Sinn 203

Template:File The Ref. 203 is a diver's chronograph by Sinn with self-winding movement produced until 2012.

Overview

The Sinn Ref. 203 series are dive watches with automatic chronograph movements. They are water and pressure resistant to 30 bar (300 m) and also shock- and magnetic-resistant to DIN 8306 specifications.

The Sinn 203 Ti Ar was the first model to feature Sinn's Ar-Dehumidifying technology on launch in 1995. The 203 ARKTIS was used in the Arctic Sea in 1999, proving its temperature and vibration hardiness.

References

• 203 ARKTIS (1999-2012) - Temperature resistant from -45 to +80 C, blue dial
• 203 Jubiläum ("Anniversary") (2006-2009) - Anthracite dial and white subdials, limited edition of 450 pieces
• 203 St (-2012) - Black dial
• 203 St 18 KT (-2005)
• 203 Ti Ar (-2006) - Titanium, Ar-Dehumidifying
• 203 Ti Ar 18 KT (-2005)

Movement: Valjoux 7750 Automatic Case: Stainless steel Ø 41 mm, thickness 16 mm Sapphire crystal Diving bezel Dehumidifying technology by filling the case with the noble gas argon and patented dry capsule Waterproof to 300 m Shockproof and anti-magnetic Screw-in crown and pushers Dial: Black, anthracite, or blue Hands and indexes with highest luminosity Bracelet: Leather strap or bracelet Production: Production: Until 2012 Successor: Sinn 206