Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.025,
    "vintage_probability": 0.375,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.715,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.86,
    "recommended_max_bid": 16,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 37.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a leather shoulder\/crossbody handbag with a structured body and long strap.",
        "photo 5: Raw suede-like interior appears visible, which can occur on older leather bags, but is not specific to Coach.",
        "photo 1, photo 4: leather handbag with suede-back unlined interior broadly similar to unlined construction",
        "photo 6: raw suede interior texture"
    ],
    "negative_evidence": [
        "photo 1: Front has extensive decorative tooling, punched\/laced edging, and braided leather straps, unlike the documented classic Coach construction shown in the reference catalog.",
        "photo 1: Closure appears to be a simple snap\/button rather than a Coach turnlock, dogleash closure, or cataloged classic closure.",
        "photo 2: No visible Coach wordmark, horse-and-carriage mark, or leather creed patch.",
        "photo 3: Side construction and decorative leatherwork look artisan or western-inspired rather than Coach glove-tanned classic construction.",
        "photo 5: Interior is dark and only partially visible; no Coach label or creed can be identified.",
        "photo 6: Leather strap attachment and braided strap design do not match typical Coach adjustable buckle or detachable clip construction.",
        "photo 1, photo 2: no COACH wordmark, horse-and-carriage, or hangtag visible",
        "photo 6: interior shows no creed patch on back wall, only raw suede",
        "photo 1, photo 6: snap-button closure, no turnlock present",
        "photo 1-5: all-over punched\/tooled mandala pattern and whipstitch laced edges not used on Coach classics",
        "photo 1, photo 3, photo 4: thin braided cord crossbody strap with rivet attachment, not Coach buckle-adjustable strap or dogleash clips",
        "photo 1, photo 6: silver-tone snap and rivets, not vintage Coach solid brass turnlock hardware"
    ],
    "missing_information": [
        "Straight-on interior photo with the bag emptied, including every interior wall and pocket.",
        "Close-up of any interior, exterior, or hardware stamps.",
        "Clear photos of the closure, backside, strap attachments, and all four corners.",
        "Seller-stated maker, country of manufacture, or provenance if available.",
        "no creed patch shown in interior views - request straight-on creed photo to confirm absence",
        "no hardware brand stamps shown",
        "no maker mark or country mark shown"
    ],
    "authenticity_concerns": [
        "photo 1: The bag lacks any visible Coach identifier and has a highly distinctive tooled-and-laced artisan design; it is much more consistent with a non-Coach leather bag.",
        "photo 2: Decorative tooling is not evidence of Coach manufacture and does not correspond to a recognizable Coach model.",
        "photo 1, photo 2: large tooled mandala medallion decoration inconsistent with vintage Coach glove-tanned classics which are plain tone-on-tone",
        "photo 1-5: laced whipstitch edge construction and thin braided cord strap inconsistent with Coach construction"
    ],
    "possible_model_reasoning": [
        "No plausible Coach catalog model identified. The tooled, laced, braided-strap silhouette does not closely match the listed City Bag, Court, Willis, Station, Dinky, Stewardess, or other Coach models.",
        "Era cannot be established from an identifier. The visible construction may be older or simply handmade, so vintage_probability remains limited rather than high.",
        "Condition: Good; visible scratches, surface wear, and aged leather are present in photos 1-4, while the full interior and strap condition are not adequately shown.",
        "No Coach catalog silhouette matches: tooled decoration, laced edges, snap tab and braided cord strap fit 1970s-style boho \/ handcrafted souvenir bag, not City Bag, Dinky, Court, Willis or other classics",
        "No creed, serial, wordmark, turnlock or hangtag to decode; era cannot be Coach-dated",
        "Condition: Good; visible surface scratches and patina (photo 2), edge wear and dryness, strap thin but intact; bottom intact (photo 5), interior unlined with wear (photo 6)"
    ],
    "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: Small round metal snap\/button at the upper center and small rivets at the strap attachments; no visible Coach-engraved hardware.",
        "leather_description": "photos 1-4: Brown leather with extensive stamped\/tooling decoration, punched edging, braided leather straps, visible scratches and surface wear.",
        "lining_description": "photo 5: Dark raw suede-like interior is partially visible; full lining and any label are not visible.",
        "strap_construction": "photos 1, 3, 4: Long braided leather drawstring-style shoulder strap attached near the upper sides; no buckle adjustment or detachable Coach-style clips visible.",
        "stitching_description": "photos 1-4: Perimeter stitching and decorative punched\/laced edging are visible; construction appears handmade or artisan-style, with no clearly Coach-specific stitching feature."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0008,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a leather shoulder\/crossbody handbag with a structured body and long strap.",
                    "photo 5: Raw suede-like interior appears visible, which can occur on older leather bags, but is not specific to Coach."
                ],
                "negative_evidence": [
                    "photo 1: Front has extensive decorative tooling, punched\/laced edging, and braided leather straps, unlike the documented classic Coach construction shown in the reference catalog.",
                    "photo 1: Closure appears to be a simple snap\/button rather than a Coach turnlock, dogleash closure, or cataloged classic closure.",
                    "photo 2: No visible Coach wordmark, horse-and-carriage mark, or leather creed patch.",
                    "photo 3: Side construction and decorative leatherwork look artisan or western-inspired rather than Coach glove-tanned classic construction.",
                    "photo 5: Interior is dark and only partially visible; no Coach label or creed can be identified.",
                    "photo 6: Leather strap attachment and braided strap design do not match typical Coach adjustable buckle or detachable clip construction."
                ],
                "missing_information": [
                    "Straight-on interior photo with the bag emptied, including every interior wall and pocket.",
                    "Close-up of any interior, exterior, or hardware stamps.",
                    "Clear photos of the closure, backside, strap attachments, and all four corners.",
                    "Seller-stated maker, country of manufacture, or provenance if available."
                ],
                "authenticity_concerns": [
                    "photo 1: The bag lacks any visible Coach identifier and has a highly distinctive tooled-and-laced artisan design; it is much more consistent with a non-Coach leather bag.",
                    "photo 2: Decorative tooling is not evidence of Coach manufacture and does not correspond to a recognizable Coach model."
                ],
                "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: Small round metal snap\/button at the upper center and small rivets at the strap attachments; no visible Coach-engraved hardware.",
                    "leather_description": "photos 1-4: Brown leather with extensive stamped\/tooling decoration, punched edging, braided leather straps, visible scratches and surface wear.",
                    "lining_description": "photo 5: Dark raw suede-like interior is partially visible; full lining and any label are not visible.",
                    "strap_construction": "photos 1, 3, 4: Long braided leather drawstring-style shoulder strap attached near the upper sides; no buckle adjustment or detachable Coach-style clips visible.",
                    "stitching_description": "photos 1-4: Perimeter stitching and decorative punched\/laced edging are visible; construction appears handmade or artisan-style, with no clearly Coach-specific stitching feature."
                },
                "possible_model_reasoning": [
                    "No plausible Coach catalog model identified. The tooled, laced, braided-strap silhouette does not closely match the listed City Bag, Court, Willis, Station, Dinky, Stewardess, or other Coach models.",
                    "Era cannot be established from an identifier. The visible construction may be older or simply handmade, so vintage_probability remains limited rather than high.",
                    "Condition: Good; visible scratches, surface wear, and aged leather are present in photos 1-4, while the full interior and strap condition are not adequately shown."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 20,
                "estimated_resale_low": 15,
                "estimated_resale_high": 50
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1, photo 2: large tooled mandala medallion decoration inconsistent with vintage Coach glove-tanned classics which are plain tone-on-tone",
                    "photo 1-5: laced whipstitch edge construction and thin braided cord strap inconsistent with Coach construction"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "no creed patch shown in interior views - request straight-on creed photo to confirm absence",
                    "no hardware brand stamps shown",
                    "no maker mark or country mark shown"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: no COACH wordmark, horse-and-carriage, or hangtag visible",
                    "photo 6: interior shows no creed patch on back wall, only raw suede",
                    "photo 1, photo 6: snap-button closure, no turnlock present",
                    "photo 1-5: all-over punched\/tooled mandala pattern and whipstitch laced edges not used on Coach classics",
                    "photo 1, photo 3, photo 4: thin braided cord crossbody strap with rivet attachment, not Coach buckle-adjustable strap or dogleash clips",
                    "photo 1, photo 6: silver-tone snap and rivets, not vintage Coach solid brass turnlock hardware"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone snap closure on front tab and small dome rivets at top corners; no brass turnlock, no engraved branding visible",
                    "leather_description": "medium brown smooth leather with darker patina and surface scratches; large circular punched\/tooled mandala motif on front",
                    "lining_description": "unlined with raw suede reverse visible in photo 6; no fabric lining",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "no conventional stitched seams visible; edges joined with leather lacing \/ whipstitch around perimeter and bottom gusset",
                    "strap_construction": "very thin braided leather cord crossbody strap, looped through top edge, no buckle adjustment or brass clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1, photo 4: leather handbag with suede-back unlined interior broadly similar to unlined construction",
                    "photo 6: raw suede interior texture"
                ],
                "possible_model_reasoning": [
                    "No Coach catalog silhouette matches: tooled decoration, laced edges, snap tab and braided cord strap fit 1970s-style boho \/ handcrafted souvenir bag, not City Bag, Dinky, Court, Willis or other classics",
                    "No creed, serial, wordmark, turnlock or hangtag to decode; era cannot be Coach-dated",
                    "Condition: Good; visible surface scratches and patina (photo 2), edge wear and dryness, strap thin but intact; bottom intact (photo 5), interior unlined with wear (photo 6)"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.4
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17769,
            "output_tokens": 867,
            "total_tokens": 18636,
            "estimated_cost_usd": 0.009188
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18106,
            "output_tokens": 1408,
            "total_tokens": 19514,
            "estimated_cost_usd": 0.004748
        }
    ]
}