Strap for MoonSwatch Mission to the Moon Moonshine Gold Snow Flake

The lug width of the Swatch MoonSwatch SO33M102-112 is precisely 20mm. This measurement represents the distance between the two spring bar attachment points on the case. To verify, measure the width of the upper and lower attachment: it must be exactly 20mm to ensure a precise and stable strap fit.

The best strap depends on your personal style and intended use. For daily elegance, we recommend quality calf leather with vegetable tanning in brown or cognac tones. For a sporty approach true to its space heritage, a cotton NATO strap excels in durability. For longevity and practicality, FKM rubber offers superior resistance. MilanoStraps provides all options, carefully selected for this specific lug width.

Changing the strap on the SO33M102-112 is straightforward: use a spring bar tool (available at watch retailers) or a dedicated removal kit. Insert the flat tip into the slot beneath the lug, gently release the spring bar by compressing it, remove the old strap and insert the new one until it clicks into place. If you prefer professional assistance, visit our Casati Milano atelier for expert strap changes by appointment.

Yes, provided the lug width is exactly 20mm. MilanoStraps offers a curated collection of compatible aftermarket straps in leather, NATO and rubber. We personally verify each product to ensure the attachment width precisely matches your watch's specifications, eliminating any risk of instability.

Leather strap longevity depends on tanning quality, daily use and maintenance. Quality vegetable-tanned calf leather lasts approximately 3-5 years with regular wear, developing an elegant patina over time. FKM rubber may degrade faster if exposed to chlorine or intense sunlight. Cotton NATO straps typically exceed 5 years. MilanoStraps uses premium materials that age gracefully, transforming rather than deteriorating.