Moritz Grossmann · Benu

Strap for Benu Power Reserve White Gold / Silver

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

Lug width18 mm
Case diameter41 mm
ReferenceMG-000461
FamilyBenu
MovementMoritz Grossmann caliber 100.2 Hours, Minutes, Small Seconds | Power Reserve Indicator
CaseWhite Gold

Spring bar

Swiss Standard universal spring bars

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

Straps for the Benu MG-000461

Selected for the 18 mm lug width · workshop selection

All 18 mm straps →

The Benu MG-000461, seen from the bench

The Benu represents Moritz Grossmann's offering in the segment of watches with power reserve indication. It is equipped with the Moritz Grossmann caliber 100.2 with functions of hours, minutes, small seconds, and power reserve indicator. The movement follows the canons of traditional German watchmaking with brand-specific finishes.

Frequently asked questions

What is the lug width of the Moritz Grossmann Benu MG-000461?

The lug width of the Moritz Grossmann Benu MG-000461 is 18mm. This measurement is determined by the geometry of the lugs and represents the internal space between the two attachment pins. To verify it, position a digital calliper perpendicular to the case plane within the lug seat.

What is the best strap for the Moritz Grossmann Benu MG-000461?

For the Benu MG-000461 in white gold, we recommend alligator leather of superior quality with vegetable tanning, which develops a golden patina over time, or structured English calf leather. Both maintain aesthetic coherence with the geometric severity of the case. FKM rubber with fine grain represents the modern and versatile option.

How do I change the strap on a Moritz Grossmann Benu MG-000461?

Strap replacement requires a spring bar tool. Position the tool beneath the lug pin to release the spring under tension, then extract the pin. Repeat on the opposite side. Insert the new strap by pushing the pin into the seat until you hear the spring retention click. Verify that both pins are firmly anchored.

Can I use an aftermarket 18mm strap on this model?

Yes, any strap with an 18mm lug width is compatible with the Moritz Grossmann Benu MG-000461. However, we recommend prioritising manufacturers specialising in haute horlogerie to ensure construction quality, coherent finishing, and absence of distortion during assembly. Material and finish selection significantly impact the overall character of the watch.

What is the lifespan of a leather strap on the Moritz Grossmann Benu MG-000461?

A superior quality leather strap (alligator, vegetable-tanned calf) worn daily on a Moritz Grossmann maintains structural and aesthetic integrity for 4–7 years, provided occasional cleaning and protection from prolonged moisture. The emerging patina represents an added value. FKM rubber straps last longer, up to 10 years, with minimal change in appearance.

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