diff --git a/package.json b/package.json
index 09810e3..228e254 100644
--- a/package.json
+++ b/package.json
@@ -75,6 +75,11 @@
           "name": "IMAGE_SNOOZE",
           "file": "images/action_bar_icon_snooze.png"
         },
+        {
+          "type": "bitmap",
+          "name": "IMAGE_REPLAY",
+          "file": "images/action_bar_icon_replay.png"
+        },
         {
           "type": "bitmap",
           "name": "IMAGE_DELETE",
diff --git a/resources/images/action_bar_icon_replay.png b/resources/images/action_bar_icon_replay.png
new file mode 100644
index 0000000..abea00f
Binary files /dev/null and b/resources/images/action_bar_icon_replay.png differ
diff --git a/src/main.c b/src/main.c
index a38fb21..52d2ab7 100644
--- a/src/main.c
+++ b/src/main.c
@@ -143,6 +143,27 @@ static void popup_window_snooze_timer_callback(CountdownTimer *countdown_timer,
 
 
 
+/*
+ * PopupWindow replay timer callback
+ * restarts the timer with its original duration
+ */
+
+static void popup_window_replay_timer_callback(CountdownTimer *countdown_timer, void *context) {
+  countdown_timer_update(countdown_timer, countdown_timer_get_duration(countdown_timer), false);
+  countdown_timer_start(countdown_timer);
+  popup_window_pop(s_popup_window, true);
+  // show detail if not on top
+  if (!detail_window_get_topmost_window(s_detail_window)) {
+    detail_window_set_countdown_timer(s_detail_window, countdown_timer);
+    detail_window_push(s_detail_window, false);
+  }
+  detail_window_deep_refresh(s_detail_window);
+  // log activity
+  s_last_activity = countdown_timer_get_epoch_ms();
+}
+
+
+
 /*
  * PopupWindow stop timer callback
  * cancels the current timer vibration sequence
@@ -418,6 +439,7 @@ static void initialize(void) {
   // create pop-up window
   PopupWindowCallbacks popup_callbacks = {
     .up_click = popup_window_snooze_timer_callback,
+    .select_click = popup_window_replay_timer_callback,
     .down_click = popup_window_stop_timer_callback,
   };
   s_popup_window = popup_window_create();
diff --git a/src/popup_window.c b/src/popup_window.c
index 8757e93..6b63f71 100644
--- a/src/popup_window.c
+++ b/src/popup_window.c
@@ -73,7 +73,7 @@ struct PopupWindow {
   TextLayer       *text;          //< displays title text
   ActionBarLayer  *action;        //< optional action bar for dialogs
   PopupWindowCallbacks    callbacks;     //< callbacks for optional ActionBar
-  GBitmap *snooze_icon,   *stop_icon;    //< icons for ActionBar
+  GBitmap *snooze_icon, *stop_icon, *replay_icon;  //< icons for ActionBar
 
 #ifndef PBL_PLATFORM_APLITE
   GDrawCommandSequence    *draw_sequence;     //< draw command sequence
@@ -220,7 +220,7 @@ static void up_click_handler(ClickRecognizerRef recognizer, void *context) {
 /*
  * SELECT click handler callback
  *
- * nothing yet... here for completeness
+ * replays the completed timer with its original duration
  */
 
 static void select_click_handler(ClickRecognizerRef recognizer, void *context) {
@@ -228,7 +228,7 @@ static void select_click_handler(ClickRecognizerRef recognizer, void *context) {
   if (popup_window->callbacks.select_click == NULL) {
     return;
   }
-  return popup_window->callbacks.select_click(context);
+  return popup_window->callbacks.select_click(popup_window->countdown_timer, context);
 }
 
 
@@ -267,6 +267,7 @@ static void prv_window_load(Window* window){
   // get window parameters
   popup_window->stop_icon = gbitmap_create_with_resource(RESOURCE_ID_IMAGE_DISMISS);
   popup_window->snooze_icon = gbitmap_create_with_resource(RESOURCE_ID_IMAGE_SNOOZE);
+  popup_window->replay_icon = gbitmap_create_with_resource(RESOURCE_ID_IMAGE_REPLAY);
 
   // get window parameters
   Layer *root = window_get_root_layer(popup_window->window);
@@ -293,6 +294,7 @@ static void prv_window_load(Window* window){
   action_bar_layer_set_context(popup_window->action, popup_window);
   action_bar_layer_set_click_config_provider(popup_window->action, click_config_provider);
   action_bar_layer_set_icon(popup_window->action, BUTTON_ID_UP, popup_window->snooze_icon);
+  action_bar_layer_set_icon(popup_window->action, BUTTON_ID_SELECT, popup_window->replay_icon);
   action_bar_layer_set_icon(popup_window->action, BUTTON_ID_DOWN, popup_window->stop_icon);
 
   if (popup_window->action_visible) {
@@ -313,6 +315,7 @@ static void prv_window_unload(Window* window){
   window_destroy(popup_window->window);
   gbitmap_destroy(popup_window->snooze_icon);
   gbitmap_destroy(popup_window->stop_icon);
+  gbitmap_destroy(popup_window->replay_icon);
 #ifndef PBL_PLATFORM_APLITE
   if (popup_window->draw_sequence != NULL) {
     gdraw_command_sequence_destroy(popup_window->draw_sequence);
diff --git a/src/popup_window.h b/src/popup_window.h
index 639c516..35b96a4 100644
--- a/src/popup_window.h
+++ b/src/popup_window.h
@@ -69,7 +69,7 @@ typedef void (*PopupWindowUpClick)(CountdownTimer *countdown_timer, void *contex
  * called when the SELECT button is pressed
  */
 
-typedef void (*PopupWindowSelectClick)(void *context);
+typedef void (*PopupWindowSelectClick)(CountdownTimer *countdown_timer, void *context);