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Krayon’s Anyday is a Day-Date “Mechanical Planner”

The day of the month at a glance.

Insight: Regulating a Mechanical Watch Movement

Gyromax, Microstella, pin regulators and more.

Who Invented the Hairspring?

The tale of Hooke vs. Huygens that began 350 years ago.

Bell & Ross Takes On the Cosmos with the BR-03 Astro

Unusual and clever.

Frederique Constant Refines the Worldtimer Manufacture

Cleaner and more compact.

Insight: The Chronograph Reset Mechanism

A game of hearts.

Longines’ High-Frequency Chronometer Gets a Carbon Composite Case

Accuracy made affordable.

Explained: The Rolex Parachrom Hairspring

The relevance of alloy hairsprings in a silicon world.

Louis Vuitton Introduces the Escale Guilloché and Grand Feu Enamel

Artisanal dial decor.

Insight: The Modern Performance Chronograph Movement

New takes on classical concepts.