Omega · Speedmaster Grey Side of the Moon

Strap for Omega Speedmaster Grey Side of the Moon

Takes 21 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width21 mm
Case diameter44.25 mm
FamilySpeedmaster Grey Side of the Moon
Movementcaliber manuale 3869
Year2026
Caseceramic al plasma grigia

Recommended spring bar

Omega Spring Bars 21mm — Single Diameter

Technical match for lug width and diameter · lug 21 mm · Ø 1.8 mm

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Straps for the Speedmaster Grey Side of the Moon

Selected for the 21 mm lug width · workshop selection

All 21 mm straps →

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