For sale is the Seiko SMGG17P1, a faithful and stylish reissue of the world's first rotary-switch digital watch originally released in 1982. Known to collectors as the "Rotocall," this watch stands out for its unique interface: instead of using side buttons for everything, you rotate the octagonal bezel to switch between functions. It captures the exact aesthetic of the 80s original but with modern reliability and build quality.

Key Features:

• Unique Interface: Features the "Rotary Switch" system-change modes (Alarm, Stopwatch, Timer) simply by turning the bezel.
• Retro Display: The LCD font is a faithful recreation of the 1982 original, now updated with an AM/PM indicator and a low-battery warning.
• Classic Design: The octagonal case and integrated-style metal bracelet offer a "Genta-esque" retro-sport look that fits perfectly in any modern collection.
• Build Quality: Solid stainless steel construction with an aluminum bezel display plate that recreates the vintage coloring.

Specifications:

• Model: SBJG017 (Seiko Selection S Series)
• Movement: Caliber A825 Quartz
• Case Diameter: 37mm (Extremely versatile, wears well on all wrist sizes)
• Case Thickness: 12.1mm
• Water Resistance: 10 Bar (100 Meters / 330 Feet)-suitable for swimming and daily wear.
• Functions: Chronograph (1/100 sec), Alarm, Timer, World Time, Calendar.