Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.035,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.88,
    "recommended_max_bid": 11,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 37.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a structured leather or leather-like handbag with top handles and a shoulder strap attachment.",
        "photo 2: Interior construction and a sewn-in embossed brand patch are visible."
    ],
    "negative_evidence": [
        "photo 1: Ornate all-over floral embossing, magnetic flap closure, contrast stitching, and handle construction do not match the classic Coach silhouettes shown in the reference catalog.",
        "photo 2: The interior label appears to show a non-Coach cursive brand mark and emblem; no COACH wordmark, horse-and-carriage, or recognizable Coach creed is visible.",
        "photo 2: Fabric-lined interior and modern zipper construction are inconsistent with many classic vintage Coach glove-tanned styles.",
        "photo 1: No Coach hangtag or other visible Coach identifier is present.",
        "photo 2: interior leather patch is a brand label reading Patricia Nash, not a Coach creed patch with No. line",
        "photo 1: all-over embossed floral\/tooled leather finish, not vintage Coach smooth glove-tanned cowhide",
        "photo 1: small structured double top-handle satchel with front flap tab with flower logo, no turnlock, not a Coach catalog silhouette",
        "photo 2: tan suede-like fabric lining with inset zip pocket, not unlined suede-back glove-tanned classic interior",
        "photo 1-2: contrast white stitching and brass-tone handle rings, no solid-brass Coach turnlock, dogleash clips, or bead-chain hangtag"
    ],
    "missing_information": [
        "photo 2: The embossed interior label is too low-contrast to transcribe confidently; request a straight-on, well-lit close-up.",
        "Request photos of the reverse, bottom, both sides, strap ends, hardware, and any interior tags or labels.",
        "Seller-provided dimensions and material composition are not stated.",
        "photo 1-2 only: no back, side, bottom\/corner views to grade wear",
        "no turnlock\/hardware close-up or zipper brand stamp shown",
        "no seller-stated dimensions for scale matching",
        "no exterior hangtag\/dust bag views (none expected)"
    ],
    "authenticity_concerns": [
        "photo 2: The visible sewn-in label appears to be a different brand rather than a Coach creed; the branding is inconsistent with Coach manufacture.",
        "photo 1: The floral embossed satchel design and magnetic closure are generic\/non-Coach cues, so a Coach attribution would require additional evidence."
    ],
    "possible_model_reasoning": [
        "The bag is a structured floral-embossed satchel, but no Coach catalog model is a close match and no Coach identifier is visible.",
        "photo 2: The embossed interior brand patch appears to contain non-Coach cursive branding, making this more likely an unbranded or other-brand leather handbag.",
        "Condition: Very Good based on the visible exterior, with minor surface marks and no obvious major structural damage; the unseen bottom, strap condition, and odor remain unknown.",
        "photo 2 brand label identifies bag as Patricia Nash tooled satchel, not a Coach style; no Coach creed, wordmark, or serial visible",
        "silhouette (embossed satchel, double handles, magnetic flap tab) has no match in Coach classic catalog (City, Willis, Court, Station, Dinky, etc.)",
        "construction (embossed leather, fabric lining, contrast stitching) points to modern (2000s+) non-Coach department-store brand",
        "Condition: Very Good to Excellent from limited views; photo 1 leather clean with sheen, no corner wear shown, but bottom\/interior fully not shown 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: Brown top handles attach with small brass-tone rings and rivet-like fittings; no Coach engraving is visible. Magnetic flap closure and zippered compartments are visible.",
        "leather_description": "photo 1: Brown glossy material with dense embossed floral decoration; exact leather composition is not determinable from photos.",
        "lining_description": "photo 2: Tan\/gold fabric lining with multiple zippered compartments is visible; it appears synthetic or textile, but composition is not confirmed.",
        "strap_construction": "photo 1: Two short top handles with leather-wrapped or twisted sections; a longer dark strap appears behind the handles, though its full construction is not shown.",
        "stitching_description": "photo 1: Visible light contrast stitching is generally even around the body, flap, and handles."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0017,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a structured leather or leather-like handbag with top handles and a shoulder strap attachment.",
                    "photo 2: Interior construction and a sewn-in embossed brand patch are visible."
                ],
                "negative_evidence": [
                    "photo 1: Ornate all-over floral embossing, magnetic flap closure, contrast stitching, and handle construction do not match the classic Coach silhouettes shown in the reference catalog.",
                    "photo 2: The interior label appears to show a non-Coach cursive brand mark and emblem; no COACH wordmark, horse-and-carriage, or recognizable Coach creed is visible.",
                    "photo 2: Fabric-lined interior and modern zipper construction are inconsistent with many classic vintage Coach glove-tanned styles.",
                    "photo 1: No Coach hangtag or other visible Coach identifier is present."
                ],
                "missing_information": [
                    "photo 2: The embossed interior label is too low-contrast to transcribe confidently; request a straight-on, well-lit close-up.",
                    "Request photos of the reverse, bottom, both sides, strap ends, hardware, and any interior tags or labels.",
                    "Seller-provided dimensions and material composition are not stated."
                ],
                "authenticity_concerns": [
                    "photo 2: The visible sewn-in label appears to be a different brand rather than a Coach creed; the branding is inconsistent with Coach manufacture.",
                    "photo 1: The floral embossed satchel design and magnetic closure are generic\/non-Coach cues, so a Coach attribution would require additional evidence."
                ],
                "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: Brown top handles attach with small brass-tone rings and rivet-like fittings; no Coach engraving is visible. Magnetic flap closure and zippered compartments are visible.",
                    "leather_description": "photo 1: Brown glossy material with dense embossed floral decoration; exact leather composition is not determinable from photos.",
                    "lining_description": "photo 2: Tan\/gold fabric lining with multiple zippered compartments is visible; it appears synthetic or textile, but composition is not confirmed.",
                    "strap_construction": "photo 1: Two short top handles with leather-wrapped or twisted sections; a longer dark strap appears behind the handles, though its full construction is not shown.",
                    "stitching_description": "photo 1: Visible light contrast stitching is generally even around the body, flap, and handles."
                },
                "possible_model_reasoning": [
                    "The bag is a structured floral-embossed satchel, but no Coach catalog model is a close match and no Coach identifier is visible.",
                    "photo 2: The embossed interior brand patch appears to contain non-Coach cursive branding, making this more likely an unbranded or other-brand leather handbag.",
                    "Condition: Very Good based on the visible exterior, with minor surface marks and no obvious major structural damage; the unseen bottom, strap condition, and odor remain unknown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 10,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-2 only: no back, side, bottom\/corner views to grade wear",
                    "no turnlock\/hardware close-up or zipper brand stamp shown",
                    "no seller-stated dimensions for scale matching",
                    "no exterior hangtag\/dust bag views (none expected)"
                ],
                "negative_evidence": [
                    "photo 2: interior leather patch is a brand label reading Patricia Nash, not a Coach creed patch with No. line",
                    "photo 1: all-over embossed floral\/tooled leather finish, not vintage Coach smooth glove-tanned cowhide",
                    "photo 1: small structured double top-handle satchel with front flap tab with flower logo, no turnlock, not a Coach catalog silhouette",
                    "photo 2: tan suede-like fabric lining with inset zip pocket, not unlined suede-back glove-tanned classic interior",
                    "photo 1-2: contrast white stitching and brass-tone handle rings, no solid-brass Coach turnlock, dogleash clips, or bead-chain hangtag"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 1: brass-tone handle rings and rivets; no turnlock visible; zipper teeth dark-tone in photo 2, pull not shown",
                    "leather_description": "photo 1: medium-brown smooth leather with all-over embossed floral\/scroll tooling, glossy finish",
                    "lining_description": "photo 2: tan suede-like fabric lining, gathered at side, with interior zip pocket",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1-2: light contrast stitching around perimeter and flap tab, even but not tone-matched like vintage Coach",
                    "strap_construction": "photo 1: two short rolled top handles attached via riveted tabs and metal rings, non-adjustable, non-detachable in view",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 2 brand label identifies bag as Patricia Nash tooled satchel, not a Coach style; no Coach creed, wordmark, or serial visible",
                    "silhouette (embossed satchel, double handles, magnetic flap tab) has no match in Coach classic catalog (City, Willis, Court, Station, Dinky, etc.)",
                    "construction (embossed leather, fabric lining, contrast stitching) points to modern (2000s+) non-Coach department-store brand",
                    "Condition: Very Good to Excellent from limited views; photo 1 leather clean with sheen, no corner wear shown, but bottom\/interior fully not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18121,
            "output_tokens": 961,
            "total_tokens": 19082,
            "estimated_cost_usd": 0.009555
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18545,
            "output_tokens": 1392,
            "total_tokens": 19937,
            "estimated_cost_usd": 0.004823
        }
    ]
}