Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.575,
    "vintage_probability": 0.72,
    "authenticity_confidence": 0.445,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.515,
    "confidence": 0.51,
    "recommended_max_bid": 35,
    "estimated_resale_low": 37.5,
    "estimated_resale_high": 95,
    "possible_models": [
        "City Bag (9790)",
        "Soho Zip Hobo (4161)",
        "Small Zip-Top Shoulder Bag (9530)",
        "Camera Bag \/ Zip-Top Crossbody (910)"
    ],
    "positive_evidence": [
        "photo 2: compact brown leather crossbody handbag with rounded rectangular construction and an exterior slip pocket",
        "photo 3: substantial brass-tone strap attachment hardware and a leather construction consistent with some vintage Coach bags",
        "photo 4: even, close stitching and neatly finished leather piping are compatible with vintage Coach construction",
        "photo 6: seller title states a number, No.0940-910, but this is not independently visible in the photographs",
        "photo 1-2: brown leather zip-top bag with full-length exterior slip pocket silhouette matches vintage Coach zip-top camera\/shoulder bags",
        "photo 1-6: smooth glove-tanned-like leather with baseball-glove patina and natural wear, not faux\/nylon\/canvas",
        "photo 5: brass-tone zip teeth and brass side D-rings, consistent with 1980s-1990s solid-brass hardware",
        "photo 3: clean piped construction and even tone-matched stitching",
        "seller title states Vintage Coach No.0940-910 which matches pre-1994 No. xxxx-xxx 7-digit registration format; not verified in photos but adds weak support"
    ],
    "negative_evidence": [
        "photo 1: no visible COACH wordmark, horse-and-carriage, creed patch, or hangtag",
        "photos 1-7: the bag is shown primarily externally; no brand identifier is visible",
        "photo 5: the zipper appears to have a modern-looking black fabric tape and its maker stamp is not visible",
        "photos 1-7: silhouette and construction are also consistent with an unbranded vintage leather crossbody",
        "photo 1-6: no creed patch visible",
        "photo 1-6: no COACH wordmark or horse-and-carriage legible",
        "photo 1-6: no leather hangtag visible",
        "photo 2,5: detachable shoulder strap not shown, only brass D-rings remain",
        "photo 1-6: interior\/lining not shown"
    ],
    "missing_information": [
        "Straight-on photograph of the entire interior, including the rear wall and every pocket",
        "Close-up photograph of any interior leather creed patch or fabric tag, filling the frame",
        "Close-up of the zipper pull and all hardware markings",
        "Photographs of the strap, buckle holes, attachment clips, and both sides of the strap",
        "Seller-stated dimensions and a clear bottom\/corner photograph",
        "Confirmation whether the seller-stated number is stamped inside the bag",
        "creed patch straight-on in raking light to verify seller-stated No.0940-910",
        "interior emptied showing lining\/back wall and slip pocket where creed sits",
        "zipper pull brand stamp (Talon\/YKK) close-up",
        "detachable strap full length, buckle holes and clips - strap not shown, only side D-rings visible",
        "hangtag both faces if present",
        "bottom and all four corners and seller-stated dimensions for scale"
    ],
    "authenticity_concerns": [
        "The seller-stated number is not visible in the photos and cannot be used as an observed serial or style identifier",
        "No Coach identifier is visible, so a generic or lookalike leather bag remains a substantial possibility",
        "The available photos do not establish consistency between creed, country, serial format, lining, and construction",
        "seller-typed No.0940-910 not verified in photos so cannot check stamping, spelling, or No. prefix",
        "no Coach identifier visible in photos to rule out unbranded Coach-style brass-hardware bag"
    ],
    "possible_model_reasoning": [
        "The compact rectangular crossbody shape and exterior slip-pocket arrangement could loosely fit a City Bag (9790), but the required identifiers and full layout are not visible.",
        "The zippered construction could also resemble a Soho-era Coach design such as the Soho Zip Hobo (4161), although the silhouette is not sufficient for a reliable model match.",
        "The seller-stated No.0940-910 does not follow a standard visible Coach code format and is not observable in the photos; no date can be assigned from it.",
        "Condition: approximately Good to Very Good; visible creasing, surface marks, and some edge wear are present (photos 1-7), while bottom wear, interior condition, odor, and strap condition are unknown.",
        "seller states No.0940-910: pre-1994 format No. xxxx-xxx is unique registration number that encodes nothing, so no date\/style decode possible; format if genuine would point to c.1980-1993 US era",
        "shape is zip-top with front slip pocket and side D-rings for detachable strap, closest to vintage Coach small zip-top shoulder\/camera bags e.g. Small Shoulder Bag type; exact style cannot be confirmed without creed\/interior\/dimensions",
        "era by construction: glove-tanned-like leather + brass hardware + zip-top camera silhouette suggests 1985-1993 US creed era, but no creed\/country visible so era is inferential only",
        "Condition: Good to Very Good; photo 1-2,6: light scratches, surface wear and dry\/ashey patches, minor edge rubbing, no holes or corner wear-through visible; interior, bottom corners and strap unknown so grade capped"
    ],
    "estimated_era": "1985-1993 (US creed)",
    "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 3: brass-tone strap attachment rings\/clips are visible; zipper hardware is visible in photos 1, 5, and 6, but maker markings and exact metal construction are not visible",
        "leather_description": "photos 1-7: brown smooth leather with a soft sheen, rounded piping, visible creasing and light surface marks; appears to be leather, but exact tannage cannot be confirmed",
        "lining_description": "not_visible",
        "strap_construction": "photos 1, 3, and 7: detachable-looking strap attachments are visible at the sides\/bottom area; the full strap and its adjustment construction are not shown",
        "stitching_description": "photos 2-7: generally even, close tonal stitching along seams and piping; some areas are obscured by angle and glare"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0034,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.53,
                "vintage_probability": 0.72,
                "authenticity_confidence": 0.39,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.58,
                "estimated_era": "unknown",
                "possible_models": [
                    "City Bag (9790)",
                    "Soho Zip Hobo (4161)"
                ],
                "positive_evidence": [
                    "photo 2: compact brown leather crossbody handbag with rounded rectangular construction and an exterior slip pocket",
                    "photo 3: substantial brass-tone strap attachment hardware and a leather construction consistent with some vintage Coach bags",
                    "photo 4: even, close stitching and neatly finished leather piping are compatible with vintage Coach construction",
                    "photo 6: seller title states a number, No.0940-910, but this is not independently visible in the photographs"
                ],
                "negative_evidence": [
                    "photo 1: no visible COACH wordmark, horse-and-carriage, creed patch, or hangtag",
                    "photos 1-7: the bag is shown primarily externally; no brand identifier is visible",
                    "photo 5: the zipper appears to have a modern-looking black fabric tape and its maker stamp is not visible",
                    "photos 1-7: silhouette and construction are also consistent with an unbranded vintage leather crossbody"
                ],
                "missing_information": [
                    "Straight-on photograph of the entire interior, including the rear wall and every pocket",
                    "Close-up photograph of any interior leather creed patch or fabric tag, filling the frame",
                    "Close-up of the zipper pull and all hardware markings",
                    "Photographs of the strap, buckle holes, attachment clips, and both sides of the strap",
                    "Seller-stated dimensions and a clear bottom\/corner photograph",
                    "Confirmation whether the seller-stated number is stamped inside the bag"
                ],
                "authenticity_concerns": [
                    "The seller-stated number is not visible in the photos and cannot be used as an observed serial or style identifier",
                    "No Coach identifier is visible, so a generic or lookalike leather bag remains a substantial possibility",
                    "The available photos do not establish consistency between creed, country, serial format, lining, and construction"
                ],
                "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 3: brass-tone strap attachment rings\/clips are visible; zipper hardware is visible in photos 1, 5, and 6, but maker markings and exact metal construction are not visible",
                    "leather_description": "photos 1-7: brown smooth leather with a soft sheen, rounded piping, visible creasing and light surface marks; appears to be leather, but exact tannage cannot be confirmed",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1, 3, and 7: detachable-looking strap attachments are visible at the sides\/bottom area; the full strap and its adjustment construction are not shown",
                    "stitching_description": "photos 2-7: generally even, close tonal stitching along seams and piping; some areas are obscured by angle and glare"
                },
                "possible_model_reasoning": [
                    "The compact rectangular crossbody shape and exterior slip-pocket arrangement could loosely fit a City Bag (9790), but the required identifiers and full layout are not visible.",
                    "The zippered construction could also resemble a Soho-era Coach design such as the Soho Zip Hobo (4161), although the silhouette is not sufficient for a reliable model match.",
                    "The seller-stated No.0940-910 does not follow a standard visible Coach code format and is not observable in the photos; no date can be assigned from it.",
                    "Condition: approximately Good to Very Good; visible creasing, surface marks, and some edge wear are present (photos 1-7), while bottom wear, interior condition, odor, and strap condition are unknown."
                ],
                "confidence": 0.47,
                "recommended_max_bid": 35,
                "estimated_resale_low": 20,
                "estimated_resale_high": 70
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "seller-typed No.0940-910 not verified in photos so cannot check stamping, spelling, or No. prefix",
                    "no Coach identifier visible in photos to rule out unbranded Coach-style brass-hardware bag"
                ],
                "authenticity_confidence": 0.5,
                "coach_probability": 0.62,
                "confidence": 0.55,
                "estimated_era": "1985-1993 (US creed)",
                "estimated_resale_high": 120,
                "estimated_resale_low": 55,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "creed patch straight-on in raking light to verify seller-stated No.0940-910",
                    "interior emptied showing lining\/back wall and slip pocket where creed sits",
                    "zipper pull brand stamp (Talon\/YKK) close-up",
                    "detachable strap full length, buckle holes and clips - strap not shown, only side D-rings visible",
                    "hangtag both faces if present",
                    "bottom and all four corners and seller-stated dimensions for scale"
                ],
                "negative_evidence": [
                    "photo 1-6: no creed patch visible",
                    "photo 1-6: no COACH wordmark or horse-and-carriage legible",
                    "photo 1-6: no leather hangtag visible",
                    "photo 2,5: detachable shoulder strap not shown, only brass D-rings remain",
                    "photo 1-6: interior\/lining not shown"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone side D-rings and brass zip teeth on black zip tape visible photo 5; zipper pull brand not legible; no turnlock; tone consistent with vintage solid brass but finish not verifiable in harsh sunlight",
                    "leather_description": "photo 1-6: smooth medium-brown glove-tanned-like cowhide with satin patina, surface scratches and light dryness, piped edges, consistent with vintage US-era glove-tanned leather",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 2-3: straight even tone-matched stitching along pocket and piping; no mismatched thread visible",
                    "strap_construction": "strap not shown; side brass D-rings for detachable strap visible photo 2,5; strap length, clips and buckle holes unknown",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1-2: brown leather zip-top bag with full-length exterior slip pocket silhouette matches vintage Coach zip-top camera\/shoulder bags",
                    "photo 1-6: smooth glove-tanned-like leather with baseball-glove patina and natural wear, not faux\/nylon\/canvas",
                    "photo 5: brass-tone zip teeth and brass side D-rings, consistent with 1980s-1990s solid-brass hardware",
                    "photo 3: clean piped construction and even tone-matched stitching",
                    "seller title states Vintage Coach No.0940-910 which matches pre-1994 No. xxxx-xxx 7-digit registration format; not verified in photos but adds weak support"
                ],
                "possible_model_reasoning": [
                    "seller states No.0940-910: pre-1994 format No. xxxx-xxx is unique registration number that encodes nothing, so no date\/style decode possible; format if genuine would point to c.1980-1993 US era",
                    "shape is zip-top with front slip pocket and side D-rings for detachable strap, closest to vintage Coach small zip-top shoulder\/camera bags e.g. Small Shoulder Bag type; exact style cannot be confirmed without creed\/interior\/dimensions",
                    "era by construction: glove-tanned-like leather + brass hardware + zip-top camera silhouette suggests 1985-1993 US creed era, but no creed\/country visible so era is inferential only",
                    "Condition: Good to Very Good; photo 1-2,6: light scratches, surface wear and dry\/ashey patches, minor edge rubbing, no holes or corner wear-through visible; interior, bottom corners and strap unknown so grade capped"
                ],
                "possible_models": [
                    "Small Zip-Top Shoulder Bag (9530)",
                    "Camera Bag \/ Zip-Top Crossbody (910)"
                ],
                "recommended_max_bid": 35,
                "seller_misidentification_probability": 0.45,
                "vintage_probability": 0.72
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28781,
            "output_tokens": 988,
            "total_tokens": 29769,
            "estimated_cost_usd": 0.013884
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30093,
            "output_tokens": 2369,
            "total_tokens": 32462,
            "estimated_cost_usd": 0.007914
        }
    ]
}