Sternglas Naos GroßdatumvsGrand Seiko SBGN027
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differFull specifications
Case
6 specsCrystal & Dial
3 specsMovement
3 specsPricing
1 specsFollow this matchup
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Owners + reviewers, side by side
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Sternglas Naos Großdatum is praised for its Bauhaus aesthetic and value, with one owner finding it an affordable alternative to other designs. However, some owners report it feels underwhelming and cheap, with a printed-on face, small font, and toy-like hands, and find the strap to be of poor quality. The watch features a 38mm stainless steel case, an Alabaster dial with beige LumiNova, and a Seiko TMI VJ76 quartz movement rated for -20/+20 seconds per month. On balance, owners and reviewers are divided, with the primary point of contention being the perceived quality and aesthetic execution of the Sternglas Naos Großdatum.
Owners widely praise the Grand Seiko SBGN027 for its exceptional Zaratsu polishing, compact 39mm size, and versatile monochrome aesthetic, noting its thin profile and suitability as a grab-and-go watch. The 9F quartz movement delivers highly accurate timekeeping, with one owner reporting +/- 10 seconds per year. However, some find the lume limited, the bracelet lacks micro-adjustments, and the GMT hand can be easily mistaken for the minute hand. One owner reported a black index on the bezel disappearing after a couple of months. On balance, owners rate the Grand Seiko SBGN027 highly for its premium finishing and accurate HAQ GMT movement in a wearable size.
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