Mido · Ocean Star

Strap for Ocean Star 200C Rose Gold / Green

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width22 mm
Case diameter43 mm
ReferenceM042.430.36.091.00
FamilyOcean Star
MovementETA caliber C07.621 hours, minutes, seconds | date, day
Year2025
CaseCeramic, Stainless 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 Ocean Star M042.430.36.091.00

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Ocean Star M042.430.36.091.00, seen from the bench

The Mido Ocean Star M042.430.36.091.00 is a 42.5mm diver's watch featuring a ceramic case with stainless steel caseback. Powered by the ETA C07.621 automatic movement, it displays hours, minutes, seconds, date, and day of the week. The 22mm lug width positions this model between classic 20mm and robust 24mm options, offering ideal ergonomics for athletic wrists.

Frequently asked questions

What is the exact lug width of the Mido Ocean Star M042.430.36.091.00?

The lug width of the Mido Ocean Star M042.430.36.091.00 is precisely 22mm. This measurement refers to the distance between the inner edges of the lugs and determines strap compatibility. Placing a millimetre ruler beneath the lugs will confirm the 22mm clearance available for strap placement.

Which strap is recommended for the Mido Ocean Star M042.430.36.091.00?

For the Mido Ocean Star M042.430.36.091.00, we recommend three primary options: a vegetable-tanned alligator strap for formal elegance with distinctive texture; a recycled NATO fabric strap for daily versatility and aquatic use; or technical rubber for frequent diving and salt-water exposure. Your choice depends on intended use—formal wear, casual rotation, or technical applications.

How do I change the strap on the Mido Ocean Star M042.430.36.091.00?

Position the watch face-down, supporting the case. Use a spring bar tool or calibrated needle to push the elastic pin beneath each lug. Extract the pin completely, remove the existing strap, slide the new strap onto the lug, and reposition the pin until you hear a distinct click indicating secure engagement. Precision is essential to avoid case scratching during removal.

Can I fit aftermarket straps to this Mido model?

Yes, any strap with a 22mm lug width is fully compatible with the Mido Ocean Star M042.430.36.091.00. At milanostraps.it you will find a curated selection of artisanal 22mm straps: leather, alligator, shell cordovan, NATO weave, and technical rubber. All are supplied with standard spring bars and ready for immediate installation.

How long does a natural leather strap last on the Mido Ocean Star M042.430.36.091.00?

A quality leather strap—alligator, calf, or shell cordovan—typically lasts 5 to 10 years with proper care: apply natural wax protection, dry thoroughly after salt water contact, and avoid prolonged direct sunlight exposure. NATO and rubber straps offer greater durability (15+ years) as they do not biodegrade. Frequency of wear and local climate directly influence overall longevity.

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