diff --git a/include/smarty/libs/plugins/modifier.seconds_to_hhmmss.php b/include/smarty/libs/plugins/modifier.seconds_to_hhmmss.php
new file mode 100644
index 00000000..08a06417
--- /dev/null
+++ b/include/smarty/libs/plugins/modifier.seconds_to_hhmmss.php
@@ -0,0 +1,18 @@
+<?php
+/**
+ * @copyright 2010 MAPIX Technologies Ltd, UK, http://mapix.com/
+ * @license http://en.wikipedia.org/wiki/BSD_licenses  BSD License
+ * @package Smarty
+ * @subpackage PluginsModifier
+ */
+
+function smarty_modifier_seconds_to_hhmmss($sec, $padHours = false) {
+      $hms = "";
+      $hours = intval(intval($sec) / 3600); 
+      $hms .= ($padHours) ? str_pad($hours, 2, "0", STR_PAD_LEFT). ':' : $hours. ':';
+      $minutes = intval(($sec / 60) % 60); 
+      $hms .= str_pad($minutes, 2, "0", STR_PAD_LEFT). ':';
+      $seconds = intval($sec % 60); 
+      $hms .= str_pad($seconds, 2, "0", STR_PAD_LEFT);
+      return $hms;
+}
diff --git a/public/site_assets/global/js/number_format.js b/public/site_assets/global/js/number_format.js
index 44c43a7c..843f1eb1 100644
--- a/public/site_assets/global/js/number_format.js
+++ b/public/site_assets/global/js/number_format.js
@@ -68,3 +68,16 @@ function number_format (number, decimals, dec_point, thousands_sep) {
   }
   return s.join(dec);
 }
+
+Number.prototype.toHHMMSS = function () {
+  var sec_num = parseInt(this, 10); // don't forget the second param
+  var hours   = Math.floor(sec_num / 3600);
+  var minutes = Math.floor((sec_num - (hours * 3600)) / 60);
+  var seconds = sec_num - (hours * 3600) - (minutes * 60);
+
+  if (hours   < 10) {hours   = "0"+hours;}
+  if (minutes < 10) {minutes = "0"+minutes;}
+  if (seconds < 10) {seconds = "0"+seconds;}
+  var time    = hours+':'+minutes+':'+seconds;
+  return time;
+}
diff --git a/templates/bootstrap/dashboard/js/api.tpl b/templates/bootstrap/dashboard/js/api.tpl
index 98182ba8..ef989f3c 100644
--- a/templates/bootstrap/dashboard/js/api.tpl
+++ b/templates/bootstrap/dashboard/js/api.tpl
@@ -117,9 +117,7 @@ $(document).ready(function(){
       $('#b-nextdiff').html('n/a');
       $('#b-nextdiffc').html(' No Estimates');
     }
-    var minutes = Math.floor(data.getdashboarddata.data.pool.esttimeperblock / 60);
-    var seconds = Math.floor(data.getdashboarddata.data.pool.esttimeperblock - minutes * 60);
-    $('#b-esttimeperblock').html(minutes + " minutes " + seconds + " seconds"); // <- this needs some nicer format
+    $('#b-esttimeperblock').html(data.getdashboarddata.data.pool.esttimeperblock.toString().toHHMMSS());
     $('#b-nblock').html(data.getdashboarddata.data.network.block);
     $('#b-roundprogress').html(number_format(parseFloat(data.getdashboarddata.data.pool.shares.progress).toFixed(2), 2) + "%");
     {/literal}{if $GLOBAL.config.payout_system != 'pps'}{literal }
diff --git a/templates/bootstrap/dashboard/round_statistics/pplns/round.tpl b/templates/bootstrap/dashboard/round_statistics/pplns/round.tpl
index c07623bd..8abfe411 100644
--- a/templates/bootstrap/dashboard/round_statistics/pplns/round.tpl
+++ b/templates/bootstrap/dashboard/round_statistics/pplns/round.tpl
@@ -83,7 +83,7 @@
               </div>
               <div class="circle-tile-content lightblue">
                 <div class="circle-tile-description text-faded">
-                  <p class="h5 up-more" id="b-esttimeperblock">{$NETWORK.EstTimePerBlock|seconds_to_words}</p>
+                  <p class="h5 up-more" id="b-esttimeperblock">{$NETWORK.EstTimePerBlock|seconds_to_hhmmss}</p>
                 </div>
                 <div class="circle-tile-number text-faded">
                   <p class="h6">Est. Avg. Time per Block</p>
diff --git a/templates/bootstrap/dashboard/round_statistics/pps/round.tpl b/templates/bootstrap/dashboard/round_statistics/pps/round.tpl
index 4aa1f226..e11186cb 100644
--- a/templates/bootstrap/dashboard/round_statistics/pps/round.tpl
+++ b/templates/bootstrap/dashboard/round_statistics/pps/round.tpl
@@ -48,7 +48,7 @@
           </div>
           <div class="col-md-spark">
             <i class="fa fa-clock-o fa-2x"></i>
-            <p id="b-esttimeperblock" class="h5 font-bold m-t">{$NETWORK.EstTimePerBlock|seconds_to_words}</p>
+            <p id="b-esttimeperblock" class="h5 font-bold m-t">{$NETWORK.EstTimePerBlock|seconds_to_hhmmss}</p>
             <p class="h6 text-muted">Est. Avg. Time per Block</p>
           </div>
         </div>
diff --git a/templates/bootstrap/dashboard/round_statistics/prop/round.tpl b/templates/bootstrap/dashboard/round_statistics/prop/round.tpl
index e38a55a8..9e5d2c45 100644
--- a/templates/bootstrap/dashboard/round_statistics/prop/round.tpl
+++ b/templates/bootstrap/dashboard/round_statistics/prop/round.tpl
@@ -83,7 +83,7 @@
               </div>
               <div class="circle-tile-content lightblue">
                 <div class="circle-tile-description text-faded">
-                  <p class="h5" id="b-esttimeperblock">{$NETWORK.EstTimePerBlock|seconds_to_words}</p>
+                  <p class="h5" id="b-esttimeperblock">{$NETWORK.EstTimePerBlock|seconds_to_hhmmss}</p>
                 </div>
                 <div class="circle-tile-number text-faded">
                   <p class="h6">Est. Avg. Time per Block</p>