Watch Review: Sinn 903 St II Aviation Chronograph With Slide Rule Bezel
For reasons I am sure you can entirely understand, I’ve always referred to Sinn’s 903 collection of pilot chronograph watches as “Sinn’s Navitimer.” While the awesome tool watchmaker from Frankfurt, Germany typically has more distinctive designs (though some of their watches fit historic design rubrics, for sure), the 903 family of chronograph watches with a […]
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