Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.055,
    "vintage_probability": 0.115,
    "authenticity_confidence": 0.045,
    "image_quality_score": 0.71,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.78,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: leather handbag with an adjustable crossbody strap and substantial visible wear.",
        "photo 1: stitching appears generally even along the visible top and front seams.",
        "photo 1,2,5: small leather crossbody handbag of a type widely copied, so silhouette alone is weak support"
    ],
    "negative_evidence": [
        "photo 5: silver-tone zipper and pull are visible, unlike the solid-brass hardware typical of many vintage Coach classics.",
        "photo 5: the bag has a fabric-lined interior rather than the unlined suede-back construction common to classic vintage Coach styles.",
        "photos 1-5: no legible COACH wordmark, horse-and-carriage mark, Coach hangtag, or recognizable Coach closure is visible.",
        "photos 1-4: the small crossbody silhouette and brown contrast strap appear generic and do not provide a strong Coach model match.",
        "photo 3: the strap has significant cracking and deterioration, consistent with the seller's description.",
        "photo 6: interior is brown fabric lining with black fabric brand tag in seam, not unlined suede-back glove-tanned leather with stamped leather creed patch",
        "photo 1,2,4,5: silver\/nickel-tone hardware throughout, not solid brass vintage Coach hardware",
        "photo 1,2: no turnlock, no Coach wordmark, no hangtag, no creed patch visible in any view",
        "photo 1,2,5: two-tone construction with contrasting brown pebbled trim\/tab and strap on gray-green body with contrast tan stitching, not tone-on-tone classic Coach construction",
        "photo 5: back zip pocket with modern silver zipper pull, not Talon brass"
    ],
    "missing_information": [
        "A straight-on close-up of every interior wall and pocket to confirm whether any creed patch or fabric brand tag exists.",
        "A close-up of the zipper pull and all hardware for markings.",
        "Full front, back, bottom, side, and strap-anchor views.",
        "Seller-stated price and shipping cost for a more specific bid estimate.",
        "photo 6: interior fabric brand tag is present but completely worn\/illegible - maker cannot be confirmed from photos",
        "no bottom view to assess corners and feet",
        "no clear full front view showing overall silhouette and scale"
    ],
    "authenticity_concerns": [
        "No Coach identifier is visible despite multiple exterior and interior views.",
        "The silver-tone zipper, fabric lining, thin-looking leather, and generic construction are inconsistent with a typical 1970s-1990s classic Coach leather crossbody.",
        "The deteriorated strap would require replacement and materially reduces resale value."
    ],
    "possible_model_reasoning": [
        "No Coach model is proposed because the bag lacks a visible Coach identifier and its generic lined construction does not closely match the classic Coach catalog silhouettes.",
        "Condition: Fair\/rehab; the strap is significantly cracked and may require replacement (photos 2-4), while the exterior is heavily creased and worn (photos 1-5).",
        "No Coach model fits: size 8.5x6x2, front slip pocket with vertical brown tab\/loop closure, back zip pocket, fabric lining, silver hardware and contrast trim do not match any 1970s-1990s catalog style like Dinky (9375), Pocket Purse (9755) or Chelsea Crossbody (8810) which are unlined glove-tanned with solid brass turnlock",
        "Interior fabric tag in photo 6 is consistent with mall brands like Fossil\/Tignanello-type construction, not Coach leather creed",
        "Condition: Fair \/ Rehab \/ Parts; seller states strap has significant cracking needing replacement, confirmed in photo 3 with transverse cracks, plus surface wear and discoloration on body (photo 1,2)"
    ],
    "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 5: silver-tone zipper pull; photos 3-4: silver-tone strap rings\/snaps are visible. No Coach engraving is legible.",
        "leather_description": "photos 1-5: soft gray leather-looking exterior with extensive creasing, scuffing, and uneven surface wear; exact leather type cannot be confirmed.",
        "lining_description": "photo 6: brown fabric lining is visible, with some dark debris or discoloration; no legible brand label or creed is visible.",
        "strap_construction": "photos 2-4: narrow brown adjustable strap with stitched edges, silver-tone hardware, and significant cracking\/peeling along the length.",
        "stitching_description": "photos 1-4: visible contrast stitching is generally regular, though wear and edge deterioration are present."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0026,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.08,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.06,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: leather handbag with an adjustable crossbody strap and substantial visible wear.",
                    "photo 1: stitching appears generally even along the visible top and front seams."
                ],
                "negative_evidence": [
                    "photo 5: silver-tone zipper and pull are visible, unlike the solid-brass hardware typical of many vintage Coach classics.",
                    "photo 5: the bag has a fabric-lined interior rather than the unlined suede-back construction common to classic vintage Coach styles.",
                    "photos 1-5: no legible COACH wordmark, horse-and-carriage mark, Coach hangtag, or recognizable Coach closure is visible.",
                    "photos 1-4: the small crossbody silhouette and brown contrast strap appear generic and do not provide a strong Coach model match.",
                    "photo 3: the strap has significant cracking and deterioration, consistent with the seller's description."
                ],
                "missing_information": [
                    "A straight-on close-up of every interior wall and pocket to confirm whether any creed patch or fabric brand tag exists.",
                    "A close-up of the zipper pull and all hardware for markings.",
                    "Full front, back, bottom, side, and strap-anchor views.",
                    "Seller-stated price and shipping cost for a more specific bid estimate."
                ],
                "authenticity_concerns": [
                    "No Coach identifier is visible despite multiple exterior and interior views.",
                    "The silver-tone zipper, fabric lining, thin-looking leather, and generic construction are inconsistent with a typical 1970s-1990s classic Coach leather crossbody.",
                    "The deteriorated strap would require replacement and materially reduces resale value."
                ],
                "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 5: silver-tone zipper pull; photos 3-4: silver-tone strap rings\/snaps are visible. No Coach engraving is legible.",
                    "leather_description": "photos 1-5: soft gray leather-looking exterior with extensive creasing, scuffing, and uneven surface wear; exact leather type cannot be confirmed.",
                    "lining_description": "photo 6: brown fabric lining is visible, with some dark debris or discoloration; no legible brand label or creed is visible.",
                    "strap_construction": "photos 2-4: narrow brown adjustable strap with stitched edges, silver-tone hardware, and significant cracking\/peeling along the length.",
                    "stitching_description": "photos 1-4: visible contrast stitching is generally regular, though wear and edge deterioration are present."
                },
                "possible_model_reasoning": [
                    "No Coach model is proposed because the bag lacks a visible Coach identifier and its generic lined construction does not closely match the classic Coach catalog silhouettes.",
                    "Condition: Fair\/rehab; the strap is significantly cracked and may require replacement (photos 2-4), while the exterior is heavily creased and worn (photos 1-5)."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.72,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 6: interior fabric brand tag is present but completely worn\/illegible - maker cannot be confirmed from photos",
                    "no bottom view to assess corners and feet",
                    "no clear full front view showing overall silhouette and scale"
                ],
                "negative_evidence": [
                    "photo 6: interior is brown fabric lining with black fabric brand tag in seam, not unlined suede-back glove-tanned leather with stamped leather creed patch",
                    "photo 1,2,4,5: silver\/nickel-tone hardware throughout, not solid brass vintage Coach hardware",
                    "photo 1,2: no turnlock, no Coach wordmark, no hangtag, no creed patch visible in any view",
                    "photo 1,2,5: two-tone construction with contrasting brown pebbled trim\/tab and strap on gray-green body with contrast tan stitching, not tone-on-tone classic Coach construction",
                    "photo 5: back zip pocket with modern silver zipper pull, not Talon brass"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver\/nickel-tone hardware visible in photo 4 snap and D-rings and photo 5 zipper pull; no brass, no turnlock, no COACH stamping visible",
                    "leather_description": "photo 1,2,5: soft thin gray-green leather body with wrinkles and surface wear, contrasting dark brown pebbled leather front tab and strap; not thick matte glove-tanned cowhide",
                    "lining_description": "photo 6: brown fabric lining, zipper tape brown; not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1,2,4,5: contrast tan\/gold machine stitching around edges and trim, even but contrasting color",
                    "strap_construction": "photo 3,4: narrow dark brown leather crossbody strap with contrast stitching, snap-button attachment to silver D-rings; photo 3 shows significant cracking\/fold damage along length",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1,2,5: small leather crossbody handbag of a type widely copied, so silhouette alone is weak support"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: size 8.5x6x2, front slip pocket with vertical brown tab\/loop closure, back zip pocket, fabric lining, silver hardware and contrast trim do not match any 1970s-1990s catalog style like Dinky (9375), Pocket Purse (9755) or Chelsea Crossbody (8810) which are unlined glove-tanned with solid brass turnlock",
                    "Interior fabric tag in photo 6 is consistent with mall brands like Fossil\/Tignanello-type construction, not Coach leather creed",
                    "Condition: Fair \/ Rehab \/ Parts; seller states strap has significant cracking needing replacement, confirmed in photo 3 with transverse cracks, plus surface wear and discoloration on body (photo 1,2)"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.15
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17801,
            "output_tokens": 834,
            "total_tokens": 18635,
            "estimated_cost_usd": 0.009122
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18140,
            "output_tokens": 1413,
            "total_tokens": 19553,
            "estimated_cost_usd": 0.004758
        }
    ]
}