A power reserve indicator (originally called Réserve de Marche) is a complication of the watch, which is designed to show the amount of remaining stored energy.

The power reserve indicator lets you know the winding state of the mainspring. Before removing the watch from your wrist, observe the power reserve indicator to check if the watch has stored enough …

The power reserve indicator is one of the most practical and elegant complications in mechanical watchmaking. It provides a visual representation of how much energy remains stored in the …

Oct 29, 2021 · The power reserve indicator, or Réserve de Marche, is a useful feature that is found on some mechanical timepieces. This watch complication lets the wearer know how much energy is left. …

Jul 18, 2025 · The power reserve indicator shows how much energy remains in the mainspring before the watch needs rewinding. With the exponential progress of micro-engineering in watch movements, …

Many mechanical watches offer a power reserve indicator on their dial. A power reserve indicator displays the time the watch is powered for from fully wound and indicates the amount of power left in …

May 13, 2025 · Functional Design: Some watches feature a power reserve indicator —a subdial or gauge that displays how much energy remains, helping the wearer decide when to wind it next. Most …

Jul 12, 2023 · A power reserve indicator displays the amount of energy that a watch movement (or calibre) has stored. Essentially, it’s a gauge of the remaining power of a watch’s mainspring. The …

The power reserve indicator on a watch is typically displayed on the dial or a sub-dial, often in the form of a scale or a hand. It indicates the amount of energy remaining in the watch’s power source, …

Via the power reserve indicator, the watch can signal how much of the power remains until the spring no longer has enough power to run the watch. Usually, this is displayed through a separate hand, but …