Convert a ring size

Code-Snippets

curl "https://api.oanor.com/sizes-api/v1/ring" \
  -H "x-oanor-key: oanor_test_..."

await fetch("https://api.oanor.com/sizes-api/v1/ring", {
  headers: { "x-oanor-key": "oanor_test_..." }
});

$ch = curl_init("https://api.oanor.com/sizes-api/v1/ring");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);

import requests
requests.get(
    "https://api.oanor.com/sizes-api/v1/ring",
    headers={"x-oanor-key": "oanor_test_..."}
)

Beispiel-Response

Echte Antwort dieses Endpoints, erfasst beim letzten Health-Check.

{
    "data": {
        "note": "US numeric uses ID = 11.63 + 0.8128·size mm; ISO/EU = inside circumference mm (ISO 8653). UK from standard chart.",
        "input": {
            "from": "us",
            "value": "7"
        },
        "sizes": {
            "uk": "N1/2",
            "us": 7,
            "iso_eu": 54.4,
            "us_rounded": 7,
            "inside_diameter_mm": 17.32,
            "inside_circumference_mm": 54.41
        }
    },
    "meta": {
        "timestamp": "2026-06-03T17:42:01.337Z",
        "request_id": "91156821-039f-4a1f-bf65-ed5c80ef3420"
    },
    "status": "ok",
    "message": "Convert a ring size",
    "success": true
}