Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.03,
    "vintage_probability": 0.31,
    "authenticity_confidence": 0.035,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.045,
    "confidence": 0.72,
    "recommended_max_bid": 15,
    "estimated_resale_low": 15,
    "estimated_resale_high": 42.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly structured leather tote\/handbag with multiple shoulder straps.",
        "photo 4: leather construction and neat contrast stitching are visible.",
        "photo 1: brown leather handbag of tote scale that could superficially resemble vintage leather totes"
    ],
    "negative_evidence": [
        "photo 1: large central silver-tone toggle and decorative vertical stitch motif do not resemble standard vintage Coach turnlock construction.",
        "photo 1: braided\/whipstitched side edges are not characteristic of the listed classic Coach models.",
        "photo 1: no visible Coach wordmark, horse-and-carriage mark, or leather hangtag.",
        "photo 2: closure hardware appears silver-tone and unusually shaped for a vintage Coach classic.",
        "photo 5: extensive surface scratching and edge wear are visible.",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 1, photo 2, photo 4: silver-tone toggle\/hook closure, not solid-brass Coach turnlock geometry with oval back plate and slim tab",
        "photo 1, photo 4, photo 5: cream contrast stitching plus exterior whipstitch\/laced side seams, not Coach classic tone-on-tone construction",
        "photo 2: glimpse of striped fabric lining at fold-over top, not unlined suede-back glove-tanned interior of Coach classics",
        "photo 1-6: double fixed flat shoulder straps sewn directly to body, no brass dogleash\/lobster clips, buckle adjustment, or dowel handle",
        "seller-written title states Bob Timberlake vintage leather brown bag, not Coach"
    ],
    "missing_information": [
        "Interior view, especially the back wall and any creed patch.",
        "Close-up of the central closure and any hardware markings.",
        "Close-up of all interior labels, fabric tags, zipper pulls, and pockets.",
        "Seller-stated dimensions and full view of the strap attachment points.",
        "interior views emptied showing lining and any brand\/creed patch or fabric label - no interior shown except small striped glimpse in photo 2",
        "close-up of closure hardware front\/back and any stamps",
        "close-up of any interior brand label, creed-like patch, or made-in tag",
        "bottom corners and strap anchor close-ups for condition"
    ],
    "authenticity_concerns": [
        "No Coach identifier is visible in the available exterior photos.",
        "The silhouette and decorative construction are more consistent with a generic or other-brand leather tote than with a documented vintage Coach model.",
        "photo 1, photo 2, photo 4: silver-tone toggle\/hook closure and contrast whipstitch side lacing inconsistent with 1970s-1990s solid-brass Coach classic construction"
    ],
    "possible_model_reasoning": [
        "No Coach model is a close enough match from the visible exterior. The broad leather tote shape is generic and the unusual toggle, braided side treatment, and decorative stitching do not support a City Bag, Willis, Court, Station, or other listed classic Coach model.",
        "Condition: Good; substantial scratches and rubbing are visible on the front and bottom (photos 1 and 5), with creasing and edge wear. Interior condition, odor, lining, and strap integrity are unknown.",
        "No Coach model fits: fold-over tote with silver toggle, sewn fixed straps, whipstitch sides and striped lining does not match City Bag (9790), Court (9870), Station (5130), Willis (9927), Duffle Sac (9085) or other classics in silhouette, closure, hardware or stitching",
        "No creed, serial, wordmark or hangtag visible to decode era; construction points to non-Coach 1990s-2000s department-store \/ Bob Timberlake type bag",
        "Condition: Good to Very Good; visible creasing, surface scuffs\/scratches and bottom wear (photo 5, photo 6), straps appear intact but no interior, bottom-corner close-ups or hardware function shown so capped"
    ],
    "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: silver-tone oval\/teardrop-like central toggle or clasp with a short vertical row of metal elements below it; no readable branding. photo 4: matching-looking small light-tone stitch or hardware details at strap anchors.",
        "leather_description": "photo 1: brown smooth-to-slightly textured leather with a glossy or conditioned surface, visible creasing and scratches.",
        "lining_description": "not_visible except small striped fabric glimpse at top opening in photo 2; interior otherwise not shown",
        "strap_construction": "photos 1-4: multiple long, narrow leather shoulder straps attached with rows of contrasting stitches; full strap ends and attachment construction are not completely shown.",
        "stitching_description": "photos 1-6: generally straight perimeter and panel stitching; conspicuous contrasting decorative stitching at strap anchors and braided\/whipstitched-looking side edges."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0019,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.32,
                "authenticity_confidence": 0.04,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly structured leather tote\/handbag with multiple shoulder straps.",
                    "photo 4: leather construction and neat contrast stitching are visible."
                ],
                "negative_evidence": [
                    "photo 1: large central silver-tone toggle and decorative vertical stitch motif do not resemble standard vintage Coach turnlock construction.",
                    "photo 1: braided\/whipstitched side edges are not characteristic of the listed classic Coach models.",
                    "photo 1: no visible Coach wordmark, horse-and-carriage mark, or leather hangtag.",
                    "photo 2: closure hardware appears silver-tone and unusually shaped for a vintage Coach classic.",
                    "photo 5: extensive surface scratching and edge wear are visible."
                ],
                "missing_information": [
                    "Interior view, especially the back wall and any creed patch.",
                    "Close-up of the central closure and any hardware markings.",
                    "Close-up of all interior labels, fabric tags, zipper pulls, and pockets.",
                    "Seller-stated dimensions and full view of the strap attachment points."
                ],
                "authenticity_concerns": [
                    "No Coach identifier is visible in the available exterior photos.",
                    "The silhouette and decorative construction are more consistent with a generic or other-brand leather tote than with a documented vintage 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: silver-tone oval\/teardrop-like central toggle or clasp with a short vertical row of metal elements below it; no readable branding. photo 4: matching-looking small light-tone stitch or hardware details at strap anchors.",
                    "leather_description": "photo 1: brown smooth-to-slightly textured leather with a glossy or conditioned surface, visible creasing and scratches.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1-4: multiple long, narrow leather shoulder straps attached with rows of contrasting stitches; full strap ends and attachment construction are not completely shown.",
                    "stitching_description": "photos 1-6: generally straight perimeter and panel stitching; conspicuous contrasting decorative stitching at strap anchors and braided\/whipstitched-looking side edges."
                },
                "possible_model_reasoning": [
                    "No Coach model is a close enough match from the visible exterior. The broad leather tote shape is generic and the unusual toggle, braided side treatment, and decorative stitching do not support a City Bag, Willis, Court, Station, or other listed classic Coach model.",
                    "Condition: Good; substantial scratches and rubbing are visible on the front and bottom (photos 1 and 5), with creasing and edge wear. Interior condition, odor, lining, and strap integrity are unknown."
                ],
                "confidence": 0.72,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1, photo 2, photo 4: silver-tone toggle\/hook closure and contrast whipstitch side lacing inconsistent with 1970s-1990s solid-brass Coach classic construction"
                ],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.72,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 40,
                "estimated_resale_low": 15,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "interior views emptied showing lining and any brand\/creed patch or fabric label - no interior shown except small striped glimpse in photo 2",
                    "close-up of closure hardware front\/back and any stamps",
                    "close-up of any interior brand label, creed-like patch, or made-in tag",
                    "bottom corners and strap anchor close-ups for condition"
                ],
                "negative_evidence": [
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 1, photo 2, photo 4: silver-tone toggle\/hook closure, not solid-brass Coach turnlock geometry with oval back plate and slim tab",
                    "photo 1, photo 4, photo 5: cream contrast stitching plus exterior whipstitch\/laced side seams, not Coach classic tone-on-tone construction",
                    "photo 2: glimpse of striped fabric lining at fold-over top, not unlined suede-back glove-tanned interior of Coach classics",
                    "photo 1-6: double fixed flat shoulder straps sewn directly to body, no brass dogleash\/lobster clips, buckle adjustment, or dowel handle",
                    "seller-written title states Bob Timberlake vintage leather brown bag, not Coach"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone metal toggle\/hook-and-loop closure at front center; no brass turnlock, D-rings, rivets or zipper pulls visible; tone inconsistent with vintage Coach solid brass",
                    "leather_description": "medium to dark brown smooth leather tote with sheen, creasing, scuffs and patina; not clearly glove-tanned full-grain",
                    "lining_description": "not_visible except small striped fabric glimpse at top opening in photo 2; interior otherwise not shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "cream\/off-white contrast topstitching plus exposed whipstitch lacing along side edges; center seam stitch detail at closure",
                    "strap_construction": "two long fixed flat leather shoulder straps sewn directly to front\/back body with bar-tack stitching; no detachable clips or buckle adjustment visible",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: brown leather handbag of tote scale that could superficially resemble vintage leather totes"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: fold-over tote with silver toggle, sewn fixed straps, whipstitch sides and striped lining does not match City Bag (9790), Court (9870), Station (5130), Willis (9927), Duffle Sac (9085) or other classics in silhouette, closure, hardware or stitching",
                    "No creed, serial, wordmark or hangtag visible to decode era; construction points to non-Coach 1990s-2000s department-store \/ Bob Timberlake type bag",
                    "Condition: Good to Very Good; visible creasing, surface scuffs\/scratches and bottom wear (photo 5, photo 6), straps appear intact but no interior, bottom-corner close-ups or hardware function shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.05,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17992,
            "output_tokens": 832,
            "total_tokens": 18824,
            "estimated_cost_usd": 0.009194
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18341,
            "output_tokens": 1994,
            "total_tokens": 20335,
            "estimated_cost_usd": 0.005263
        }
    ]
}