Omega Seamaster 300 and Railmaster Straps

The Seamaster 300 and Railmaster are the two heritage pillars of the Seamaster family, both launched in 1957 alongside the Speedmaster as part of Omega's original professional trilogy. The current reissues retain everything that made the originals iconic — the Seamaster 300 (41mm) with its broad arrow handset and lollipop seconds hand, the Railmaster (38mm) with its clean gradient dial and 15,000 gauss anti-magnetic certification. Both watches wear their history quietly, which means the strap carries more visual weight than on a busier watch. This collection of aftermarket replacement straps and watch bands covers both references with leather, FKM rubber, sailcloth and NATO options. The Seamaster 300 takes a 21mm lug width. The Railmaster takes a 19mm. All straps and watch bands ship with quick-release spring bars and a brushed stainless steel deployant clasp pre-fitted.

 

What our customers say

Fantastic company

Fantastic company. Great strap and the build quality seems great so far. Miles went the extra mile by helping me on the live chat so thank you :)

Michael, April 28

Excellent

Rapid and transparent shipping, very nice boxing and excellent quality. And very accommodating service with kind correspondence. Thanks a lot folks, Sam

Stephan Samel, April 29

Excellent service

Excellent service, lots of information and kept in touch through the whole process.

Katherine, April 29

Lovely strap

Lovely strap. Arrived quickly. Well packaged.

Customer, May 6

Super Product

Josef Cardona, April 28

Great experience purchasing through MGB.

Great communication from Miles from the start. Honest about the product and kept me up to date throughout the buying process. Purchased a watch as it was in the UK and one I wanted. Thanks guys. 👍

F Watts, April 29

Fantastic customer service

Fantastic customer service! Staff went above and beyond to help me with the flight cases I was looking for. Fast delivery. Cases are very well made. Excellent detail and perfect for displaying your moonswatches. Looking forward to doing business in the future!

Aristides T, April 28

Rated 4.5 / 5 based on 755 reviews. Showing our latest reviews.

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