144 St Sa

• Case made of stainless steel, bead-blasted
• Tachymeter and pulsometer scale
• Optional: Ar-Dehumidyfing Technology
• Sapphire crystal glass
• Transparent case back made of sapphire crystal glass
• Pressure-resistant to 20 bar
• Low pressure resistant

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The 144 St Sa is made of a compact stainless steel case with sapphire crystal glass in front and back. Other features include a chronograph display with 12-hour counter, jumping 30-minute counter and a stopwatch second hand in the center. All this is complemented by the tachymeter / pulsometer scale and a date display that also shows the weekday.

• 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, bead-blasted
  • Sapphire crystal glass in front, anti-reflective on the interior
  • 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 20 bar
  • Low pressure resistant

• Functions
• • Hours, minutes, subsidiary seconds
  • Date display
  • Day of the week display
  • Chronograph
  • Tachymeter / Pulsometer scale

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

• Dimensions and Weight
• • Case diameter: 41 mm
  • Band lug width: 20 mm
  • Case thickness: 14,5 mm
  • Weight without strap: 90 gramme

• Dial and Hands
• • Matte black dial
  • Indices coated with luminescent colour
  • Hour and minute hand coated with luminescent colour

• Warranty
• • 2 years