Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.35,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.885,
    "recommended_max_bid": 19,
    "estimated_resale_low": 22.5,
    "estimated_resale_high": 57.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 4: clearly constructed as a leather crossbody handbag with a flap, shoulder strap, and front pocket",
        "photo 6: raw suede leather interior is visible, consistent with a handmade leather bag"
    ],
    "negative_evidence": [
        "photo 4: prominent decorative tooling and eagle motif are unlike standard vintage Coach silhouettes or branding",
        "photo 1: strap buckle and hardware are silver-tone rather than the solid brass hardware typical of many vintage Coach classics",
        "photo 4: visible stamped lettering appears to read something like \u201cJAL...?O,\u201d not COACH",
        "photos 1-6: no recognizable Coach creed, serial\/style number, horse-and-carriage mark, or COACH wordmark is visible",
        "photo 5: front closure uses a small snap and buckle-detail hardware, not a Coach turnlock",
        "photo 4: back panel with large tooled eagle and basketweave plus name JAIRO - never a Coach motif",
        "photo 1-5: all-over hand-tooled leather with laced edges - not Coach glove-tanned smooth leather",
        "photo 3,5: silver-tone buckle and exposed dome rivets - not vintage Coach solid brass turnlock hardware",
        "photo 1-6: no creed patch, no COACH wordmark, no hangtag, no horse-and-carriage visible",
        "photo 6: raw suede flap underside with laced attachment, no Coach creed on back wall"
    ],
    "missing_information": [
        "A straight-on photo of any interior maker label or stamp",
        "A clear photo of the reverse and bottom for maker marks and construction details",
        "A close-up of all hardware and the shoulder-strap attachments",
        "Seller-stated dimensions are available, but the bag's exact maker and production date are not",
        "maker's mark or interior label close-up not shown",
        "bottom and all four corners not fully shown",
        "hardware engravings not shown in close-up"
    ],
    "authenticity_concerns": [
        "The bag appears to be a Mexican tooled-leather artisan or souvenir-style bag rather than a Coach product.",
        "The decorative tooling, eagle panel, and apparent non-Coach maker stamp are inconsistent with the Coach catalog and branding system.",
        "photo 4: hand-tooled basketweave, eagle motif and personalized JAIRO stamping is Mexican artisan work, inconsistent with any Coach catalog style",
        "photo 3,5: exposed silver-tone rivet construction and buckle closure inconsistent with vintage Coach solid-brass turnlock construction"
    ],
    "possible_model_reasoning": [
        "The silhouette is a large rectangular tooled-leather crossbody, but it does not match a recognizable Coach model such as a Willis, Court, Station, or Stewardess.",
        "The apparent maker lettering in photo 4 and the Mexican tooled-leather construction support an artisan Mexican bag identification rather than Coach.",
        "Condition: Very Good; minor wear and edge darkening are visible in photos 1-6, with no obvious tears or broken hardware; odor, hidden wear, and the full bottom are unknown.",
        "No Coach silhouette match: buckle-flap crossbody with exterior snap pocket and riveted gussets does not match City Bag, Willis, Court, Dinky or other classics",
        "No Coach identifiers to decode for era; construction points to Mexican tooled souvenir\/craft bag",
        "Condition: Very Good; light edge wear and spotting visible in photo 2, strap intact, tooling crisp"
    ],
    "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: adjustable leather strap with a silver-tone buckle; photo 5: small silver-tone snap and buckle-detail closure; no Coach engraving visible",
        "leather_description": "photos 1-6: tan vegetable-tanned or heavily tooled leather with extensive geometric, floral, and eagle carving; visible edge darkening and minor marks",
        "lining_description": "photo 6: unlined\/raw suede leather interior with a small interior pocket; no fabric lining or Coach creed visible",
        "strap_construction": "photos 1-3: long adjustable leather crossbody strap attached at the sides with leather tabs and metal hardware",
        "stitching_description": "photos 1-3: visible contrasting perimeter and decorative stitching appears generally even; handmade tooling and edge construction are prominent"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0016,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 4: clearly constructed as a leather crossbody handbag with a flap, shoulder strap, and front pocket",
                    "photo 6: raw suede leather interior is visible, consistent with a handmade leather bag"
                ],
                "negative_evidence": [
                    "photo 4: prominent decorative tooling and eagle motif are unlike standard vintage Coach silhouettes or branding",
                    "photo 1: strap buckle and hardware are silver-tone rather than the solid brass hardware typical of many vintage Coach classics",
                    "photo 4: visible stamped lettering appears to read something like \u201cJAL...?O,\u201d not COACH",
                    "photos 1-6: no recognizable Coach creed, serial\/style number, horse-and-carriage mark, or COACH wordmark is visible",
                    "photo 5: front closure uses a small snap and buckle-detail hardware, not a Coach turnlock"
                ],
                "missing_information": [
                    "A straight-on photo of any interior maker label or stamp",
                    "A clear photo of the reverse and bottom for maker marks and construction details",
                    "A close-up of all hardware and the shoulder-strap attachments",
                    "Seller-stated dimensions are available, but the bag's exact maker and production date are not"
                ],
                "authenticity_concerns": [
                    "The bag appears to be a Mexican tooled-leather artisan or souvenir-style bag rather than a Coach product.",
                    "The decorative tooling, eagle panel, and apparent non-Coach maker stamp are inconsistent with the Coach catalog and branding system."
                ],
                "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: adjustable leather strap with a silver-tone buckle; photo 5: small silver-tone snap and buckle-detail closure; no Coach engraving visible",
                    "leather_description": "photos 1-6: tan vegetable-tanned or heavily tooled leather with extensive geometric, floral, and eagle carving; visible edge darkening and minor marks",
                    "lining_description": "photo 6: unlined\/raw suede leather interior with a small interior pocket; no fabric lining or Coach creed visible",
                    "strap_construction": "photos 1-3: long adjustable leather crossbody strap attached at the sides with leather tabs and metal hardware",
                    "stitching_description": "photos 1-3: visible contrasting perimeter and decorative stitching appears generally even; handmade tooling and edge construction are prominent"
                },
                "possible_model_reasoning": [
                    "The silhouette is a large rectangular tooled-leather crossbody, but it does not match a recognizable Coach model such as a Willis, Court, Station, or Stewardess.",
                    "The apparent maker lettering in photo 4 and the Mexican tooled-leather construction support an artisan Mexican bag identification rather than Coach.",
                    "Condition: Very Good; minor wear and edge darkening are visible in photos 1-6, with no obvious tears or broken hardware; odor, hidden wear, and the full bottom are unknown."
                ],
                "confidence": 0.87,
                "recommended_max_bid": 20,
                "estimated_resale_low": 20,
                "estimated_resale_high": 60
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 4: hand-tooled basketweave, eagle motif and personalized JAIRO stamping is Mexican artisan work, inconsistent with any Coach catalog style",
                    "photo 3,5: exposed silver-tone rivet construction and buckle closure inconsistent with vintage Coach solid-brass turnlock construction"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 55,
                "estimated_resale_low": 25,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "maker's mark or interior label close-up not shown",
                    "bottom and all four corners not fully shown",
                    "hardware engravings not shown in close-up"
                ],
                "negative_evidence": [
                    "photo 4: back panel with large tooled eagle and basketweave plus name JAIRO - never a Coach motif",
                    "photo 1-5: all-over hand-tooled leather with laced edges - not Coach glove-tanned smooth leather",
                    "photo 3,5: silver-tone buckle and exposed dome rivets - not vintage Coach solid brass turnlock hardware",
                    "photo 1-6: no creed patch, no COACH wordmark, no hangtag, no horse-and-carriage visible",
                    "photo 6: raw suede flap underside with laced attachment, no Coach creed on back wall"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone buckle on adjustable strap and front pocket, silver-tone dome rivets on gusset, snap button on front pocket",
                    "leather_description": "tan vegetable-tanned leather with all-over hand-tooled basketweave, geometric borders, eagle motif on back",
                    "lining_description": "unlined - raw suede interior visible in photo 6",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "saddle stitching and rawhide lacing at edges and flap attachment, not Coach matched-thread machine stitching",
                    "strap_construction": "long flat leather crossbody strap with buckle adjustment holes and riveted attachment",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach silhouette match: buckle-flap crossbody with exterior snap pocket and riveted gussets does not match City Bag, Willis, Court, Dinky or other classics",
                    "No Coach identifiers to decode for era; construction points to Mexican tooled souvenir\/craft bag",
                    "Condition: Very Good; light edge wear and spotting visible in photo 2, strap intact, tooling crisp"
                ],
                "possible_models": [],
                "recommended_max_bid": 18,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17744,
            "output_tokens": 834,
            "total_tokens": 18578,
            "estimated_cost_usd": 0.009099
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18079,
            "output_tokens": 1336,
            "total_tokens": 19415,
            "estimated_cost_usd": 0.004685
        }
    ]
}