Technical Archive

Mido
Ocean Star M026.830.21.051.00— lug 21mm

Mido Ocean Star M026.830.21.051.00: 21mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Ocean Star Tribute Stainless Steel / Rose Gold / Black

Artisanal Note

"This model requires a precise 21mm lug width to preserve the original sartorial balance."

Technical Specifications

Mido M026.830.21.051.00
Lug Width
21 mm

The essential strap measurement.

Browse 21mm straps →
Reference

M026.830.21.051.00

Movement

ETA caliber C07.621 Hours, Minutes, Seconds | Date, Day

The Heritage

The Ocean Star represents Mido's sports line dedicated to dive watches. The model is equipped with the ETA C07.621 caliber with indication of hours, minutes, seconds, date and day of the week. The lugs measure 21mm in width.

FAQ

What is the lug width of the Mido Ocean Star M026.830.21.051.00?

The lug width of the Mido Ocean Star M026.830.21.051.00 is precisely 21.00 mm. This dimension represents the space between the case's attachment pins. A strap with a 21mm lug width will fit perfectly without lateral play, ensuring both aesthetic and functional stability. Always verify the measurement with a calliper before ordering a compatible strap.

Which strap is best suited for the Mido Ocean Star M026.830.21.051.00?

The most suitable strap depends on your usage and style preference. For a sport-elegant aesthetic, we recommend natural alligator leather with vegetable tanning in blue or brown tones. For everyday versatility, a grey or cognac embossed calf offers comfort and colour flexibility. For nautical or high-impact environments, NATO straps in Cordura or FKM rubber offer resilience and ease of replacement. Each material interacts differently with the stainless steel case.

How do I change the strap on my Ocean Star M026.830.21.051.00?

To change the strap: 1) Obtain a spring bar tool. 2) Position the watch with the case facing upwards. 3) Insert the tool's tip into the small lateral slot of the attachment pin and gently lift to release the spring clip. 4) Remove the old strap. 5) Insert the new strap and re-insert the pin with spring. Avoid abrupt movements to prevent case scratches. If uncertain, entrust the task to a qualified watchmaker.

Is a 21mm aftermarket strap compatible with my Ocean Star?

Yes, any artisanal strap with a 21mm lug width is technically compatible with your M026.830.21.051.00. Technical compatibility is guaranteed. However, construction quality, materials and finishing vary significantly between suppliers. We recommend selecting craftspeople who use vegetable-tanned leather, hand-construct the lug attachment and employ double stitching. Our 21mm straps meet these criteria and are specifically tested on Mido models.

How long does a natural leather strap last on a sports watch like the Ocean Star?

A natural leather strap with vegetable tanning, worn daily and properly maintained, typically lasts 3-5 years before showing significant wear (fibre weakening, cracking in fold areas). Longevity depends on intensity of use, humidity exposure and leather quality. A sports watch like the Ocean Star, frequently used in humid environments, tends to wear the strap more rapidly than exclusively daytime use. Regular maintenance (leather balm application every 6-8 months) significantly extends strap lifespan.