diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index b92a222425..ef4bd32b65 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -60,7 +60,7 @@
 #include "pins_arduino.h"
 #include "math.h"
 #include "nozzle.h"
-#include "timestamp_t.h"
+#include "duration_t.h"
 
 #if ENABLED(USE_WATCHDOG)
   #include "watchdog.h"
@@ -4058,13 +4058,13 @@ inline void gcode_M17() {
  */
 inline void gcode_M31() {
   char buffer[21];
-  timestamp_t time(print_job_timer.duration());
-  time.toString(buffer);
+  duration_t elapsed = print_job_timer.duration();
+  elapsed.toString(buffer);
 
   lcd_setstatus(buffer);
 
   SERIAL_ECHO_START;
-  SERIAL_ECHOPGM(MSG_PRINT_TIME " ");
+  SERIAL_ECHOPGM("Print time: ");
   SERIAL_ECHOLN(buffer);
 
   thermalManager.autotempShutdown();
diff --git a/Marlin/duration_t.h b/Marlin/duration_t.h
new file mode 100644
index 0000000000..25ea9bb989
--- /dev/null
+++ b/Marlin/duration_t.h
@@ -0,0 +1,155 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef __DURATION_T__
+#define __DURATION_T__
+
+struct duration_t {
+  /**
+   * @brief Duration is stored in seconds
+   */
+  uint32_t value;
+
+  /**
+   * @brief Constructor
+   */
+  duration_t()
+    : duration_t(0) {};
+
+  /**
+   * @brief Constructor
+   *
+   * @param seconds The number of seconds
+   */
+  duration_t(uint32_t const &seconds) {
+    this->value = seconds;
+  }
+
+  /**
+   * @brief Equality comparison
+   * @details Overloads the equality comparison operator
+   *
+   * @param value The number of seconds to compare to
+   * @return True if both durations are equal
+   */
+  bool operator==(const uint32_t &value) const {
+    return (this->value == value);
+  }
+
+  /**
+   * @brief Inequality comparison
+   * @details Overloads the inequality comparison operator
+   *
+   * @param value The number of seconds to compare to
+   * @return False if both durations are equal
+   */
+  bool operator!=(const uint32_t &value) const {
+    return ! this->operator==(value);
+  }
+
+  /**
+   * @brief Formats the duration as years
+   * @return The number of years
+   */
+  inline uint8_t year() const {
+    return this->day() / 365;
+  }
+
+  /**
+   * @brief Formats the duration as days
+   * @return The number of days
+   */
+  inline uint16_t day() const {
+    return this->hour() / 24;
+  }
+
+  /**
+   * @brief Formats the duration as hours
+   * @return The number of hours
+   */
+  inline uint32_t hour() const {
+    return this->minute() / 60;
+  }
+
+  /**
+   * @brief Formats the duration as minutes
+   * @return The number of minutes
+   */
+  inline uint32_t minute() const {
+    return this->second() / 60;
+  }
+
+  /**
+   * @brief Formats the duration as seconds
+   * @return The number of seconds
+   */
+  inline uint32_t second() const {
+    return this->value;
+  }
+
+  /**
+   * @brief Formats the duration as a string
+   * @details String will be formated using a "full" representation of duration
+   *
+   * @param buffer The array pointed to must be able to accommodate 21 bytes
+   *
+   * Output examples:
+   *  123456789012345678901 (strlen)
+   *  135y 364d 23h 59m 59s
+   *  364d 23h 59m 59s
+   *  23h 59m 59s
+   *  59m 59s
+   *  59s
+   */
+  void toString(char *buffer) const {
+    int y = this->year(),
+        d = this->day() % 365,
+        h = this->hour() % 24,
+        m = this->minute() % 60,
+        s = this->second() % 60;
+
+    if (y) sprintf_P(buffer, PSTR("%iy %id %ih %im %is"), y, d, h, m, s);
+    else if (d) sprintf_P(buffer, PSTR("%id %ih %im %is"), d, h, m, s);
+    else if (h) sprintf_P(buffer, PSTR("%ih %im %is"), h, m, s);
+    else if (m) sprintf_P(buffer, PSTR("%im %is"), m, s);
+    else sprintf_P(buffer, PSTR("%is"), s);
+  }
+
+  /**
+   * @brief Formats the duration as a string
+   * @details String will be formated using a "digital" representation of duration
+   *
+   * @param buffer The array pointed to must be able to accommodate 10 bytes
+   *
+   * Output examples:
+   *  1234567890 (strlen)
+   *  1193046:59
+   */
+  void toDigital(char *buffer) const {
+    int h = this->hour() % 24,
+        m = this->minute() % 60;
+
+    sprintf_P(buffer, PSTR("%02i:%02i"), h, m);
+  }
+};
+
+#endif // __DURATION_T__
diff --git a/Marlin/printcounter.cpp b/Marlin/printcounter.cpp
index 9bfb0f755e..b6cef6e71d 100644
--- a/Marlin/printcounter.cpp
+++ b/Marlin/printcounter.cpp
@@ -22,7 +22,7 @@
 
 #include "Marlin.h"
 #include "printcounter.h"
-#include "timestamp_t.h"
+#include "duration_t.h"
 
 PrintCounter::PrintCounter(): super() {
   this->loadStats();
@@ -94,7 +94,7 @@ void PrintCounter::saveStats() {
 
 void PrintCounter::showStats() {
   char buffer[21];
-  timestamp_t time;
+  duration_t elapsed;
 
   SERIAL_PROTOCOLPGM(MSG_STATS);
 
@@ -111,8 +111,8 @@ void PrintCounter::showStats() {
   SERIAL_EOL;
   SERIAL_PROTOCOLPGM(MSG_STATS);
 
-  time.timestamp = this->data.printTime;
-  time.toString(buffer);
+  elapsed = this->data.printTime;
+  elapsed.toString(buffer);
 
   SERIAL_ECHOPGM("Total time: ");
   SERIAL_ECHO(buffer);
@@ -123,8 +123,8 @@ void PrintCounter::showStats() {
     SERIAL_ECHOPGM(")");
   #endif
 
-  time.timestamp = this->data.longestPrint;
-  time.toString(buffer);
+  elapsed = this->data.longestPrint;
+  elapsed.toString(buffer);
 
   SERIAL_ECHOPGM(", Longest job: ");
   SERIAL_ECHO(buffer);
diff --git a/Marlin/timestamp_t.h b/Marlin/timestamp_t.h
deleted file mode 100644
index 8295360d14..0000000000
--- a/Marlin/timestamp_t.h
+++ /dev/null
@@ -1,128 +0,0 @@
-/**
- * Marlin 3D Printer Firmware
- * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
- *
- * Based on Sprinter and grbl.
- * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- *
- */
-
-#ifndef __TIMESTAMP_T__
-#define __TIMESTAMP_T__
-
-struct timestamp_t {
-  /**
-   * @brief Number of seconds
-   */
-  uint32_t timestamp;
-
-  /**
-   * @brief Timestamp blank constructor
-   */
-  timestamp_t()
-    : timestamp_t(0) {};
-
-  /**
-   * @briefTimestamp constructor
-   * @details Initializes the timestamp_t structure based on a number of seconds
-   *
-   * @param seconds The number of seconds
-   */
-  timestamp_t(uint32_t const &seconds) {
-    this->timestamp = seconds;
-  }
-
-  /**
-   * @brief Formats the timestamp in years
-   * @return The number of years
-   */
-  inline uint8_t year() const {
-    return this->day() / 365;
-  }
-
-  /**
-   * @brief Formats the timestamp in days
-   * @return The number of days
-   */
-  inline uint16_t day() const {
-    return this->hour() / 24;
-  }
-
-  /**
-   * @brief Formats the timestamp in hours
-   * @return The number of hours
-   */
-  inline uint32_t hour() const {
-    return this->minute() / 60;
-  }
-
-  /**
-   * @brief Formats the timestamp in minutes
-   * @return The number of minutes
-   */
-  inline uint32_t minute() const {
-    return this->second() / 60;
-  }
-
-  /**
-   * @brief Formats the timestamp in seconds
-   * @return The number of seconds
-   */
-  inline uint32_t second() const {
-    return this->timestamp;
-  }
-
-  /**
-   * @brief Formats the timestamp as a string
-   * @details Returns the timestamp formated as a string
-   *
-   * @param buffer The array pointed to must be able to accommodate 21 bytes when
-   *               on standard mode or 10 bytes otherwise.
-   * @param shorty If true a short representation will be returned.
-   *
-   * Standard toString() output examples:
-   *  123456789012345678901 (strlen)
-   *  135y 364d 23h 59m 59s
-   *  364d 23h 59m 59s
-   *  23h 59m 59s
-   *  59m 59s
-   *  59s
-   *
-   * Short toString() output examples:
-   *  1234567890 (strlen)
-   *  1193046:59
-   *
-   */
-  void toString(char *buffer, bool const &shorty = false) const {
-    int h = this->hour() % 24,
-        m = this->minute() % 60;
-
-    if (shorty) sprintf_P(buffer, PSTR("%02i:%02i"), h, m);
-    else {
-      int y = this->year(),
-          d = this->day() % 365,
-          s = this->second() % 60;
-
-      if (y) sprintf_P(buffer, PSTR("%iy %id %ih %im %is"), y, d, h, m, s);
-      else if (d) sprintf_P(buffer, PSTR("%id %ih %im %is"), d, h, m, s);
-      else if (h) sprintf_P(buffer, PSTR("%ih %im %is"), h, m, s);
-      else if (m) sprintf_P(buffer, PSTR("%im %is"), m, s);
-      else sprintf_P(buffer, PSTR("%is"), s);
-    }
-  }
-};
-
-#endif // __TIMESTAMP_T__
diff --git a/Marlin/ultralcd.cpp b/Marlin/ultralcd.cpp
index 2a9e6e90e0..7d687acea0 100755
--- a/Marlin/ultralcd.cpp
+++ b/Marlin/ultralcd.cpp
@@ -31,7 +31,7 @@
 
 #if ENABLED(PRINTCOUNTER)
   #include "printcounter.h"
-  #include "timestamp_t.h"
+  #include "duration_t.h"
 #endif
 
 int preheatHotendTemp1, preheatBedTemp1, preheatFanSpeed1,
@@ -1979,13 +1979,15 @@ void kill_screen(const char* lcd_msg) {
         STATIC_ITEM(MSG_INFO_PRINT_COUNT ": ", false, false, itostr3left(stats.totalPrints));          // Print Count: 999
         STATIC_ITEM(MSG_INFO_COMPLETED_PRINTS"  : ", false, false, itostr3left(stats.finishedPrints)); // Completed  : 666
 
-        timestamp_t time(stats.printTime);
-        time.toString(buffer);
+        duration_t elapsed = stats.printTime;
+        elapsed.toString(buffer);
+
         STATIC_ITEM(MSG_INFO_PRINT_TIME ": ", false, false);                                           // Total print Time:
         STATIC_ITEM("", false, false, buffer);                                                         // 99y 364d 23h 59m 59s
 
-        time.timestamp = stats.longestPrint;
-        time.toString(buffer);
+        elapsed = stats.longestPrint;
+        elapsed.toString(buffer);
+
         STATIC_ITEM(MSG_INFO_PRINT_LONGEST ": ", false, false);                                        // Longest job time:
         STATIC_ITEM("", false, false, buffer);                                                         // 99y 364d 23h 59m 59s
 
diff --git a/Marlin/ultralcd_impl_DOGM.h b/Marlin/ultralcd_impl_DOGM.h
index 22a86a5dab..ff9cc6223e 100644
--- a/Marlin/ultralcd_impl_DOGM.h
+++ b/Marlin/ultralcd_impl_DOGM.h
@@ -58,7 +58,7 @@
 #include "ultralcd_st7920_u8glib_rrd.h"
 #include "Configuration.h"
 
-#include "timestamp_t.h"
+#include "duration_t.h"
 
 #if DISABLED(MAPPER_C2C3) && DISABLED(MAPPER_NON) && ENABLED(USE_BIG_EDIT_FONT)
   #undef USE_BIG_EDIT_FONT
@@ -391,10 +391,10 @@ static void lcd_implementation_status_screen() {
     u8g.setPrintPos(80,48);
 
     char buffer[10];
-    timestamp_t time(print_job_timer.duration());
-    time.toString(buffer, true);
-    if (time.timestamp != 0) lcd_print(buffer);
-    else lcd_printPGM(PSTR("--:--"));
+    duration_t elapsed = print_job_timer.duration();
+    elapsed.toDigital(buffer);
+    lcd_print(buffer);
+
   #endif
 
   // Extruders
diff --git a/Marlin/ultralcd_impl_HD44780.h b/Marlin/ultralcd_impl_HD44780.h
index 271cb3ff9f..fa942d8a18 100644
--- a/Marlin/ultralcd_impl_HD44780.h
+++ b/Marlin/ultralcd_impl_HD44780.h
@@ -27,7 +27,7 @@
 * Implementation of the LCD display routines for a Hitachi HD44780 display. These are common LCD character displays.
 **/
 
-#include "timestamp_t.h"
+#include "duration_t.h"
 
 extern volatile uint8_t buttons;  //an extended version of the last checked buttons in a bit array.
 
@@ -763,10 +763,9 @@ static void lcd_implementation_status_screen() {
     lcd.print(LCD_STR_CLOCK[0]);
 
     char buffer[10];
-    timestamp_t time(print_job_timer.duration());
-    time.toString(buffer, true);
-    if (time.timestamp != 0) lcd_print(buffer);
-    else lcd_printPGM(PSTR("--:--"));
+    duration_t elapsed = print_job_timer.duration();
+    elapsed.toDigital(buffer);
+    lcd_print(buffer);
 
   #endif // LCD_HEIGHT > 3