Seiko Unisex Rotocall digital line

• Model: SMGG17P1
• Brand: Seiko
• Collection: Discover More / Rotocall digital line
• Gender: Men’s / unisex digital chronograph

• Case Material: Stainless steel, silver‑tone (octagonal‑style / rounded‑octagonal case)  
• Case Shape: Octagonal / slightly squared with curved edges (Rotocall‑style footprint)  
• Case Finish: Brushed and polished stainless steel  
• Case Colour: Silver  
• Case Diameter: 37.0 mm  
• Case Thickness: 10.6 mm  
• Case Length (lug‑to‑lug): 43.5 mm  
• Crystal: Hardlex mineral glass  
• Case Back: Screw‑down stainless‑steel caseback  
• Dial Display: Monochrome or grey digital LCD (segmented calculator‑style)  
• Display Colour: Grey / dark‑tone digits on a darker background  
• Indices: Digital segments only; no traditional indices  
• Hands: None (pure digital display)  
• Luminescent Elements: No traditional lume; backlight illuminates the LCD in low‑light conditions  
• Strap/Bracelet Material: Stainless steel multi‑link bracelet  
• Strap/Bracelet Colour: Silver  
• Strap/Bracelet Width at Case: 20 mm  
• Strap/Bracelet Width at Buckle: 20 mm (bracelet length approx. 195 mm)  
• Buckle Type: Three‑fold safety deployment clasp (push‑button release)  

• Movement Type: Digital quartz (Caliber A824)  
• Power Source: 3V battery (e.g., CR2016 or similar coin cell)  
• Battery Life: Approx. 3 years under normal use  
• Precision: ±20 seconds per month  
• Display Type: Digital LCD with mode cycling via rotary‑style bezel  
• Functions:
  • Digital time (12‑ and 24‑hour formats)
  • Digital date calendar (full calendar functions)
  • Chronograph measuring up to 100 hours in 1/100‑second increments
  • Countdown / timer functions
  • 1‑time alarm (single‑setting alarm)
  • Dual‑time / second time zone (GMT‑style)
  • AM/PM display
  • Battery life warning indicator (EOL‑style)
  • Split and lap timing (on some modes)
  • All functions controlled via the rotating bezel (rotary‑switch concept)  

• Case Diameter: 37.0 mm  
• Case Thickness: 10.6 mm  
• Lug‑to‑lug Distance: 43.5 mm  
• Strap/Bracelet Width at Case: 20 mm  
• Strap/Bracelet Width at Buckle: 20 mm  
• Wrist Range: Approx. 165–210 mm (standard 20 mm deployment)  
• Weight: Approx. 107 g (solid steel‑digital construction)  
• Color Configuration:
  • Case Colour: Silver stainless steel
  • Bezel Colour: Yellow‑black or black‑accented rotating bezel
  • Display Colour: Grey / dark‑tone digits on dark background
  • Strap/Bracelet Colour: Silver  

• Water Resistance: 10 bar (100 m), suitable for swimming and daily use  
• Case & Crystal: Stainless‑steel case with Hardlex mineral glass  
• Movement: Digital quartz Cal. A824, with 1/100‑second chronograph up to 100 hours, alarm, dual‑time, full calendar, and countdown timer  
• Warranty: Typically 2–3 years international  
• Packaging: Seiko box, warranty card, and documentation