セイコーマニア垂涎のレアモデルがまさかの復刻!"Rotocall (ロトコール)" SBJG017

A rare model coveted by Seiko enthusiasts is now back! "Rotocall" SBJG017

2025年11月4日

in the 1980s"Rotocall"The design of the digital watch featuring a rotary switch, popularly known as , has been reprinted.
SEIKO SELECTION SBJG017is a special piece that is the first reprint of the legendary model released in 1982 and used by many astronauts.
The iconic design, whose functions can be called up by rotating the octagonal bezel, and the compact 37mm size, which can be enjoyed by unisex wearers, have been faithfully reproduced.

SEIKO SELECTION SBJG017 Wearing image

The retro design makes your hands unique. A book that captures the atmosphere of the 1980s.

SEIKO SELECTION SBJG017 Origami

Distinctive octagonal rotary bezel. The iconic design is eye-catching.

SEIKO SELECTION SBJG017 Front design

Highly visible digital display. Reproduces the LCD version font that is faithful to the original.

SEIKO SELECTION SBJG017 Detail

High quality solid metal bracelet. Bringing the atmosphere of the 1980s into modern times.

■ Main features

  • First reprint of 1982 model:Faithfully reproduces the first digital quartz model with rotary switch
  • Rotary switch function:Iconic design that allows functions to be activated by rotating the octagonal bezel
  • LCD font faithful to the original:While reproducing the 1980s model, AM/PM display and battery exhaustion warning functions have been added.
  • Retro coloring:Adopts an aluminum bezel display board inspired by 1980s models
  • Compact 37mm:A feeling of size that can be enjoyed with unisex. Can be worn by both men and women
  • Highly textured solid bracelet:Modernly updated while maintaining the original fit
  • Multifunctional digital:Chronograph (1/100 second measurement 99 hours 59 minutes 59 seconds), alarm, timer, dual time display, and other functions.
  • 10 ATM waterproof:Safe and secure with reinforced waterproofing for everyday use
  • LED lighting:Ensures visibility even in dark places
  • History of being used by astronauts:Proven design chosen by many astronauts

■Specs

brand SEIKO
series SEIKO SELECTION S Series INTERNATIONAL LINE
Product number SBJG017
caliber A824 (quartz battery operated)
case stainless steel
band Stainless steel (pin type)
glass hardlex
Dial color Black (digital display)
belt color silver
size Approximately 44 x 37 x 11 mm/Belt width 20 mm
weight Approximately 103g (Rakuten) / 107g (official)
belt around arm Maximum approximately 19.5cm
waterproof Reinforced waterproof for daily life (10 atm)
precision Average monthly difference ±20 seconds
battery life about 3 years
Function Rotary switch function / Counter function / Chronograph (1/100 second measurement 99 hours 59 minutes 59 seconds) / Alarm function (daily alarm / one-time alarm) / Timer function (up to 100 minutes in 1 minute increments) / Full auto calendar function (until December 31, 2074) / Dual time display function / Battery life notice function / LED lighting / Rotating bezel / Screw back
accessories Warranty card/special box (instruction manual is electronic)
Release date November 2025
Guarantee Manufacturer 3 year warranty
*Nanapure is currently running a 7-year warranty campaign.

■ What is Rotocall?

Released in 1982,"Rotocall"A digital watch affectionately known as . It was equipped with an octagonal rotary switch, which was the icon of Seiko's digital watches, and featured a mechanism that allowed you to switch modes by rotating it.

Its unique design and functionality have been praised, and it has been used by many astronauts, making it popular mainly overseas. SBJG017 is a special model that is the first reproduction of that legendary model.

■ Recommended for these people

  • Those who like retro/vintage design
  • Those who admire digital watches from the 1980s
  • Those looking for a unique and unique watch
  • Those who want a multifunctional digital watch
  • Those looking for a compact size
  • Those looking for a unisex watch
  • Those interested in Seiko's historical models
  • People who are attracted to watches worn by astronauts
  • Those who are interested in a collection of reprint models

■ Buyer's comment

SBJG017 is a memorable piece that is the first reprint of the 1980s masterpiece "Rotocall." The unique operating feel of switching modes by turning the octagonal rotary bezel will be nostalgic for those who know the watch back then, and will seem fresh to younger generations. The compact 37mm size is unisex and can be enjoyed, and the retro digital font is new for today's times. As expected from Seiko, the design is multi-functional yet intuitively operable. Please experience the revival of a masterpiece that remains in watch history for yourself. by Fujimuro

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