• 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
• Water-resistant and pressure-resistant to 20 bar
• Low pressure resistant

• Mechanical Movement
• • The information on the mechanical movement corresponds to the current production situation in Frankfurt am Main. Due to technical changes, it may happen in individual cases that stock items of our sales partners deviate from this information. (further Information)
    
  • Concepto C99001
  • Self-winding mechanism
  • 25 bearing jewels
  • 28,800 semi-oscillations per hour
  • Seconds stop function 
  • 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 water-resistance, as set out in standard DIN 8310
  • Water-resistant and pressure-resistant 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 fogging

• Dimensions and Weight
• • Case diameter: 41 mm
  • Band lug width: 20 mm
  • Case thickness: 14,2 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
• • Warranty period 2 years

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.