1926 | 39mm, Steel, White Dial, Ref. M91550-0005 Calendar smoky blue mother-of-pearl dial is

smoky blue mother-of-pearl dial is elevated with 11 VS 1

The rich blue dial showcases sleek baton hour markers and hands

underwater workers and military use

is powered by Breitling 01 caliber movement

and a newly designed helium escapevalve

1926 | 39mm, Steel, White Dial, Ref. M91550-0005 Calendar smoky blue mother-of-pearl dial isTudor pays tribute to its origins and watchmaking traditions with its 1926 line, a range of mechanical watches that are timeless, classic and elegant. Available in four sizes with a wide choice of dials, the 1926 line is named after the year when The Tudorwas registered as a brand on behalf of Rolex founder Hans Wilsdorf.