diff --git a/src/CLI.ts b/src/CLI.ts
index ba8007c1..a59a1b2c 100644
--- a/src/CLI.ts
+++ b/src/CLI.ts
@@ -80,7 +80,7 @@ const CLI = () => {
             .describe('n', 'list new threads and threads with new messages');
         })
         .command('read <id>', 'read a seamail thread')
-        .command('create <title> <users...>', 'create a new seamail thread');
+        .command('create <subject> <message> <users...>', 'create a new seamail thread');
     })
     .argv;
 
@@ -225,6 +225,13 @@ const CLI = () => {
     console.log('');
   };
 
+  const doSeamailCreate = async (subject: string, message: string, users: string[]) => {
+    const client = getClient();
+    const seamail = await client.seamail().create(subject, message, ...users);
+    console.log(colors.green('Created thread ' + seamail.threads[0].id));
+    console.log('');
+  };
+
   const processArgs = async (args) => {
     try {
       switch (args._[0]) {
@@ -247,6 +254,10 @@ const CLI = () => {
               await doSeamailRead(args.id);
               break;
             }
+            case 'create': {
+              await doSeamailCreate(args.subject, args.message, args.users);
+              break;
+            }
             default: throw new TwitarrError('Unhandled seamail command: ' + command);
           }
           break;
diff --git a/src/dao/SeamailDAO.ts b/src/dao/SeamailDAO.ts
index f165c646..1ce2b1db 100644
--- a/src/dao/SeamailDAO.ts
+++ b/src/dao/SeamailDAO.ts
@@ -4,6 +4,7 @@ import { AbstractDAO } from './AbstractDAO';
 import { TwitarrHTTPOptions } from '../api/TwitarrHTTPOptions';
 import { SeamailResponse } from '../model/SeamailResponse';
 import { TwitarrError } from '../api/TwitarrError';
+import { User } from '../model/User';
 
 export class SeamailDAO extends AbstractDAO {
   public async get(id: string, skip_mark_read?: boolean) {
@@ -47,4 +48,17 @@ export class SeamailDAO extends AbstractDAO {
       return SeamailResponse.fromRest(result.data);
     });
   }
+
+  public async create(subject: string, message: string, ...users: string[]) {
+    const options = new TwitarrHTTPOptions();
+    // tslint:disable object-literal-shorthand
+    options.data = {
+      subject: subject,
+      text: message,
+      users: users,
+    };
+    return this.http.post('/api/v2/seamail', options).then((result) => {
+      return SeamailResponse.fromRest(result.data);
+    });
+  }
 }
diff --git a/test/dao/SeamailDAO.spec.ts b/test/dao/SeamailDAO.spec.ts
index 0a2c3912..cffda35e 100644
--- a/test/dao/SeamailDAO.spec.ts
+++ b/test/dao/SeamailDAO.spec.ts
@@ -10,6 +10,7 @@ import { Util } from '../../src/internal/Util';
 
 import { MockHTTP } from '../rest/MockHTTP';
 import { sort } from 'shelljs';
+import { User } from '../../src/model/User';
 
 const SERVER_NAME = 'Demo';
 const SERVER_URL = 'http://demo.twitarr.com/';
@@ -151,5 +152,13 @@ describe('dao/SeamailDAO', () => {
         done();
       });
     });
+
+    it('create()', async (done) => {
+      dao.create('Test Subject', 'Test Message', 'twitarrteam', 'rangerrick').then((response) => {
+        expect(response).toBeDefined();
+        expect(response).toBeInstanceOf(SeamailResponse);
+        done();
+      });
+    });
   });
 });
diff --git a/test/data/seamail-create-response.json b/test/data/seamail-create-response.json
new file mode 100644
index 00000000..d68ac25c
--- /dev/null
+++ b/test/data/seamail-create-response.json
@@ -0,0 +1,32 @@
+{
+  "status": "ok",
+  "seamail": {
+    "id": "5c607d43ea204f5815755cda",
+    "users": [
+      {
+        "username": "rangerrick",
+        "display_name": "rangerrick"
+      },
+      {
+        "username": "twitarrteam",
+        "display_name": "twitarrteam"
+      }
+    ],
+    "subject": "Test Subject",
+    "messages": [
+      {
+        "id": "5c607d43ea204f5815755cdb",
+        "author": {
+          "username": "rangerrick",
+          "display_name": "rangerrick"
+        },
+        "text": "Test Message",
+        "timestamp": 1549827395180
+      }
+    ],
+    "message_count": 1,
+    "timestamp": 1549827395180,
+    "is_unread": false,
+    "count_is_unread": false
+  }
+}
diff --git a/test/rest/MockHTTP.ts b/test/rest/MockHTTP.ts
index 959db10d..3fb69fa3 100644
--- a/test/rest/MockHTTP.ts
+++ b/test/rest/MockHTTP.ts
@@ -129,6 +129,16 @@ export class MockHTTP extends AbstractHTTP {
           });
           return Promise.reject(result);
         }
+        break;
+      }
+      case '/api/v2/seamail': {
+        // tslint:disable-next-line max-line-length
+        if (options.data.subject === 'Test Subject' && options.data.text === 'Test Message' && options.data.users.length === 2) {
+          const result = TwitarrResult.ok(require('../data/seamail-create-response.json'));
+          result.type = 'application/json';
+          return Promise.resolve(result);
+        }
+        break;
       }
     }