Seiko Men's Digital Rotocall

• Model: SMGG19P1
• Brand: Seiko
• Collection: Digital Rotocall (re‑issue of 1980s Rotocall)
• Gender: Men’s / unisex digital chronograph
• Heritage: Inspired by the 1982 Seiko “Rotocall,” famously worn in space missions

• Case Material: Stainless steel, silver tone (round but slightly square case footprint)
• Case Shape: Compact, slightly squared/rotocall style outline with octagonal style rotating bezel
• Case Finish: Brushed and polished steel with a high contrast rotating bezel
• Case Colour: Silver stainless steel
• Case Diameter: 37.0 mm
• Case Thickness: 10.6 mm
• Lug to lug Distance: 43.5 mm
• Crystal: Hardlex mineral glass
• Case Back: Screw down stainless steel caseback
• Dial Display: Monochrome or black and red digital LCD (segmented calculator style)
• Display Colour: Black / dark background with white or red digit segments
• Indices: Digital segments only; no traditional indices
• Hands: None (pure digital display)
• Luminescent Elements: No traditional lume; LCD backlight 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. 195–200 mm)
• Buckle Type: Three fold push button deployment clasp (safety folding, steel)

• 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)
• Dual time / GMT style second time zone
• Chronograph measuring up to 100 hours in 1/100 second increments
• Countdown / timer functions
• Date, day of the week, and full calendar display
• 1 time alarm (single setting alarm)
• Battery life warning indicator (EOL style)
• All modes controlled via the bidirectional 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: Silver / black accented rotating bezel
• Display Colour: Black / dark background with white or red digit segments
• Strap/Bracelet Colour: Silver

• Water Resistance: 10 bar (100 m), suitable for swimming and sports 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, and full calendar
• Warranty: Typically 2–3 years (varies by retailer)
• Packaging: Seiko box, warranty card, and space heritage branding information