The Sinn 556 I represents the entry-level reference for German tool watches. Stripping away the timing bezels of pilot and dive watches, the 556 I focuses on clean design, offering high legibility and durability in a compact, satin-finished case.
Overview
Brand: Sinn Spezialuhren
Model: 556 I
Collection: 556
Price: £1,200 GBP
Website: sinn.de
Specifications
Case Diameter: 38.5mm
Thickness: 11.0mm
Lug to Lug: 45.5mm
Lug Width: 20.0mm
Water Resistance: 200m
Case Material: 316L Stainless Steel
Crystal: Sapphire
Strap/Bracelet: Stainless Steel H-Link Bracelet / Leather
Design & Wearability
The case measures 38.5mm in diameter with a thickness of 11.0mm. The dial is a deep, glossy black, featuring white printed stick indices and sword hands filled with luminous paint, providing high contrast. The case is completed by a matching H-Link steel bracelet and features a screw-down crown with guard.
Movement & Performance
Under the hood is the Swiss Sellita SW200-1 automatic movement in its premium grade, equipped with shock resistance and anti-magnetic shielding conforming to DIN standards. The movement features a custom Sinn rotor, visible through an exhibition sapphire caseback.
Official Website
Sinn Spezialuhren 556 I product page
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