{
    "type": "version",
    "name": "Rodenstock Sironar 210mm f/5.6",
    "url": "https://www.cameraworth.com/r/rodenstock/sironar/v/210mm-f-5-6/",
    "product": {
        "name": "Rodenstock Sironar",
        "url": "https://www.cameraworth.com/r/rodenstock/sironar/"
    },
    "display_piece": false,
    "answer": "The Rodenstock Sironar 210mm f/5.6 sells for about £83 (median of only 4 recorded sales, 2018–2025; indicative).",
    "figure": {
        "grade": "indicative",
        "grade_label": "Indicative",
        "modifiers": [],
        "n": 4,
        "median_gbp": 83,
        "middle_half_gbp": null,
        "period": [
            "2018-04-26",
            "2025-11-25"
        ],
        "last_3_years": null,
        "pools": null,
        "one_sale_moves_this": {
            "without_lowest": 90,
            "without_flagged": null,
            "without_highest": 75
        },
        "extras": {
            "median_usd": 114,
            "median_eur": 97,
            "note": "USD and EUR from each sale converted at its month’s ECB rate"
        },
        "basis": "Auction hammer prices with the buyer’s premium removed; eBay as sold"
    },
    "maybe_this_version": 0,
    "sales_shown": [
        {
            "id": 747,
            "date": "2025-11-25",
            "venue": "Special Auction Services",
            "title": "A Rodenstock 210mm f/5.6 Sironar Lens",
            "price": 60,
            "currency": "GBP",
            "gbp": 60,
            "basis": "hammer",
            "version": "210mm f/5.6",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "336"
        },
        {
            "id": 6821,
            "date": "2025-04-29",
            "venue": "Flints Auctions",
            "title": "A Rodenstock Sironar f/5.6 210mm Large Format Lens",
            "price": 200,
            "currency": "GBP",
            "gbp": 160,
            "basis": "premium_inclusive",
            "version": "210mm f/5.6",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "376"
        },
        {
            "id": 11048,
            "date": "2022-02-09",
            "venue": "Harper Field",
            "title": "Rodenstock Sironar 1:5.6 f=210mm lens",
            "price": 90,
            "currency": "GBP",
            "gbp": 90,
            "basis": "hammer",
            "version": "210mm f/5.6",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": "https://bid.harperfield.co.uk/past-auctions/srstr10115/lot-details/c496f251-1736-4904-89b6-ae2f00c36d1b",
            "lot": "428"
        },
        {
            "id": 43162,
            "date": "2018-04-26",
            "venue": "Flints Auctions",
            "title": "A Rodenstock Sironar-N f/5.6 210mm MC Lens",
            "price": 90,
            "currency": "GBP",
            "gbp": 75,
            "basis": "premium_inclusive",
            "version": "210mm f/5.6",
            "version_status": "matched",
            "in_typical_price": true,
            "set_apart": null,
            "flags": [],
            "source_url": null,
            "lot": "1215"
        }
    ],
    "citation": "“Rodenstock Sironar 210mm f/5.6: about £83, the median of 4 recorded sales, 2018–2025 (Indicative, method v1).” cameraworth.com, retrieved 8 October 2026. https://www.cameraworth.com/r/rodenstock/sironar/v/210mm-f-5-6/",
    "method": {
        "version": 1,
        "url": "https://www.cameraworth.com/methodology/"
    },
    "computed_at": "2026-10-08 00:10:00.968880",
    "attribution": "Data from cameraworth.com — a public register of what cameras and lenses actually sold for. Cite the page URL and the retrieval date; see /methodology/ for how each figure is made."
}