Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.025,
    "vintage_probability": 0.625,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.065,
    "confidence": 0.865,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 17.5,
    "estimated_resale_high": 47.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 4: clearly a leather crossbody handbag with an adjustable shoulder strap.",
        "photos 1-5: brown leather construction and visible wear are consistent with a secondhand leather bag."
    ],
    "negative_evidence": [
        "photos 1-5: extensive floral tooling, decorative studs, tassels, and braided edge trim do not match the typical classic Coach glove-tanned silhouettes or construction.",
        "photos 1-5: no legible Coach wordmark, horse-and-carriage mark, or recognizable Coach hangtag is visible.",
        "photo 6: interior shows a small dark stamped mark, but it is not a readable Coach creed and no Coach serial format is visible.",
        "photos 1-5: the decorative tooling and western\/boho styling are more consistent with a generic artisan or western leather bag than a vintage Coach model.",
        "photo 2, photo 3, photo 4: all-over hand-tooled floral\/geometric stamping with laced whipstitch edges, brass studs and side tassel - never used on vintage Coach classics which are smooth glove-tanned tone-on-tone",
        "photo 1, photo 4, photo 5: tab-and-slot flap closure, no Coach turnlock geometry present",
        "photo 1-5: no COACH wordmark, horse-and-carriage, creed patch or leather hangtag visible",
        "photo 6: interior appears unlined suede with dark ink stamp on gusset reading like MEXICO, not a Coach creed patch format",
        "photo 4, photo 5: thin flat adjustable strap with roller buckle, not Coach dogleash\/lobster or dowel construction"
    ],
    "missing_information": [
        "photo 6: close, straight-on, well-lit photograph of the interior stamp is needed to identify the maker.",
        "photos 1-5: bottom, side seams, zipper or closure details, and full interior construction are not shown.",
        "photo 6: the interior is only partially visible, so lining, pockets, and any concealed label cannot be fully assessed.",
        "photo 6: interior stamp is blurry - request straight-on in-focus photo of interior end stamp to confirm maker\/country",
        "photo 6: only partial interior shown - request emptied interior back wall, bottom and sides",
        "no bottom view - request bottom and corners"
    ],
    "authenticity_concerns": [
        "photo 6: the visible interior mark does not resemble a clearly legible Coach creed patch; its text and number line cannot be verified.",
        "photos 1-5: silhouette and heavily tooled western construction are inconsistent with the listed Coach classic model catalog."
    ],
    "possible_model_reasoning": [
        "No Coach model is a plausible match: the floral tooling, western ornamentation, studs, tassels, and braided edging do not correspond to the listed Coach classic silhouettes.",
        "photo 6: the dark interior stamp is too indistinct to transcribe or decode and is not visibly a standard Coach creed.",
        "Condition: Good; visible scratches, dry-looking interior\/leather areas, and general wear are present, while major structural damage is not shown.",
        "Silhouette is a tooled western\/boho flap crossbody with studs, tassels and laced edges - no match in Coach classic catalog (City Bag 9790, Willis 9927, Court 9870, Dinky 9375, etc.) which are smooth glove-tanned with solid-brass turnlocks",
        "Construction cues point to Mexican tooled-leather souvenir\/boho bag: hand-tooled pattern, laced edges, studs, tassel, Mexico-like gusset stamp (photo 6)",
        "No hard Coach identifiers observed in 6 photos despite good exterior coverage and partial interior view",
        "Condition: Good to Very Good; surface scratches and wear visible (photo 3), strap shows wear but no cracking seen, interior not fully 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": "photos 1-5: small decorative brass-tone studs and a strap buckle are visible; no Coach-specific turnlock or engraved hardware is visible.",
        "leather_description": "photos 1-6: brown leather with extensive floral and geometric tooling, braided edge trim, surface scratches, and visible dry\/worn areas.",
        "lining_description": "photo 6: appears to be a suede-like leather interior; full lining and pocket layout are not visible.",
        "strap_construction": "photos 2, 4, and 5: narrow adjustable leather shoulder strap with buckle holes and a buckle; attachment details are partly visible.",
        "stitching_description": "photos 1-5: visible dark contrasting braided or whipstitched edge treatment; conventional seam stitching is not fully shown."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0033,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.75,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 4: clearly a leather crossbody handbag with an adjustable shoulder strap.",
                    "photos 1-5: brown leather construction and visible wear are consistent with a secondhand leather bag."
                ],
                "negative_evidence": [
                    "photos 1-5: extensive floral tooling, decorative studs, tassels, and braided edge trim do not match the typical classic Coach glove-tanned silhouettes or construction.",
                    "photos 1-5: no legible Coach wordmark, horse-and-carriage mark, or recognizable Coach hangtag is visible.",
                    "photo 6: interior shows a small dark stamped mark, but it is not a readable Coach creed and no Coach serial format is visible.",
                    "photos 1-5: the decorative tooling and western\/boho styling are more consistent with a generic artisan or western leather bag than a vintage Coach model."
                ],
                "missing_information": [
                    "photo 6: close, straight-on, well-lit photograph of the interior stamp is needed to identify the maker.",
                    "photos 1-5: bottom, side seams, zipper or closure details, and full interior construction are not shown.",
                    "photo 6: the interior is only partially visible, so lining, pockets, and any concealed label cannot be fully assessed."
                ],
                "authenticity_concerns": [
                    "photo 6: the visible interior mark does not resemble a clearly legible Coach creed patch; its text and number line cannot be verified.",
                    "photos 1-5: silhouette and heavily tooled western construction are inconsistent with the listed Coach classic model catalog."
                ],
                "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": "photos 1-5: small decorative brass-tone studs and a strap buckle are visible; no Coach-specific turnlock or engraved hardware is visible.",
                    "leather_description": "photos 1-6: brown leather with extensive floral and geometric tooling, braided edge trim, surface scratches, and visible dry\/worn areas.",
                    "lining_description": "photo 6: appears to be a suede-like leather interior; full lining and pocket layout are not visible.",
                    "strap_construction": "photos 2, 4, and 5: narrow adjustable leather shoulder strap with buckle holes and a buckle; attachment details are partly visible.",
                    "stitching_description": "photos 1-5: visible dark contrasting braided or whipstitched edge treatment; conventional seam stitching is not fully shown."
                },
                "possible_model_reasoning": [
                    "No Coach model is a plausible match: the floral tooling, western ornamentation, studs, tassels, and braided edging do not correspond to the listed Coach classic silhouettes.",
                    "photo 6: the dark interior stamp is too indistinct to transcribe or decode and is not visibly a standard Coach creed.",
                    "Condition: Good; visible scratches, dry-looking interior\/leather areas, and general wear are present, while major structural damage is not shown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 15,
                "estimated_resale_low": 20,
                "estimated_resale_high": 60
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo 6: interior stamp is blurry - request straight-on in-focus photo of interior end stamp to confirm maker\/country",
                    "photo 6: only partial interior shown - request emptied interior back wall, bottom and sides",
                    "no bottom view - request bottom and corners"
                ],
                "negative_evidence": [
                    "photo 2, photo 3, photo 4: all-over hand-tooled floral\/geometric stamping with laced whipstitch edges, brass studs and side tassel - never used on vintage Coach classics which are smooth glove-tanned tone-on-tone",
                    "photo 1, photo 4, photo 5: tab-and-slot flap closure, no Coach turnlock geometry present",
                    "photo 1-5: no COACH wordmark, horse-and-carriage, creed patch or leather hangtag visible",
                    "photo 6: interior appears unlined suede with dark ink stamp on gusset reading like MEXICO, not a Coach creed patch format",
                    "photo 4, photo 5: thin flat adjustable strap with roller buckle, not Coach dogleash\/lobster or dowel construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone dome studs on flap (photo 4), brass-tone roller buckle on strap (photo 4, photo 5); no turnlock, no dogleash clips, no stamped pulls visible",
                    "leather_description": "medium tan\/brown leather with all-over tooled floral and geometric stamping, dark laced edge binding (photo 2, photo 3); not smooth glove-tanned cowhide",
                    "lining_description": "appears unlined suede-back leather interior (photo 6); no fabric lining visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "no conventional stitching visible; edges joined with dark laced\/whipstitch binding (photo 1, photo 2, photo 3)",
                    "strap_construction": "narrow flat leather crossbody strap, buckle-adjustable with punched holes (photo 4, photo 5)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Silhouette is a tooled western\/boho flap crossbody with studs, tassels and laced edges - no match in Coach classic catalog (City Bag 9790, Willis 9927, Court 9870, Dinky 9375, etc.) which are smooth glove-tanned with solid-brass turnlocks",
                    "Construction cues point to Mexican tooled-leather souvenir\/boho bag: hand-tooled pattern, laced edges, studs, tassel, Mexico-like gusset stamp (photo 6)",
                    "No hard Coach identifiers observed in 6 photos despite good exterior coverage and partial interior view",
                    "Condition: Good to Very Good; surface scratches and wear visible (photo 3), strap shows wear but no cracking seen, interior not fully shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.05,
                "vintage_probability": 0.5
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18081,
            "output_tokens": 820,
            "total_tokens": 18901,
            "estimated_cost_usd": 0.0092
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18633,
            "output_tokens": 1408,
            "total_tokens": 20041,
            "estimated_cost_usd": 0.004853
        }
    ]
}