Mostra Mag Workshop & Watch Care

How should you care for your watch, and which signs call for a watchmaker’s attention? From servicing and repairs to water-resistance testing, battery replacement, cleaning and storage, Mostra shares advice and methods from its workshop in Aix-en-Provence. Discover how to care for antique, vintage and modern watches, the precautions that matter and what the main workshop procedures involve. Practical knowledge to help you understand your watch and preserve its condition and reliability over time.

Workshop & Watch Care
My watch is losing time, stopping, or fogging up: 7 signs it should go to Mostra’s workshop in Aix-en-Provence A watch rarely fails without warning. Losing time, stopping, condensation under the crystal, a stiff crown, a weak battery or a tired strap are often signs that it is time to bring it to Mostra’s workshop in Aix-en-Provence.

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Workshop & Watch Care
Watch water resistance: pressure testing, when to do it, why it matters Many watch owners believe that a watch described as water-resistant will remain so over time, without any particular checks. In reality, a watch’s water resistance is never guaranteed forever. It depends on several factors, including the condition of the gaskets, the case, the crown...

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Workshop & Watch Care
Water resistance of wristwatches: what you should really check before summer We often say that a watch is waterproof the way we speak of summer clothing: with confidence, sometimes with lightness. And yet water grants nothing to habit. Before the sea, the pool and the first swims, a watch deserves better than an assumption: it deserves a check.

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Workshop & Watch Care
Servicing an automatic watch in Aix-en-Provence: steps, lead times, and price ranges An automatic watch is designed to last, but it cannot function properly indefinitely without maintenance. Behind the apparent smoothness of its movement lie many mechanical components that are subject to friction, changes in lubrication, and gradual wear over the years...

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Workshop & Watch Care
Where to service a Rolex in Aix-en-Provence? Servicing a Rolex is never a simple formality. Behind a watch renowned for its robustness lies a high-precision movement, designed to operate within tight tolerances and to maintain long-term accuracy, water resistance, and overall consistency. When a Rolex begins to lose precision...

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Workshop & Watch Care
The Mostra Store watchmaking workshop: know-how and methods In the heart of Aix-en-Provence, the Mostra Store watchmaking workshop has been assisting enthusiasts and collectors with the maintenance and repair of their watches for several decades. This page provides a practical overview of how the workshop operates, its working methods...

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Workshop & Watch Care
Sea, heat, city life: how to care for your watch in Aix-en-Provence and Marseille In Aix-en-Provence and Marseille, a watch lives between sunlight, sea air, office days and daily movement. Quartz, automatic, vintage or more contemporary, proper care does not need to be complicated; it simply needs to be thoughtful.

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Workshop & Watch Care
Women’s quartz battery replacement: the Mostra expertise to do it perfectly When to replace a women’s quartz watch battery and why to trust Mostra in Aix-en-Provence: premium cells, movement check, seals/pressure test, fast service by trained watchmakers.

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Workshop & Watch Care
How to maintain an Omega Speedmaster: tips and best practices There are watches that forever define their era. The Omega Speedmaster, born in 1957 and propelled to the Moon in 1969, is one of them. Whether in space or beneath the cuff of a suit, it remains an absolute icon… How to preserve it, maintain it, and know when it’s time for a service…

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Workshop & Watch Care
How to care for a vintage Rolex Submariner? Sunday light in La Ciotat: you rinse the salt on the dock. Your inherited Submariner sits between shade and glare. You want to wear it, protect it, pass it on. Here’s how to care for a vintage Sub without betraying its story.

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