diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/xiaomi/watchs3/XiaomiWatchS3Coordinator.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/xiaomi/watchs3/XiaomiWatchS3Coordinator.java
new file mode 100644
index 000000000..9d6cd7997
--- /dev/null
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/xiaomi/watchs3/XiaomiWatchS3Coordinator.java
@@ -0,0 +1,60 @@
+/*  Copyright (C) 2023 José Rebelo
+
+    This file is part of Gadgetbridge.
+
+    Gadgetbridge is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Gadgetbridge is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
+package nodomain.freeyourgadget.gadgetbridge.devices.xiaomi.watchs3;
+
+import java.util.regex.Pattern;
+
+import nodomain.freeyourgadget.gadgetbridge.R;
+import nodomain.freeyourgadget.gadgetbridge.devices.xiaomi.XiaomiCoordinator;
+
+public class XiaomiWatchS3Coordinator extends XiaomiCoordinator {
+    @Override
+    public int getDeviceNameResource() {
+        return R.string.devicetype_xiaomi_watch_s3;
+    }
+
+    @Override
+    public int getDefaultIconResource() {
+        return R.drawable.ic_device_miwatch;
+    }
+
+    @Override
+    public int getDisabledIconResource() {
+        return R.drawable.ic_device_miwatch_disabled;
+    }
+
+    @Override
+    public ConnectionType getConnectionType() {
+        return ConnectionType.BT_CLASSIC;
+    }
+
+    @Override
+    protected Pattern getSupportedDeviceName() {
+        // only saw it with eSIM in #3506, but allowing both just in case
+        return Pattern.compile("^Xiaomi Watch S3( eSIM)? [0-9A-F]{4}$");
+    }
+
+    @Override
+    public boolean isExperimental() {
+        return true;
+    }
+
+    @Override
+    public boolean supportsFindDevice() {
+        return false;
+    }
+}
diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/model/DeviceType.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/model/DeviceType.java
index 480902318..6f930ad59 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/model/DeviceType.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/model/DeviceType.java
@@ -178,6 +178,7 @@ import nodomain.freeyourgadget.gadgetbridge.devices.xiaomi.redmiwatch2lite.Redmi
 import nodomain.freeyourgadget.gadgetbridge.devices.xiaomi.watchs1.XiaomiWatchS1Coordinator;
 import nodomain.freeyourgadget.gadgetbridge.devices.xiaomi.watchs1active.XiaomiWatchS1ActiveCoordinator;
 import nodomain.freeyourgadget.gadgetbridge.devices.xiaomi.watchs1pro.XiaomiWatchS1ProCoordinator;
+import nodomain.freeyourgadget.gadgetbridge.devices.xiaomi.watchs3.XiaomiWatchS3Coordinator;
 import nodomain.freeyourgadget.gadgetbridge.devices.xwatch.XWatchCoordinator;
 import nodomain.freeyourgadget.gadgetbridge.devices.zetime.ZeTimeCoordinator;
 import nodomain.freeyourgadget.gadgetbridge.devices.xiaomi.miwatch.MiWatchLiteCoordinator;
@@ -244,6 +245,7 @@ public enum DeviceType {
     XIAOMI_WATCH_S1_ACTIVE(XiaomiWatchS1ActiveCoordinator.class),
     XIAOMI_WATCH_S1_PRO(XiaomiWatchS1ProCoordinator.class),
     XIAOMI_WATCH_S1(XiaomiWatchS1Coordinator.class),
+    XIAOMI_WATCH_S3(XiaomiWatchS3Coordinator.class),
     AMAZFITGTS3(AmazfitGTS3Coordinator.class),
     AMAZFITGTR3(AmazfitGTR3Coordinator.class),
     AMAZFITGTR4(AmazfitGTR4Coordinator.class),
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index b44d1d618..e3a355941 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -2540,6 +2540,7 @@
     <string name="pref_sleep_mode_schedule_title">Sleep Mode Schedule</string>
     <string name="pref_sleep_mode_schedule_summary">Send a reminder and enter sleep mode at bedtime. At the scheduled wake-up time, the wake-up alarm will sound.</string>
     <string name="devicetype_xiaomi_watch_s1">Xiaomi Watch S1</string>
+    <string name="devicetype_xiaomi_watch_s3">Xiaomi Watch S3</string>
     <string name="devicetype_xiaomi_watch_s1_active">Xiaomi Watch S1 Active</string>
     <string name="devicetype_xiaomi_watch_s1_pro">Xiaomi Watch S1 Pro</string>
     <string name="devicetype_mi_watch_color_sport">Mi Watch Color Sport</string>