Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.29,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.69,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.83,
    "recommended_max_bid": 11.5,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [
        "Photo 1: clearly a shoulder handbag with a flap-style top and long strap.",
        "Photo 1: the bag appears to be made from a glossy, textured exotic-type leather consistent with the seller's eel-leather description."
    ],
    "negative_evidence": [
        "Photos 1-6: no visible Coach wordmark, horse-and-carriage mark, creed patch, serial\/style number, or recognizable Coach hardware.",
        "Photos 1-6: the oversized weighted pendant closure with an Eiffel Tower motif is not characteristic of the documented vintage Coach turnlock designs.",
        "Photos 1-6: highly glossy, heavily gathered\/poofy construction is unlike classic Coach glove-tanned cowhide silhouettes.",
        "Photos 1-6: the visible decorative pendant appears to be an Eiffel Tower charm rather than a Coach leather hangtag.",
        "photo 1-6: shiny eel skin panelled leather, not Coach glove-tanned cowhide",
        "photo 1-2: no brass turnlock; closure is fabric flap with weighted Eiffel Tower pendant",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 4-5: soft poofy gathered silhouette with center seam does not match catalog Coach classics"
    ],
    "missing_information": [
        "Photo 1-6: interior, lining, interior labels, and any creed patch are not shown.",
        "Photo 1-6: zipper, underside of closure, strap attachment points, and hardware stamps are not shown.",
        "Photo 1-6: bottom, interior seams, and full strap construction are not adequately documented.",
        "A straight-on interior photo and close-ups of every label or stamp would be needed for any stronger brand assessment.",
        "photo of interior emptied and lining - no interior view provided",
        "photo of creed patch or interior brand label close-up - not shown",
        "photo of bottom and corners for condition grading",
        "photo of hardware stamps and strap ends"
    ],
    "authenticity_concerns": [
        "Photos 1-6: no Coach identifiers are visible, so the bag is best treated as a non-Coach lookalike or unrelated vintage handbag.",
        "Photos 1-6: the decorative Eiffel Tower pendant and exotic-leather construction do not align with the expected hardware and materials of a classic vintage Coach bag.",
        "photo 1: eel skin material inconsistent with vintage Coach glove-tanned cowhide classics",
        "photo 1: weighted Eiffel Tower pendant closure inconsistent with Coach turnlock hardware vocabulary"
    ],
    "possible_model_reasoning": [
        "The silhouette is a generic poofy flap shoulder bag and does not closely match the listed classic Coach models.",
        "The absence of a visible creed, wordmark, Coach hangtag, or Coach-specific closure makes a Coach model identification unsupported.",
        "Condition: Good to Very Good based on visible light wear, cloudy\/glossy variation, and strap blemishes; interior condition and odor are unknown.",
        "Eel leather plus weighted pendant closure has no match in Coach classic catalog (City Bag, Willis, Court, Station, Duffle etc. are glove-tanned cowhide with brass turnlock)",
        "Seller correctly lists as Unbranded; no Coach identifiers to decode, era cannot be Coach-dated",
        "Condition: Good; seller notes light wear, strap blemishes and cloudy leather, consistent with glossy eel wear seen photo 3 and photo 6"
    ],
    "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 1-6: a light-colored weighted pendant\/charm with an Eiffel Tower motif is attached to the flap by a small metal loop; no Coach-style turnlock is visible.",
        "leather_description": "Photos 1-6: glossy dark reddish-brown, strongly textured and gathered leather; seller describes it as genuine eel leather, but the material cannot be independently verified from photos.",
        "lining_description": "not_visible",
        "strap_construction": "Photos 1, 3, 4 and 6: narrow adjustable shoulder strap attached at the upper sides; strap has visible blemishes or wear consistent with the listing description.",
        "stitching_description": "Photos 1-6: visible seams appear generally regular, but close-up construction and interior stitching are not sufficiently shown."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0076,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "Photo 1: clearly a shoulder handbag with a flap-style top and long strap.",
                    "Photo 1: the bag appears to be made from a glossy, textured exotic-type leather consistent with the seller's eel-leather description."
                ],
                "negative_evidence": [
                    "Photos 1-6: no visible Coach wordmark, horse-and-carriage mark, creed patch, serial\/style number, or recognizable Coach hardware.",
                    "Photos 1-6: the oversized weighted pendant closure with an Eiffel Tower motif is not characteristic of the documented vintage Coach turnlock designs.",
                    "Photos 1-6: highly glossy, heavily gathered\/poofy construction is unlike classic Coach glove-tanned cowhide silhouettes.",
                    "Photos 1-6: the visible decorative pendant appears to be an Eiffel Tower charm rather than a Coach leather hangtag."
                ],
                "missing_information": [
                    "Photo 1-6: interior, lining, interior labels, and any creed patch are not shown.",
                    "Photo 1-6: zipper, underside of closure, strap attachment points, and hardware stamps are not shown.",
                    "Photo 1-6: bottom, interior seams, and full strap construction are not adequately documented.",
                    "A straight-on interior photo and close-ups of every label or stamp would be needed for any stronger brand assessment."
                ],
                "authenticity_concerns": [
                    "Photos 1-6: no Coach identifiers are visible, so the bag is best treated as a non-Coach lookalike or unrelated vintage handbag.",
                    "Photos 1-6: the decorative Eiffel Tower pendant and exotic-leather construction do not align with the expected hardware and materials of a classic vintage Coach bag."
                ],
                "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 1-6: a light-colored weighted pendant\/charm with an Eiffel Tower motif is attached to the flap by a small metal loop; no Coach-style turnlock is visible.",
                    "leather_description": "Photos 1-6: glossy dark reddish-brown, strongly textured and gathered leather; seller describes it as genuine eel leather, but the material cannot be independently verified from photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "Photos 1, 3, 4 and 6: narrow adjustable shoulder strap attached at the upper sides; strap has visible blemishes or wear consistent with the listing description.",
                    "stitching_description": "Photos 1-6: visible seams appear generally regular, but close-up construction and interior stitching are not sufficiently shown."
                },
                "possible_model_reasoning": [
                    "The silhouette is a generic poofy flap shoulder bag and does not closely match the listed classic Coach models.",
                    "The absence of a visible creed, wordmark, Coach hangtag, or Coach-specific closure makes a Coach model identification unsupported.",
                    "Condition: Good to Very Good based on visible light wear, cloudy\/glossy variation, and strap blemishes; interior condition and odor are unknown."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1: eel skin material inconsistent with vintage Coach glove-tanned cowhide classics",
                    "photo 1: weighted Eiffel Tower pendant closure inconsistent with Coach turnlock hardware vocabulary"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.8,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior emptied and lining - no interior view provided",
                    "photo of creed patch or interior brand label close-up - not shown",
                    "photo of bottom and corners for condition grading",
                    "photo of hardware stamps and strap ends"
                ],
                "negative_evidence": [
                    "photo 1-6: shiny eel skin panelled leather, not Coach glove-tanned cowhide",
                    "photo 1-2: no brass turnlock; closure is fabric flap with weighted Eiffel Tower pendant",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 4-5: soft poofy gathered silhouette with center seam does not match catalog Coach classics"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone small ring with white weighted pendant etched with Eiffel Tower on flap tie (photo 1); no brass turnlock visible",
                    "leather_description": "shiny reddish-brown eel skin in horizontal strips, glossy wrinkled finish, poofy gathered body (photo 1-6)",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "center vertical seam and edge stitching visible on back (photo 5); detail not close enough to assess stitch quality",
                    "strap_construction": "thin flat shoulder strap, adjustable with buckle slider (photo 4)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Eel leather plus weighted pendant closure has no match in Coach classic catalog (City Bag, Willis, Court, Station, Duffle etc. are glove-tanned cowhide with brass turnlock)",
                    "Seller correctly lists as Unbranded; no Coach identifiers to decode, era cannot be Coach-dated",
                    "Condition: Good; seller notes light wear, strap blemishes and cloudy leather, consistent with glossy eel wear seen photo 3 and photo 6"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.5
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17792,
            "output_tokens": 877,
            "total_tokens": 18669,
            "estimated_cost_usd": 0.009222
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18134,
            "output_tokens": 1126,
            "total_tokens": 19260,
            "estimated_cost_usd": 0.004528
        }
    ]
}