diff --git a/reflex/components/moment/moment.py b/reflex/components/moment/moment.py
index da14cf6f6..d11a92c51 100644
--- a/reflex/components/moment/moment.py
+++ b/reflex/components/moment/moment.py
@@ -79,7 +79,7 @@ class Moment(NoSSRComponent):
     duration: Var[str]
 
     # The date to display (also work if passed as children).
-    date: Var[Union[str, datetime.datetime, datetime.date]]
+    date: Var[Union[str, datetime.datetime, datetime.date, datetime.time, datetime.timedelta]]
 
     # Shows the duration (elapsed time) between now and the provided datetime.
     duration_from_now: Var[bool]
diff --git a/reflex/utils/serializers.py b/reflex/utils/serializers.py
index 93fadd5db..3ca91d75e 100644
--- a/reflex/utils/serializers.py
+++ b/reflex/utils/serializers.py
@@ -289,14 +289,8 @@ def serialize_datetime(dt: Union[date, datetime, time, timedelta]) -> str:
     Returns:
         The serialized datetime.
     """
-    if isinstance(dt, datetime):
-        return dt.isoformat()
-    elif isinstance(dt, date):
-        return dt.isoformat()
-    elif isinstance(dt, time):
-        return dt.isoformat()
-    else:  # timedelta
-        return str(dt)
+    # Use isoformat for datetime-like objects, str for timedelta
+    return getattr(dt, 'isoformat', lambda: str(dt))()
 
 
 @serializer(to=str)