Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.025,
    "vintage_probability": 0.41,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.82,
    "seller_misidentification_probability": 0.35,
    "confidence": 0.88,
    "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 leather body and shoulder-style beaded handle.",
        "photo 6: The interior appears leather or suede rather than synthetic fabric.",
        "photo 6: unlined leather interior with suede back is consistent with vintage glove-tanned construction in general, but not diagnostic for Coach without creed\/hardware\/silhouette"
    ],
    "negative_evidence": [
        "photo 1: Highly distinctive turquoise-beaded handle, central turquoise ornament, and extensive whipstitched edges are not characteristic of the cataloged vintage Coach silhouettes.",
        "photo 1: The glossy heavily embossed\/crackle-textured leather is inconsistent with the smooth glove-tanned leather typical of classic vintage Coach.",
        "photo 1: No visible Coach wordmark, horse-and-carriage, leather hangtag, or recognizable Coach hardware.",
        "photo 6: No visible sewn Coach creed patch, country line, or serial\/style number.",
        "photo 1: The closure is a leather loop and decorative stone rather than a Coach-style turnlock.",
        "photo 4: The handmade boho construction and ornamental stonework suggest an unbranded artisan or lookalike bag rather than Coach.",
        "photo 1, photo 4, photo 5: no turnlock, no brass hardware, no hangtag, no COACH wordmark or horse-and-carriage visible",
        "photo 1, photo 3, photo 4: stone-bead handle and stone toggle closure never used on Coach catalog styles",
        "photo 1, photo 4, photo 5: whipstitched\/laced perimeter construction with U-shaped sling pouch silhouette matches no Coach model in 1970s-2000s catalog",
        "photo 6: unlined suede interior with no creed patch visible on back wall, no zip pocket, no slip pocket, no fabric tag",
        "photo 2, photo 3: large turquoise-dyed stone beads as structural handle\/closure inconsistent with Coach leather, brass, and construction vocabulary"
    ],
    "missing_information": [
        "A straight-on, close-up photograph of every interior wall and pocket to confirm that no brand label or creed is present.",
        "Close-ups of any zipper, clasp, or other hardware, if present.",
        "A full side, bottom, and seam view to evaluate construction and material.",
        "Seller-stated dimensions and any provenance supporting the claimed 1960s date.",
        "no Coach creed or brand mark visible to request closer photo of, but interior fully shown with no patch",
        "no hardware stamps to check as no metal hardware present",
        "no exterior back\/bottom detailed views beyond photo 4, but construction already atypical for Coach"
    ],
    "authenticity_concerns": [
        "The visible construction does not match the usual Coach construction, hardware, or branding conventions.",
        "The seller's '60s' dating is not independently supported by a visible Coach identifier; the bag may be vintage but appears to be a different artisan or boho design."
    ],
    "possible_model_reasoning": [
        "No listed Coach model is a reasonable match: the beaded handle, central stone ornament, whipstitched perimeter, and nonstandard closure differ substantially from Coach Cashin, classic glove-tanned, and later catalog silhouettes.",
        "Seller title calls the item a vintage 60s bag, but this is seller-stated context only and does not establish Coach manufacture or a precise date.",
        "Condition: Good\/Fair; leather shows extensive creasing, cracking-like surface lines, and wear in photos 1 and 4. Interior and functional closure condition are only partly shown.",
        "No Coach model matches: U-shaped whipstitched pouch with beaded handle and stone toggle has no counterpart in Classic, Cashin, or modern catalog; turnlock, brass hardware, and creed all absent",
        "Serial decode: none - no number visible",
        "Era reasoning: boho\/artisan construction suggests modern (2000s+) non-Coach rather than 1960s Cashin despite seller 60s keyword; no Cashin frame, kisslock, carriage hardware, or striped lining",
        "Condition: Very Good; leather intact with surface crazing\/glaze as design, edges intact (photo 1, photo 4), interior clean suede (photo 6), beads intact"
    ],
    "estimated_era": "unknown",
    "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": "Visible handle hardware consists of small dark metal or leather-wrapped connectors and turquoise stone beads; no Coach-marked hardware is visible.",
        "leather_description": "Dark brown leather with pronounced glossy embossed or crackle texture and extensive surface creasing; material appears heavily worn or intentionally textured.",
        "lining_description": "Interior appears to be exposed suede or unfinished leather; no label is visible in photo 6.",
        "strap_construction": "Single decorative shoulder handle made from turquoise-colored irregular beads separated by small dark connectors, attached at the upper sides.",
        "stitching_description": "Visible contrasting leather whipstitching runs around the perimeter; construction appears handmade or artisan-style."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0296,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.72,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.68,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag with a leather body and shoulder-style beaded handle.",
                    "photo 6: The interior appears leather or suede rather than synthetic fabric."
                ],
                "negative_evidence": [
                    "photo 1: Highly distinctive turquoise-beaded handle, central turquoise ornament, and extensive whipstitched edges are not characteristic of the cataloged vintage Coach silhouettes.",
                    "photo 1: The glossy heavily embossed\/crackle-textured leather is inconsistent with the smooth glove-tanned leather typical of classic vintage Coach.",
                    "photo 1: No visible Coach wordmark, horse-and-carriage, leather hangtag, or recognizable Coach hardware.",
                    "photo 6: No visible sewn Coach creed patch, country line, or serial\/style number.",
                    "photo 1: The closure is a leather loop and decorative stone rather than a Coach-style turnlock.",
                    "photo 4: The handmade boho construction and ornamental stonework suggest an unbranded artisan or lookalike bag rather than Coach."
                ],
                "missing_information": [
                    "A straight-on, close-up photograph of every interior wall and pocket to confirm that no brand label or creed is present.",
                    "Close-ups of any zipper, clasp, or other hardware, if present.",
                    "A full side, bottom, and seam view to evaluate construction and material.",
                    "Seller-stated dimensions and any provenance supporting the claimed 1960s date."
                ],
                "authenticity_concerns": [
                    "The visible construction does not match the usual Coach construction, hardware, or branding conventions.",
                    "The seller's '60s' dating is not independently supported by a visible Coach identifier; the bag may be vintage but appears to be a different artisan or boho design."
                ],
                "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": "Visible handle hardware consists of small dark metal or leather-wrapped connectors and turquoise stone beads; no Coach-marked hardware is visible.",
                    "leather_description": "Dark brown leather with pronounced glossy embossed or crackle texture and extensive surface creasing; material appears heavily worn or intentionally textured.",
                    "lining_description": "Interior appears to be exposed suede or unfinished leather; no label is visible in photo 6.",
                    "strap_construction": "Single decorative shoulder handle made from turquoise-colored irregular beads separated by small dark connectors, attached at the upper sides.",
                    "stitching_description": "Visible contrasting leather whipstitching runs around the perimeter; construction appears handmade or artisan-style."
                },
                "possible_model_reasoning": [
                    "No listed Coach model is a reasonable match: the beaded handle, central stone ornament, whipstitched perimeter, and nonstandard closure differ substantially from Coach Cashin, classic glove-tanned, and later catalog silhouettes.",
                    "Seller title calls the item a vintage 60s bag, but this is seller-stated context only and does not establish Coach manufacture or a precise date.",
                    "Condition: Good\/Fair; leather shows extensive creasing, cracking-like surface lines, and wear in photos 1 and 4. Interior and functional closure condition are only partly shown."
                ],
                "confidence": 0.88,
                "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": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.78,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "no Coach creed or brand mark visible to request closer photo of, but interior fully shown with no patch",
                    "no hardware stamps to check as no metal hardware present",
                    "no exterior back\/bottom detailed views beyond photo 4, but construction already atypical for Coach"
                ],
                "negative_evidence": [
                    "photo 1, photo 4, photo 5: no turnlock, no brass hardware, no hangtag, no COACH wordmark or horse-and-carriage visible",
                    "photo 1, photo 3, photo 4: stone-bead handle and stone toggle closure never used on Coach catalog styles",
                    "photo 1, photo 4, photo 5: whipstitched\/laced perimeter construction with U-shaped sling pouch silhouette matches no Coach model in 1970s-2000s catalog",
                    "photo 6: unlined suede interior with no creed patch visible on back wall, no zip pocket, no slip pocket, no fabric tag",
                    "photo 2, photo 3: large turquoise-dyed stone beads as structural handle\/closure inconsistent with Coach leather, brass, and construction vocabulary"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no metal hardware visible; handle and closure formed from large turquoise-blue stone-like beads on cord\/leather, plus small leather tie; no turnlock, no brass, no zipper",
                    "leather_description": "dark brown crinkled\/glazed leather pouch body with all-over crazing, whipstitch laced edges visible photo 1, photo 4, photo 5",
                    "lining_description": "photo 6: appears unlined showing suede flesh side, no fabric lining, no pockets or tags visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "no machine stitching visible; perimeter joined by leather whipstitch\/lacing, not Coach tight even tone-matched machine stitching",
                    "strap_construction": "short shoulder handle of knotted turquoise stone beads attached directly to leather body points, photo 1, photo 3; no leather strap, no buckle, no dogleash clips",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 6: unlined leather interior with suede back is consistent with vintage glove-tanned construction in general, but not diagnostic for Coach without creed\/hardware\/silhouette"
                ],
                "possible_model_reasoning": [
                    "No Coach model matches: U-shaped whipstitched pouch with beaded handle and stone toggle has no counterpart in Classic, Cashin, or modern catalog; turnlock, brass hardware, and creed all absent",
                    "Serial decode: none - no number visible",
                    "Era reasoning: boho\/artisan construction suggests modern (2000s+) non-Coach rather than 1960s Cashin despite seller 60s keyword; no Cashin frame, kisslock, carriage hardware, or striped lining",
                    "Condition: Very Good; leather intact with surface crazing\/glaze as design, edges intact (photo 1, photo 4), interior clean suede (photo 6), beads intact"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.1
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28780,
            "output_tokens": 845,
            "total_tokens": 29625,
            "estimated_cost_usd": 0.01354
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30094,
            "output_tokens": 1433,
            "total_tokens": 31527,
            "estimated_cost_usd": 0.007165
        }
    ]
}