The design of this timepiece is a play on the Regulator theme, placing it front and center with the “Open Gear” design. The dial is simultaneously its module board, onto which the train wheel bridges of the skeletonized gears are mounted.

The design of this timepiece is a play on the Regulator theme, placing it front and center with the “Open Gear” design. The dial is simultaneously its module board, onto which the train wheel bridges of the skeletonized gears are mounted.

The design of this timepiece is a play on the Regulator theme, placing it front and center with the “Open Gear” design. The dial is simultaneously its module board, onto which the train wheel bridges of the skeletonized gears are mounted.

The design of this timepiece is a play on the Regulator theme, placing it front and center with the “Open Gear” design. The dial is simultaneously its module board, onto which the train wheel bridges of the skeletonized gears are mounted.

The design of this timepiece is a play on the Regulator theme, placing it front and center with the “Open Gear” design. The dial is simultaneously its module board, onto which the train wheel bridges of the skeletonized gears are mounted.

With the Flying Grand Regulator Open Gear Retrograde Second, ReSec for short, for the first time in its history, Chronoswiss presents a regulator timepiece in a striking 44mm case with automatic movement. The dials are intricately guilloched by hand and all models are limited to 50 timepieces.

With the Flying Grand Regulator Open Gear Retrograde Second, ReSec for short, for the first time in its history, Chronoswiss presents a regulator timepiece in a striking 44mm case with automatic movement. The dials are intricately guilloched by hand and all models are limited to 50 timepieces.

With the Flying Grand Regulator Open Gear Retrograde Second, ReSec for short, for the first time in its history, Chronoswiss presents a regulator timepiece in a striking 44mm case with automatic movement. The dials are intricately guilloched by hand and all models are limited to 50 timepieces.

With the Flying Grand Regulator Open Gear Retrograde Second, ReSec for short, for the first time in its history, Chronoswiss presents a regulator timepiece in a striking 44mm case with automatic movement. The dials are intricately guilloched by hand and all models are limited to 50 timepieces.

With the Flying Grand Regulator Open Gear Retrograde Second, ReSec for short, for the first time in its history, Chronoswiss presents a regulator timepiece in a striking 44mm case with automatic movement. The dials are intricately guilloched by hand and all models are limited to 50 timepieces.

With the Flying Grand Regulator Open Gear Retrograde Second, ReSec for short, for the first time in its history, Chronoswiss presents a regulator timepiece in a striking 44mm case with automatic movement. The dials are intricately guilloched by hand and all models are limited to 50 timepieces.

The Open Gear ReSec Chocolate is a modern mechanical timepiece hand-made in Lucerne, and it features typical design codes that watch lovers looking for something different have come to associate with Chronoswiss: a regulator complication, three-dimensional dial, onion crown and fluted bezel.