Baume & Mercier · Linea

Strap for Linea 27mm Quartz Silver / Bracelet

Takes 18 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width18 mm
Case diameter27 mm
Reference10009 (aka: MOA10009, M0A10009)
FamilyLinea
MovementETA caliber F04.111 hours, minutes, seconds | date
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

Straps for the Linea 10009 (aka: MOA10009, M0A10009)

Selected for the 18 mm lug width · workshop selection

All 18 mm straps →

The Linea 10009 (aka: MOA10009, M0A10009), seen from the bench

The Baume & Mercier Linea MOA10009 is a 27mm stainless steel women's watch powered by an ETA F04.111 quartz movement. The case features minimalist design with an 18mm lug width and integrated bracelet, emphasizing geometric purity without decorative excess. Available in multiple dial colours, it offers daily wearability with water resistance and date window functionality.

Frequently asked questions

What is the lug width of the Baume & Mercier Linea 10009?

The Baume & Mercier Linea 10009 features an 18mm lug width. This measurement is critical when selecting a strap: 18mm represents the internal distance between the two lateral attachment points of the case. To verify compatibility, measure the strap width with a calliper, ensuring it is exactly 18mm with no tolerance deviations.

Which strap type is best suited for the Baume & Mercier Linea 10009?

For the Linea 10009, vegetable-tanned alligator leather represents the most harmonious choice: the natural grain and texture complement the geometric purity of the stainless steel case. Alternatively, smooth calf leather offers sober elegance for formal contexts, whilst shell cordovan guarantees extraordinary durability and a patina that evolves over years. For a sportier approach, technical cotton straps maintain the model's stylistic minimalism.

How do you change the strap on the Baume & Mercier Linea 10009?

Changing the strap on the 10009 requires a specialised tool: a spring bar removal tool. Observing the strap from inside the case, you will notice a small spring (spring bar) that secures the strap to the lugs. Inserting the tool into one of the terminal holes of the spring bar and lifting gently, the spring compresses and the strap releases. The reverse procedure allows installation of the new strap. To avoid scratches, operate on a soft, protected surface.

Are aftermarket straps available that are compatible with the Baume & Mercier Linea 10009?

Yes, numerous aftermarket straps in 18mm are compatible with the Linea 10009. Online you can find solutions in alligator, calf, shell cordovan, canvas and technical rubber. Compatibility is guaranteed by the 18mm lug width, however it is advisable to always verify the exact attachment width before ordering. Artisan ateliers, such as Casati Milano, also offer custom-made straps with personal leather selection and bespoke finishing options.

What is the average lifespan of a leather strap for the Baume & Mercier Linea 10009?

The lifespan of a leather strap depends on the material and usage. Ordinary calf subjected to daily wear lasts approximately 2-3 years before requiring replacement. Vegetable-tanned alligator, thanks to fibre compactness, can last 3-5 years whilst maintaining good condition. Shell cordovan, due to its superior structure, can exceed 5-7 years of daily use with minimal maintenance. To extend longevity, alternate straps occasionally and apply protective creams periodically.

The next step

The right strap isn't chosen. It is built, together.

From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only