Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.41,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.685,
    "seller_misidentification_probability": 0.39,
    "confidence": 0.815,
    "recommended_max_bid": 15,
    "estimated_resale_low": 17.5,
    "estimated_resale_high": 47.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 2: clearly a structured leather-like handbag with top handles, zippered top, and multiple metal fittings.",
        "photo 1: the bag has an older-style satchel silhouette, but this is not specific to Coach."
    ],
    "negative_evidence": [
        "photo 1: glossy black segmented exotic-looking material is unlike Coach's usual glove-tanned cowhide classic construction.",
        "photos 1-6: no visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or Coach hangtag.",
        "photos 1, 2, 4, and 6: highly shiny material, decorative gold-tone fittings, and a generic structured satchel design do not match a recognizable Coach vintage model.",
        "seller description: 'Made in Korea' and 'genuine eel skin' are seller claims rather than photo observations; a Korea origin would be inconsistent with a supposed 1970s Coach classic.",
        "photo 1-6: shiny black eel skin with segmented texture, not Coach glove-tanned cowhide",
        "photo 2,4: framed doctor-satchel top with snap closure, not a Coach catalog silhouette",
        "photo 6: four gold-tone feet and bright plated hardware, not vintage solid brass",
        "seller states black patterned satin lining with zipper pocket - lined, not unlined suede interior",
        "seller states Made in Korea - inconsistent with 1970s Coach NYC\/US manufacture",
        "photo 1-6: no creed patch, no COACH wordmark, no hangtag visible"
    ],
    "missing_information": [
        "photo 1-6: interior is not shown, including the claimed zipper pocket, lining, labels, and any creed or maker mark.",
        "photo 1-6: no close-up of the zipper pull, closure, hardware stamps, or interior\/manufacturer label.",
        "photo 1-6: seller-stated country and material are not independently verifiable from the photos.",
        "interior photos including any maker label, creed patch, or Made in Korea tag not shown",
        "close-up of hardware stamps and zipper pull brand not shown",
        "front straight-on and scale view limited"
    ],
    "authenticity_concerns": [
        "No Coach identifiers are visible, and the glossy exotic-material construction is inconsistent with the likely Coach vintage population.",
        "Seller's claimed 1970s dating and 'Made in Korea' origin are not supported by the photos and would be inconsistent with a 1970s Coach-styled classic if accurate.",
        "photo 1-6: exotic shiny eel skin inconsistent with vintage Coach glove-tanned cowhide",
        "seller states Made in Korea - classic fake marker for vintage-styled bag, never correct for 1970s Coach classic"
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match from the visible exterior. The structured double-handle satchel form is generic and the material, shine, and hardware do not point to a Coach catalog style.",
        "Seller's claimed 1970s era is unsupported by visible identifiers; the bag is more appropriately treated as an undated non-Coach vintage\/modern exotic-style handbag.",
        "Condition: seller claims excellent condition, but only exterior views are provided; visible gloss and apparent surface creasing\/reflections are present, while interior, odor, lining, and hardware function remain unknown.",
        "No Coach model matches: eel skin frame satchel with double handles and satin lining does not correspond to City Bag, Court, Station, Dinky or other classics",
        "Materials and origin point away from Coach: eel skin + satin lining + Made in Korea vs unlined glove-tanned + solid brass + NYC\/US",
        "Condition: Very Good to Excellent; exterior gloss intact, bottom clean (photo 6), handles show light creasing\/wear (photo 5), interior not 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": "Gold-tone rectangular handle fittings, small gold-tone feet, and other metal hardware are visible in photos 1-6; no branding or stamps are legible.",
        "leather_description": "Glossy black, segmented exotic-looking material with prominent linear sections is visible; the seller identifies it as eel skin, but that material identification cannot be confirmed from the photos alone.",
        "lining_description": "not_visible in photos; seller states black patterned satin",
        "strap_construction": "Two rounded top handles with attached metal fittings are visible; handle construction appears wrapped or covered in black material. No detachable shoulder strap is visible.",
        "stitching_description": "Visible exterior seams and stitching appear generally regular, though close-up construction quality and interior stitching are not assessable."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0249,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.22,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.72,
                "seller_misidentification_probability": 0.76,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 2: clearly a structured leather-like handbag with top handles, zippered top, and multiple metal fittings.",
                    "photo 1: the bag has an older-style satchel silhouette, but this is not specific to Coach."
                ],
                "negative_evidence": [
                    "photo 1: glossy black segmented exotic-looking material is unlike Coach's usual glove-tanned cowhide classic construction.",
                    "photos 1-6: no visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or Coach hangtag.",
                    "photos 1, 2, 4, and 6: highly shiny material, decorative gold-tone fittings, and a generic structured satchel design do not match a recognizable Coach vintage model.",
                    "seller description: 'Made in Korea' and 'genuine eel skin' are seller claims rather than photo observations; a Korea origin would be inconsistent with a supposed 1970s Coach classic."
                ],
                "missing_information": [
                    "photo 1-6: interior is not shown, including the claimed zipper pocket, lining, labels, and any creed or maker mark.",
                    "photo 1-6: no close-up of the zipper pull, closure, hardware stamps, or interior\/manufacturer label.",
                    "photo 1-6: seller-stated country and material are not independently verifiable from the photos."
                ],
                "authenticity_concerns": [
                    "No Coach identifiers are visible, and the glossy exotic-material construction is inconsistent with the likely Coach vintage population.",
                    "Seller's claimed 1970s dating and 'Made in Korea' origin are not supported by the photos and would be inconsistent with a 1970s Coach-styled classic if accurate."
                ],
                "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": "Gold-tone rectangular handle fittings, small gold-tone feet, and other metal hardware are visible in photos 1-6; no branding or stamps are legible.",
                    "leather_description": "Glossy black, segmented exotic-looking material with prominent linear sections is visible; the seller identifies it as eel skin, but that material identification cannot be confirmed from the photos alone.",
                    "lining_description": "not_visible",
                    "strap_construction": "Two rounded top handles with attached metal fittings are visible; handle construction appears wrapped or covered in black material. No detachable shoulder strap is visible.",
                    "stitching_description": "Visible exterior seams and stitching appear generally regular, though close-up construction quality and interior stitching are not assessable."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match from the visible exterior. The structured double-handle satchel form is generic and the material, shine, and hardware do not point to a Coach catalog style.",
                    "Seller's claimed 1970s era is unsupported by visible identifiers; the bag is more appropriately treated as an undated non-Coach vintage\/modern exotic-style handbag.",
                    "Condition: seller claims excellent condition, but only exterior views are provided; visible gloss and apparent surface creasing\/reflections are present, while interior, odor, lining, and hardware function remain unknown."
                ],
                "confidence": 0.83,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 50
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-6: exotic shiny eel skin inconsistent with vintage Coach glove-tanned cowhide",
                    "seller states Made in Korea - classic fake marker for vintage-styled bag, never correct for 1970s Coach classic"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.8,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 45,
                "estimated_resale_low": 20,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "interior photos including any maker label, creed patch, or Made in Korea tag not shown",
                    "close-up of hardware stamps and zipper pull brand not shown",
                    "front straight-on and scale view limited"
                ],
                "negative_evidence": [
                    "photo 1-6: shiny black eel skin with segmented texture, not Coach glove-tanned cowhide",
                    "photo 2,4: framed doctor-satchel top with snap closure, not a Coach catalog silhouette",
                    "photo 6: four gold-tone feet and bright plated hardware, not vintage solid brass",
                    "seller states black patterned satin lining with zipper pocket - lined, not unlined suede interior",
                    "seller states Made in Korea - inconsistent with 1970s Coach NYC\/US manufacture",
                    "photo 1-6: no creed patch, no COACH wordmark, no hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone frame hardware, rectangular handle brackets, snap closure, four bottom feet; bright plated tone, not solid brass",
                    "leather_description": "black shiny eel skin with characteristic segmented strips and high gloss",
                    "lining_description": "not_visible in photos; seller states black patterned satin",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible in detail; edge seams visible on bottom photo",
                    "strap_construction": "double rolled top handles in matching eel skin, fixed with gold-tone brackets",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model matches: eel skin frame satchel with double handles and satin lining does not correspond to City Bag, Court, Station, Dinky or other classics",
                    "Materials and origin point away from Coach: eel skin + satin lining + Made in Korea vs unlined glove-tanned + solid brass + NYC\/US",
                    "Condition: Very Good to Excellent; exterior gloss intact, bottom clean (photo 6), handles show light creasing\/wear (photo 5), interior not shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.6
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17772,
            "output_tokens": 876,
            "total_tokens": 18648,
            "estimated_cost_usd": 0.009211
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18110,
            "output_tokens": 1270,
            "total_tokens": 19380,
            "estimated_cost_usd": 0.004638
        }
    ]
}