Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.06,
    "vintage_probability": 0.69,
    "authenticity_confidence": 0.055,
    "image_quality_score": 0.73,
    "seller_misidentification_probability": 0.065,
    "confidence": 0.72,
    "recommended_max_bid": 8,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather crossbody\/satchel-style handbag with a long adjustable strap.",
        "photo 1: substantial leather construction and metal buckles are compatible with an older leather bag, though not specifically with Coach.",
        "photo 4: unlined suede-back interior consistent with old leather bags generally",
        "photo 1-3: all-leather body with patina and wear suggesting 1970s-style vintage age",
        "photo 1: seller lists as 70s vintage leather satchel, unbranded - does not lower prior per tool purpose"
    ],
    "negative_evidence": [
        "photo 1: front closure uses a conventional rectangular buckle and strap rather than a recognizable Coach turnlock.",
        "photo 1: no COACH wordmark, horse-and-carriage, hangtag, or other visible Coach branding.",
        "photo 2: construction is a tall utility\/messenger design with exterior buckle strap and front pouch, not a clear match for the listed classic Coach silhouettes.",
        "photo 3: rear exterior has no visible creed patch or brand mark.",
        "photo 4: interior view shows dark suede\/leather but no visible Coach creed or serial patch.",
        "photo 5: leather has extensive cracking, dryness, discoloration, and edge deterioration.",
        "photo 6: side construction and strap attachments appear generic; no Coach-specific identifier is visible.",
        "photo 1,2,3: no turnlock present, only center buckle-strap closure - not Coach classic turnlock geometry",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible",
        "photo 1,2: silhouette with tall vertical satchel, exterior front pocket and buckle flap does not match catalog Coach City Bag, Willis, Court, Station, Stewardess, Duffle Sac or other classics",
        "photo 5,6: crude edge construction, uneven stitching and thin strap attachments unlike Coach classics"
    ],
    "missing_information": [
        "Straight-on, well-lit photos of the entire interior, including every pocket and back wall, to confirm that no creed patch or fabric label is hidden.",
        "Close-up photos of all hardware, strap attachments, and any zipper pulls for maker stamps.",
        "Bottom, top opening, and interior pocket views.",
        "Seller-stated dimensions and confirmation of whether the strap or seams are structurally sound.",
        "photo of interior back wall \/ slip pocket where creed would sit, straight-on creed close-up in raking light",
        "interior emptied view showing lining, pockets, zipper brand",
        "close-ups of hardware stamps, buckle backs, and Made-in mark",
        "hangtag both faces if present",
        "seller-stated dimensions and scale cue"
    ],
    "authenticity_concerns": [
        "No Coach identifier is visible despite multiple exterior and interior views.",
        "The silhouette, buckle closure, and utility construction are generic and do not provide a persuasive Coach model match.",
        "The severely cracked leather and damaged edges make repairability and any resale value uncertain."
    ],
    "possible_model_reasoning": [
        "The bag is most consistent with a generic vintage leather utility or messenger bag rather than a documented Coach model.",
        "No serial, creed, wordmark, hangtag, turnlock, or Coach-specific silhouette is visible, so no Coach model can be responsibly proposed.",
        "Condition: Fair\/rehab\/parts; extensive cracking and deterioration are visible on the leather and strap, with structural condition of the interior and attachments not fully established.",
        "No Coach model fits: buckle-flap vertical messenger\/satchel with front applied pocket is not a catalog NYC\/US classic; no turnlock, no dowel handle, no dogleash clips, no creed or hangtag to decode",
        "Era cannot be assigned without identifier; leather aging suggests pre-2000 make but maker unknown",
        "Condition: Fair \/ Rehab \/ Parts; heavy water spots and discoloration (photo 3), dry cracked sides (photo 5,6), frayed strap\/shoulder rest (photo 1), seller states NEEDS REPAIR AS IS"
    ],
    "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: rectangular metal buckles and strap hardware are visible; no turnlock, Coach engraving, or other brand stamp is visible.",
        "leather_description": "photos 1-6: brown\/tan leather with a textured grain, heavy wear, discoloration, dryness, and extensive surface cracking, especially on the sides and strap.",
        "lining_description": "photo 4: dark suede-like\/raw leather interior is visible; no fabric lining or brand label is visible.",
        "strap_construction": "photos 1, 5, 6: long adjustable leather shoulder strap attached at the sides with stitched leather tabs and buckle hardware; wear and cracking are visible.",
        "stitching_description": "photos 1-6: visible exterior stitching is generally even but worn; several side and edge areas show deterioration, cracking, and damaged leather."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0058,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.78,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.05,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a leather crossbody\/satchel-style handbag with a long adjustable strap.",
                    "photo 1: substantial leather construction and metal buckles are compatible with an older leather bag, though not specifically with Coach."
                ],
                "negative_evidence": [
                    "photo 1: front closure uses a conventional rectangular buckle and strap rather than a recognizable Coach turnlock.",
                    "photo 1: no COACH wordmark, horse-and-carriage, hangtag, or other visible Coach branding.",
                    "photo 2: construction is a tall utility\/messenger design with exterior buckle strap and front pouch, not a clear match for the listed classic Coach silhouettes.",
                    "photo 3: rear exterior has no visible creed patch or brand mark.",
                    "photo 4: interior view shows dark suede\/leather but no visible Coach creed or serial patch.",
                    "photo 5: leather has extensive cracking, dryness, discoloration, and edge deterioration.",
                    "photo 6: side construction and strap attachments appear generic; no Coach-specific identifier is visible."
                ],
                "missing_information": [
                    "Straight-on, well-lit photos of the entire interior, including every pocket and back wall, to confirm that no creed patch or fabric label is hidden.",
                    "Close-up photos of all hardware, strap attachments, and any zipper pulls for maker stamps.",
                    "Bottom, top opening, and interior pocket views.",
                    "Seller-stated dimensions and confirmation of whether the strap or seams are structurally sound."
                ],
                "authenticity_concerns": [
                    "No Coach identifier is visible despite multiple exterior and interior views.",
                    "The silhouette, buckle closure, and utility construction are generic and do not provide a persuasive Coach model match.",
                    "The severely cracked leather and damaged edges make repairability and any resale value uncertain."
                ],
                "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: rectangular metal buckles and strap hardware are visible; no turnlock, Coach engraving, or other brand stamp is visible.",
                    "leather_description": "photos 1-6: brown\/tan leather with a textured grain, heavy wear, discoloration, dryness, and extensive surface cracking, especially on the sides and strap.",
                    "lining_description": "photo 4: dark suede-like\/raw leather interior is visible; no fabric lining or brand label is visible.",
                    "strap_construction": "photos 1, 5, 6: long adjustable leather shoulder strap attached at the sides with stitched leather tabs and buckle hardware; wear and cracking are visible.",
                    "stitching_description": "photos 1-6: visible exterior stitching is generally even but worn; several side and edge areas show deterioration, cracking, and damaged leather."
                },
                "possible_model_reasoning": [
                    "The bag is most consistent with a generic vintage leather utility or messenger bag rather than a documented Coach model.",
                    "No serial, creed, wordmark, hangtag, turnlock, or Coach-specific silhouette is visible, so no Coach model can be responsibly proposed.",
                    "Condition: Fair\/rehab\/parts; extensive cracking and deterioration are visible on the leather and strap, with structural condition of the interior and attachments not fully established."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.08,
                "coach_probability": 0.08,
                "confidence": 0.6,
                "estimated_era": "unknown",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo of interior back wall \/ slip pocket where creed would sit, straight-on creed close-up in raking light",
                    "interior emptied view showing lining, pockets, zipper brand",
                    "close-ups of hardware stamps, buckle backs, and Made-in mark",
                    "hangtag both faces if present",
                    "seller-stated dimensions and scale cue"
                ],
                "negative_evidence": [
                    "photo 1,2,3: no turnlock present, only center buckle-strap closure - not Coach classic turnlock geometry",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible",
                    "photo 1,2: silhouette with tall vertical satchel, exterior front pocket and buckle flap does not match catalog Coach City Bag, Willis, Court, Station, Stewardess, Duffle Sac or other classics",
                    "photo 5,6: crude edge construction, uneven stitching and thin strap attachments unlike Coach classics"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver \/ nickel-tone buckles on front flap and shoulder strap; no COACH engraving visible; tone and square buckle shape not vintage Coach solid brass",
                    "leather_description": "medium brown smooth leather with heavy patina, water spotting, dryness, crazing and darkening; looks like aged full-grain leather but surface cracking and wear throughout",
                    "lining_description": "appears unlined with suede-back visible in photo 4 under flap; full interior not shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light contrast stitching around flap, pocket and sides; visible and fairly even but edge finishing rough in side\/bottom views",
                    "strap_construction": "long narrow crossbody shoulder strap, buckle-adjustable, sewn directly to body sides; shoulder pad \/ cover damaged and frayed in photo 1",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 4: unlined suede-back interior consistent with old leather bags generally",
                    "photo 1-3: all-leather body with patina and wear suggesting 1970s-style vintage age",
                    "photo 1: seller lists as 70s vintage leather satchel, unbranded - does not lower prior per tool purpose"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: buckle-flap vertical messenger\/satchel with front applied pocket is not a catalog NYC\/US classic; no turnlock, no dowel handle, no dogleash clips, no creed or hangtag to decode",
                    "Era cannot be assigned without identifier; leather aging suggests pre-2000 make but maker unknown",
                    "Condition: Fair \/ Rehab \/ Parts; heavy water spots and discoloration (photo 3), dry cracked sides (photo 5,6), frayed strap\/shoulder rest (photo 1), seller states NEEDS REPAIR AS IS"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.08,
                "vintage_probability": 0.6
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28781,
            "output_tokens": 857,
            "total_tokens": 29638,
            "estimated_cost_usd": 0.013569
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30095,
            "output_tokens": 1354,
            "total_tokens": 31449,
            "estimated_cost_usd": 0.007102
        }
    ]
}