteristic of Coach's usual glove-tanned cowhide or cataloged vintage silhouettes.",
        "photo 1: No Coach wordmark, horse-and-carriage, or recognizable Coach hardware is visible.",
        "photo 2: Closure appears to be a plain narrow bar\/slot arrangement rather than a Coach turnlock.",
        "photo 3: Strap attachments and hardware appear generic and include mixed metallic tones, with no visible Coach engraving.",
        "photo 5: Interior is fabric-lined and has no visible Coach creed patch.",
        "photo 6: Visible zipper pull\/label area does not show a Coach identifier.",
        "photo 1-4: exterior is burgundy eelskin with glossy striped panels, not Coach glove-tanned cowhide",
        "photo 1-4: no Coach turnlock; closure appears to be flap with snap\/magnetic, hardware is thin gold-tone swivel snap-hooks, not solid brass vintage Coach hardware",
        "photo 5: compartment shows brown patterned textile lining, not unlined suede-back glove-tanned classic interior",
        "photo 6: interior shows small black fabric tag with yellow text, not a stamped leather Coach creed patch; no COACH wordmark visible in any photo",
        "photo 3: thin removable strap on D-rings with lobster-type clips, not Coach buckle-adjustable or dogleash-clip strap construction"
    ],
    "missing_information": [
        "photo 1-6: No straight-on photograph of every interior wall or pocket; a Coach creed or sewn brand label could be concealed.",
        "photo 1-6: No clear bottom, back, or full strap-detail photograph.",
        "photo 3 and photo 6: Hardware and zipper markings are not shown close enough to read fully.",
        "photo 6: The small interior label should be photographed straight-on at higher resolution for exact transcription.",
        "photo of any maker label \/ fabric tag text legible straight-on (photo 6 tag reads only 'GENU...')",
        "creed patch \/ interior back wall straight-on in raking light to confirm no Coach creed",
        "hardware close-up showing stamps or brand marks"
    ],
    "authenticity_concerns": [
        "The visible exotic-skin construction, generic hardware, and absence of Coach identifiers are substantially inconsistent with a vintage Coach classic.",
        "A fabric-lined eelskin bag without a visible creed or Coach label is more consistent with a non-Coach vintage accessory than with Coach manufacture."
    ],
    "possible_model_reasoning": [
        "The flap shoulder-bag\/clutch shape does not closely match the listed classic Coach models, and the eelskin construction points away from Coach.",
        "No visible creed, serial\/style number, Coach wordmark, or Coach-specific carriage hardware is present.",
        "Condition: Good to Very Good; noticeable creasing and surface wrinkling are visible, while the interior and hardware appear functional in the provided photos. Bottom and full exterior wear are not fully documented.",
        "No Coach identifier visible in any photo: no creed patch, no COACH wordmark, no hangtag, no turnlock. Exterior eelskin and textile lining are inconsistent with 1970s-1990s Coach classics which are unlined glove-tanned cowhide with solid brass turnlock. No catalog style matches; rated <=0.10 so no Coach models listed. Condition: Very Good to Excellent; exterior gloss intact with light creasing (photo 2,4), corners not worn through (photo 1), interior appears clean (photo 6), strap intact (photo 4)."
    ],
    "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 1-4: Small generic strap clips and rings are visible; hardware appears mixed gold-tone and silver-tone in places. No Coach engraving is legible.",
        "leather_description": "photo 1-4: Glossy burgundy vertically segmented eelskin or similar exotic skin; visible wrinkling and creasing.",
        "lining_description": "photo 5-6: Fabric-lined interior in dark brown\/mauve tones with a zippered compartment; small interior label is present but not fully legible.",
        "strap_construction": "photo 1, 3-4: Thin adjustable\/removable shoulder strap attached with small clips; strap shows creasing and edge wear.",
        "stitching_description": "photo 1-4: Visible stitching appears generally even, though close-up construction details at stress points are limited."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0033,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.45,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag with a flap-style front, removable shoulder strap, and compact clutch proportions.",
                    "photo 5: Interior includes a small fabric label that appears to reference genuine eel material, consistent with the seller's eelskin description.",
                    "photo 1: Burgundy textured exotic-skin construction is visible."
                ],
                "negative_evidence": [
                    "photo 1: The vertically segmented, glossy eelskin body is not characteristic of Coach's usual glove-tanned cowhide or cataloged vintage silhouettes.",
                    "photo 1: No Coach wordmark, horse-and-carriage, or recognizable Coach hardware is visible.",
                    "photo 2: Closure appears to be a plain narrow bar\/slot arrangement rather than a Coach turnlock.",
                    "photo 3: Strap attachments and hardware appear generic and include mixed metallic tones, with no visible Coach engraving.",
                    "photo 5: Interior is fabric-lined and has no visible Coach creed patch.",
                    "photo 6: Visible zipper pull\/label area does not show a Coach identifier."
                ],
                "missing_information": [
                    "photo 1-6: No straight-on photograph of every interior wall or pocket; a Coach creed or sewn brand label could be concealed.",
                    "photo 1-6: No clear bottom, back, or full strap-detail photograph.",
                    "photo 3 and photo 6: Hardware and zipper markings are not shown close enough to read fully.",
                    "photo 6: The small interior label should be photographed straight-on at higher resolution for exact transcription."
                ],
                "authenticity_concerns": [
                    "The visible exotic-skin construction, generic hardware, and absence of Coach identifiers are substantially inconsistent with a vintage Coach classic.",
                    "A fabric-lined eelskin bag without a visible creed or Coach label is more consistent with a non-Coach vintage accessory than with Coach manufacture."
                ],
                "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 1-4: Small generic strap clips and rings are visible; hardware appears mixed gold-tone and silver-tone in places. No Coach engraving is legible.",
                    "leather_description": "photo 1-4: Glossy burgundy vertically segmented eelskin or similar exotic skin; visible wrinkling and creasing.",
                    "lining_description": "photo 5-6: Fabric-lined interior in dark brown\/mauve tones with a zippered compartment; small interior label is present but not fully legible.",
                    "strap_construction": "photo 1, 3-4: Thin adjustable\/removable shoulder strap attached with small clips; strap shows creasing and edge wear.",
                    "stitching_description": "photo 1-4: Visible stitching appears generally even, though close-up construction details at stress points are limited."
                },
                "possible_model_reasoning": [
                    "The flap shoulder-bag\/clutch shape does not closely match the listed classic Coach models, and the eelskin construction points away from Coach.",
                    "No visible creed, serial\/style number, Coach wordmark, or Coach-specific carriage hardware is present.",
                    "Condition: Good to Very Good; noticeable creasing and surface wrinkling are visible, while the interior and hardware appear functional in the provided photos. Bottom and full exterior wear are not fully documented."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 50
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.7,
                "estimated_era": "unknown",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo of any maker label \/ fabric tag text legible straight-on (photo 6 tag reads only 'GENU...')",
                    "creed patch \/ interior back wall straight-on in raking light to confirm no Coach creed",
                    "hardware close-up showing stamps or brand marks"
                ],
                "negative_evidence": [
                    "photo 1-4: exterior is burgundy eelskin with glossy striped panels, not Coach glove-tanned cowhide",
                    "photo 1-4: no Coach turnlock; closure appears to be flap with snap\/magnetic, hardware is thin gold-tone swivel snap-hooks, not solid brass vintage Coach hardware",
                    "photo 5: compartment shows brown patterned textile lining, not unlined suede-back glove-tanned classic interior",
                    "photo 6: interior shows small black fabric tag with yellow text, not a stamped leather Coach creed patch; no COACH wordmark visible in any photo",
                    "photo 3: thin removable strap on D-rings with lobster-type clips, not Coach buckle-adjustable or dogleash-clip strap construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone small D-rings and swivel snap-hook strap ends; round snap on strap tab; no turnlock; tone is bright plated, not heavy solid brass",
                    "leather_description": "burgundy eelskin with vertical striped panels and high gloss, gathered\/ruched flap top; not glove-tanned cowhide",
                    "lining_description": "photo 5: brown patterned textile lining in interior pocket; photo 6: mauve-brown suede-like surface under flap and around zip pocket",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight edge stitching visible along flap and body; no contrast thread detail legible",
                    "strap_construction": "thin flat removable shoulder strap with snap-hook ends on D-rings, snap-button tab detail at attachment",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: leather flap shoulder bag \/ clutch silhouette of a type widely copied, consistent with vintage 1980s-1990s production",
                    "photo 6: suede-nap interior under flap and zip pocket shows leather-backed construction"
                ],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo: no creed patch, no COACH wordmark, no hangtag, no turnlock. Exterior eelskin and textile lining are inconsistent with 1970s-1990s Coach classics which are unlined glove-tanned cowhide with solid brass turnlock. No catalog style matches; rated <=0.10 so no Coach models listed. Condition: Very Good to Excellent; exterior gloss intact with light creasing (photo 2,4), corners not worn through (photo 1), interior appears clean (photo 6), strap intact (photo 4)."
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.65
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17734,
            "output_tokens": 879,
            "total_tokens": 18613,
            "estimated_cost_usd": 0.009203
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18072,
            "output_tokens": 1590,
            "total_tokens": 19662,
            "estimated_cost_usd": 0.004886
        }
    ]
}