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The Tech Diff > Blog > Wearables > Seiko Revives Iconic 44-Year-Old NASA Astronaut Digital Watch
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Seiko Revives Iconic 44-Year-Old NASA Astronaut Digital Watch

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Last updated: March 26, 2026 8:15 am
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Seiko Revives Iconic 44-Year-Old NASA Astronaut Digital Watch
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The Seiko Rotocall: A Timeless Connection to Space Exploration

The Omega Speedmaster Professional is undoubtedly the most celebrated timepiece to have ventured into the cosmos, famously worn by Buzz Aldrin during the historic Apollo 11 lunar landing. However, it is not the only watch with a remarkable story linked to space. Enter the Seiko Rotocall, a timepiece with a unique design that enhances functionality and ease-of-use, making it a noteworthy contender in the legacy of space watches.

Contents
The Seiko Rotocall: A Timeless Connection to Space ExplorationA Brief History of the RotocallDesign Features and FunctionalityA Watch for the Future

A Brief History of the Rotocall

The original Seiko Rotocall debuted in 1982, priced at $125. This innovative watch was part of the equipment used by several NASA astronauts, including the pioneering Sally Ride, until its retirement in 2002. Fast forward to today, Seiko has resurrected this classic with a modern twist. Set to launch next month, the new Rotocall will be available in three vibrant versions: the SMGG21 (blue/silver), SMGG19 (red/black), and SMGG17 (black/yellow), with a price tag of $550, reflecting a slight increase due to inflation.

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Design Features and Functionality

The updated Seiko Rotocall maintains the iconic knurled octagonal bezel dial, which has each side clearly marked with unique functions. These include options for time display, time setting, timer, counter, stopwatch, dual-time display, and daily or single alarms. Operating the watch is intuitive; to switch modes, simply align the desired function to the top position. Such thoughtful design illustrates Seiko’s commitment to user experience and functionality.

The new Rotocall is powered by Seiko’s A824 Quartz movement, which boasts an impressive accuracy of ±20 seconds per month and a battery life of approximately three years. Furthermore, this timepiece is waterproof to depths exceeding 300 feet, although Seiko has yet to specify how it would perform in the vacuum of space.

A Watch for the Future

For enthusiasts wondering about availability, there’s no need to fret about scalpers snapping up limited editions. Seiko will ensure a comprehensive rollout, making it accessible for all who wish to own a piece of space history.

Overall, the Seiko Rotocall serves not only as a stylish accessory but also as a testament to human ingenuity and exploration. With its blend of historical significance and modern technological advancements, it stands as a reminder of the remarkable journeys we embark upon—on Earth and beyond. If you’re interested in learning more, check out the full article here.

Image Credit: www.theverge.com

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