Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.03,
    "vintage_probability": 0.24,
    "authenticity_confidence": 0.035,
    "image_quality_score": 0.73,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.8,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 17.5,
    "estimated_resale_high": 47.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 2: clearly constructed as a leather crossbody handbag with a long adjustable strap and multiple compartments",
        "photo 1: visible leather or suede-like body with contrasting leather trim and relatively even decorative stitching"
    ],
    "negative_evidence": [
        "photo 2: front has a circular embossed mark resembling a letter or generic logo, not a legible Coach wordmark or horse-and-carriage",
        "photo 1: closure appears to be a small snap rather than a vintage Coach turnlock",
        "photos 1-8: no visible Coach creed patch, serial\/style number, Coach hangtag, or recognizable Coach hardware",
        "photos 2-4: construction and color-blocked suede\/leather design do not closely match the listed classic Coach silhouettes",
        "photo 2: seller states Made in Italy, but no Coach-related country or identifier is visible",
        "photo 2: large circled V logo embossed on flap trim - not COACH wordmark or horse-and-carriage",
        "photo 3, photo 6: back exterior slip pocket with magnetic snap closure - no turnlock of any geometry",
        "photo 1, photo 2, photo 3: two-tone taupe suede\/nubuck body with cognac smooth-leather trim and contrast white stitching - not vintage Coach glove-tanned unlined classic construction",
        "photos 1-6: no creed patch, no COACH hangtag, no COACH hardware stamping visible"
    ],
    "missing_information": [
        "photo 1: straight-on close-up of the interior walls and every pocket, especially any leather creed patch or fabric label",
        "photo 2: close-up of the circular embossed mark to identify the maker",
        "photo 6: close-up of the snap, strap attachments, and any hardware engravings",
        "photo 1: readable interior or side label confirming the maker and materials",
        "photo of interior emptied and lining \/ pockets - interior never shown",
        "close-up of any interior leather patch, fabric label or Made in Italy stamp",
        "close-up of hardware stamps on buckle and magnetic snap",
        "seller-stated dimensions and weight for scale",
        "bottom \/ corner close-up to confirm wear"
    ],
    "authenticity_concerns": [
        "photos 1-8: absence of Coach identifiers combined with a non-Coach-looking circular embossed mark makes this more consistent with an Italian unbranded or other-brand bag than a Coach bag",
        "photos 1-8: the visible design does not show the expected Coach creed, serial format, hangtag, or classic brass turnlock"
    ],
    "possible_model_reasoning": [
        "The rectangular flap crossbody silhouette is not a close match for the listed classic Coach turnlock models, and no Coach style number is visible.",
        "The seller's Made in Italy wording is not independently verifiable from the photos; the bag could be an Italian-made non-Coach design.",
        "Condition: Good; visible creasing, scuffing, and discoloration\/handling marks on the gray body (photos 1, 2, 4, and 8); strap appears intact, but interior condition and odor are unknown.",
        "No Coach identifier visible in 6 photos: no creed, no wordmark, no hangtag, no turnlock",
        "Silhouette is flap crossbody with rear slip pocket and magnetic snap, with prominent V logo - points to other Italian maker, not any catalog Coach style in 4.2 \/ 4.3",
        "Leather is suede\/nubuck plus smooth trim, not unlined glove-tanned cowhide; hardware is buckle plus magnetic, not solid-brass turnlock system",
        "Condition: Very Good to Good; exterior suede shows soiling \/ mottling and flap edge wear (photos 1,3,6), strap and trim intact, interior and bottom unknown so grade 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": "photo 1: small round snap visible on the flap; photo 2: gold-tone rectangular buckle on the adjustable strap; no Coach engraving is visible",
        "leather_description": "photos 1-8: gray\/taupe suede-like or heavily napped leather body with reddish-brown smooth leather trim and strap; material cannot be confirmed from photos",
        "lining_description": "photo 1: interior appears light-colored and soft, but the full lining and labels are not shown clearly",
        "strap_construction": "photos 2-6: long adjustable leather shoulder\/crossbody strap with a gold-tone buckle and stitched leather keeper",
        "stitching_description": "photos 1-8: prominent contrasting white stitching appears generally even along the trim and strap; some construction details are obscured by the staged photographs"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0023,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.18,
                "authenticity_confidence": 0.04,
                "image_quality_score": 0.84,
                "seller_misidentification_probability": 0.05,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 2: clearly constructed as a leather crossbody handbag with a long adjustable strap and multiple compartments",
                    "photo 1: visible leather or suede-like body with contrasting leather trim and relatively even decorative stitching"
                ],
                "negative_evidence": [
                    "photo 2: front has a circular embossed mark resembling a letter or generic logo, not a legible Coach wordmark or horse-and-carriage",
                    "photo 1: closure appears to be a small snap rather than a vintage Coach turnlock",
                    "photos 1-8: no visible Coach creed patch, serial\/style number, Coach hangtag, or recognizable Coach hardware",
                    "photos 2-4: construction and color-blocked suede\/leather design do not closely match the listed classic Coach silhouettes",
                    "photo 2: seller states Made in Italy, but no Coach-related country or identifier is visible"
                ],
                "missing_information": [
                    "photo 1: straight-on close-up of the interior walls and every pocket, especially any leather creed patch or fabric label",
                    "photo 2: close-up of the circular embossed mark to identify the maker",
                    "photo 6: close-up of the snap, strap attachments, and any hardware engravings",
                    "photo 1: readable interior or side label confirming the maker and materials"
                ],
                "authenticity_concerns": [
                    "photos 1-8: absence of Coach identifiers combined with a non-Coach-looking circular embossed mark makes this more consistent with an Italian unbranded or other-brand bag than a Coach bag",
                    "photos 1-8: the visible design does not show the expected Coach creed, serial format, hangtag, or classic brass turnlock"
                ],
                "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: small round snap visible on the flap; photo 2: gold-tone rectangular buckle on the adjustable strap; no Coach engraving is visible",
                    "leather_description": "photos 1-8: gray\/taupe suede-like or heavily napped leather body with reddish-brown smooth leather trim and strap; material cannot be confirmed from photos",
                    "lining_description": "photo 1: interior appears light-colored and soft, but the full lining and labels are not shown clearly",
                    "strap_construction": "photos 2-6: long adjustable leather shoulder\/crossbody strap with a gold-tone buckle and stitched leather keeper",
                    "stitching_description": "photos 1-8: prominent contrasting white stitching appears generally even along the trim and strap; some construction details are obscured by the staged photographs"
                },
                "possible_model_reasoning": [
                    "The rectangular flap crossbody silhouette is not a close match for the listed classic Coach turnlock models, and no Coach style number is visible.",
                    "The seller's Made in Italy wording is not independently verifiable from the photos; the bag could be an Italian-made non-Coach design.",
                    "Condition: Good; visible creasing, scuffing, and discoloration\/handling marks on the gray body (photos 1, 2, 4, and 8); strap appears intact, but interior condition and odor are unknown."
                ],
                "confidence": 0.82,
                "recommended_max_bid": 12,
                "estimated_resale_low": 15,
                "estimated_resale_high": 50
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 45,
                "estimated_resale_low": 20,
                "image_quality_score": 0.62,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior emptied and lining \/ pockets - interior never shown",
                    "close-up of any interior leather patch, fabric label or Made in Italy stamp",
                    "close-up of hardware stamps on buckle and magnetic snap",
                    "seller-stated dimensions and weight for scale",
                    "bottom \/ corner close-up to confirm wear"
                ],
                "negative_evidence": [
                    "photo 2: large circled V logo embossed on flap trim - not COACH wordmark or horse-and-carriage",
                    "photo 3, photo 6: back exterior slip pocket with magnetic snap closure - no turnlock of any geometry",
                    "photo 1, photo 2, photo 3: two-tone taupe suede\/nubuck body with cognac smooth-leather trim and contrast white stitching - not vintage Coach glove-tanned unlined classic construction",
                    "photos 1-6: no creed patch, no COACH hangtag, no COACH hardware stamping visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone buckle on adjustable strap (photo 2) and brass-tone magnetic snap under flap (photo 6); no turnlock, no dogleash clips, no COACH stamping visible",
                    "leather_description": "taupe \/ grey-green suede or nubuck body with cognac brown smooth leather trim and strap; soft slouchy hand, not smooth glove-tanned cowhide",
                    "lining_description": "not_visible - interior never shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "contrast off-white topstitching along trim and strap edges, even but not Coach catalog stitch pattern; no mismatched thread visible",
                    "strap_construction": "wide flat smooth-leather shoulder\/crossbody strap, buckle-adjustable, sewn directly to body sides with rectangular leather reinforcement tabs (photos 4-5)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in 6 photos: no creed, no wordmark, no hangtag, no turnlock",
                    "Silhouette is flap crossbody with rear slip pocket and magnetic snap, with prominent V logo - points to other Italian maker, not any catalog Coach style in 4.2 \/ 4.3",
                    "Leather is suede\/nubuck plus smooth trim, not unlined glove-tanned cowhide; hardware is buckle plus magnetic, not solid-brass turnlock system",
                    "Condition: Very Good to Good; exterior suede shows soiling \/ mottling and flap edge wear (photos 1,3,6), strap and trim intact, interior and bottom unknown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 27155,
            "output_tokens": 871,
            "total_tokens": 28026,
            "estimated_cost_usd": 0.012952
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 28444,
            "output_tokens": 1281,
            "total_tokens": 29725,
            "estimated_cost_usd": 0.006714
        }
    ]
}