Model 917

• Case made of stainless steel, polished
• Sapphire crystal glass
• Transparent case back made of sapphire crystal glass
• Ar-Dehumidifying Technology enhances functional reliability and freedom from fogging
• Display of date and day of the week
• Countdown bezel, easy to read with to-the-second precision in time trials
• Pressure-resistant to 10 bar
• Low pressure resistant

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You’ve been on the road for five hours now. You’ve mastered the mountain pass with its hairpin turns, and are now ready for the next time trial. Rallye racing requires extreme precision and reliable functionality. And that’s exactly what the 917 rallye chronograph delivers. For example with the easy-to-set countdown bezel that makes it possible to read off finish times with to-the-second accuracy. With red numerals to call added attention to the all-important, final 15 seconds. The traditionally styled dial and nonreflective sapphire crystal glass make it easy to read all important information at a glance.

In addition to technological sophistication, the 917 chronograph offer the robust reliability of a mechanical watch: shock-resistance and anti-magnetic, with a solid stainless steel case and the freedom from fogging that only the special Ar-Dehumidifying Technology from SINN can ensure. All in all, this new watch is perfectly suited for use in road rallies as well as any other situation.

• Mechanical Movement
• • Valjoux 7750
  • Self-winding mechanism
  • 25 bearing jewels
  • 28,800 semi-oscillations per hour
  • Seconds stop function
  • Shock resistant as per DIN ISO 1413
  • Anti-magnetic as per DIN 8309

• Case
• • Case made of stainless steel, polished
  • Sapphire crystal glass in front, anti-reflective on both sides
  • Transparent case back made of sapphire crystal glass, anti-reflective on the interior
  • Case back screw-fastened
  • Crown screwable
  • Meet the technical requirements for waterproofness, as set out in standard DIN 8310
  • Pressure-resistant up to 10 bar
  • Low pressure resistant

• Functions
• • Hours, minutes, subsidiary seconds
  • Date display
  • Day of the week display
  • Chronograph
  • Countdown bezel, easy to read with to-the-second precision in time trials

• SINN Technologies
• • Ar-Dehumidifying Technology enhances functional reliability and freedom from fogging

• Dimensions and Weight
• • Case diameter: 44 mm
  • Band lug width: 22 mm
  • Case thickness: 15.5 mm
  • Weight without strap: 98 gramme

• Warranty
• • 3 years