diff --git a/backend/main.py b/backend/main.py
index 11e7960..d56efb1 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -885,6 +885,66 @@ async def review_job(job_id: str, body: ReviewRequest):
     return JSONResponse(_job_row_to_dict(row))
 
 
+class StatusRequest(BaseModel):
+    status: str
+    reviewer_name: Optional[str] = None
+
+
+@app.put("/api/jobs/{job_id}/status")
+async def set_job_status(job_id: str, body: StatusRequest):
+    """Toggle a job's reviewed status without touching its text or metadata.
+
+    Marking 'reviewed' requires a reviewer_name and stamps reviewed_at.
+    Marking 'unreviewed' clears reviewed_at while preserving reviewed_text.
+    """
+    try:
+        uuid.UUID(job_id)
+    except ValueError:
+        raise HTTPException(status_code=400, detail="Invalid job ID.")
+
+    if body.status not in ("reviewed", "unreviewed"):
+        raise HTTPException(status_code=400, detail="status must be 'reviewed' or 'unreviewed'.")
+
+    if body.status == "reviewed" and not (body.reviewer_name or "").strip():
+        raise HTTPException(status_code=400, detail="Reviewer name is required to mark reviewed.")
+
+    try:
+        with get_db() as conn:
+            with conn.cursor() as cur:
+                if body.status == "reviewed":
+                    cur.execute(
+                        """
+                        UPDATE ocr_jobs
+                        SET status = 'reviewed',
+                            reviewer_name = %s,
+                            reviewed_at = NOW()
+                        WHERE id = %s
+                        RETURNING *
+                        """,
+                        (body.reviewer_name.strip(), job_id),
+                    )
+                else:
+                    cur.execute(
+                        """
+                        UPDATE ocr_jobs
+                        SET status = 'unreviewed',
+                            reviewed_at = NULL
+                        WHERE id = %s
+                        RETURNING *
+                        """,
+                        (job_id,),
+                    )
+                row = cur.fetchone()
+    except Exception as exc:
+        print(f"set_job_status DB error: {exc}")
+        raise HTTPException(status_code=500, detail="Database error.")
+
+    if not row:
+        raise HTTPException(status_code=404, detail="Job not found.")
+
+    return JSONResponse(_job_row_to_dict(row))
+
+
 @app.delete("/api/jobs/{job_id}")
 async def delete_job(job_id: str):
     """Delete a job record and its stored image."""
diff --git a/frontend/src/components/JobsPanel.jsx b/frontend/src/components/JobsPanel.jsx
index b0f57c5..32b3c4a 100644
--- a/frontend/src/components/JobsPanel.jsx
+++ b/frontend/src/components/JobsPanel.jsx
@@ -50,6 +50,7 @@ function JobDetail({ jobId, onClose, onReviewed, onDeleted, suggestions = {} })
   const [saveResult, setSaveResult] = useState(null)
   const [confirmDelete, setConfirmDelete] = useState(false)
   const [deleting, setDeleting] = useState(false)
+  const [togglingStatus, setTogglingStatus] = useState(false)
 
   useEffect(() => {
     let cancelled = false
@@ -112,6 +113,29 @@ function JobDetail({ jobId, onClose, onReviewed, onDeleted, suggestions = {} })
     }
   }
 
+  const handleToggleStatus = async () => {
+    const next = isReviewed ? 'unreviewed' : 'reviewed'
+    if (next === 'reviewed' && !reviewerName.trim()) {
+      setSaveResult({ success: false, error: 'Reviewer name is required to mark reviewed.' })
+      return
+    }
+    setTogglingStatus(true)
+    setSaveResult(null)
+    try {
+      const res = await axios.put(`${API_BASE}/jobs/${jobId}/status`, {
+        status: next,
+        reviewer_name: reviewerName.trim() || null,
+      })
+      setJob(res.data)
+      setReviewerName(res.data.reviewer_name || '')
+      onReviewed(res.data)
+    } catch (err) {
+      setSaveResult({ success: false, error: err.response?.data?.detail || err.message })
+    } finally {
+      setTogglingStatus(false)
+    }
+  }
+
   const handleDelete = async () => {
     setDeleting(true)
     try {
@@ -148,6 +172,27 @@ function JobDetail({ jobId, onClose, onReviewed, onDeleted, suggestions = {} })
         {job && (
           <>
             <StatusBadge status={job.status} />
+            <motion.button
+              onClick={handleToggleStatus}
+              disabled={togglingStatus}
+              title={isReviewed ? 'Revert to unreviewed' : 'Mark as reviewed'}
+              className={`flex items-center gap-1 px-3 py-1.5 rounded-lg text-xs font-medium transition-colors disabled:opacity-50 ${
+                isReviewed
+                  ? 'glass glass-hover text-amber-400 hover:bg-amber-500/10'
+                  : 'glass glass-hover text-green-400 hover:bg-green-500/10'
+              }`}
+              whileHover={!togglingStatus ? { scale: 1.02 } : {}}
+              whileTap={!togglingStatus ? { scale: 0.98 } : {}}
+            >
+              {togglingStatus ? (
+                <Loader2 className="w-3.5 h-3.5 animate-spin" />
+              ) : isReviewed ? (
+                <Clock className="w-3.5 h-3.5" />
+              ) : (
+                <CheckCircle2 className="w-3.5 h-3.5" />
+              )}
+              {isReviewed ? 'Mark Unreviewed' : 'Mark Reviewed'}
+            </motion.button>
             <span className="text-xs text-gray-500 font-mono hidden sm:block">{job.id}</span>
           </>
         )}