Seikosha was established.
Laurel with 12 ligne movement, Japan’s first watch (Designated as a Mechanical Engineering Heritage in 2014.)
Sikosha divided its watch section to establish
Cronos Caliber 54 series, the foundation of the original watch movement design of Daini Seikosha Co., Ltd.
Gold Feather with 12 ligne movement, Caliber 60 The world’s thinnest center second hand watch.
Caliber 89 stopwatch
Selected as the offi cial timer of the Tokyo Olympic Games.
Won the 2nd of Series Prize in the company prize category at the Observatoire Cantonal de Neuchatel competition in Switzerland.
Grand Seiko Caliber 44 series, the first Grand Seiko of Daini Seikosha Co., Ltd.
Caliber 19 Hi-beat 36000, the world’s first 10-beat
Launched the Observatoire Cantonal de Neuchatel test memorial model. Accuracy: ± 2 sec/day
Morioka Seiko Instruments Inc. was established.
Suspended the development of exclusive mechanical watches due to focusing efforts on quartz watches.
Resumed the development of exclusive mechanical watches which had been suspended for 15 years.
Launched the Seiko 110th anniversary model mounted with the reproduction of the ultrathin mechanical movement Caliber 6810.
Launched the re-creation of the Caliber 52 mounted with the Caliber 4S35.
Credor Caliber 6S74
Accuracy: -10 to +15 seconds/day
35 jewels, 28,800 vibrations per hour
Grand Seiko Caliber 9S55
Accuracy: -3 to +5 seconds/day
26 jewels, 28,800 vibrations per hour
Shizukuishi watch studio was established.
Grand Seiko Caliber 9S67
Seiko Instruments Inc. developed the original mainspring SPRON 510 that demonstrated a lower degree of deterioration even after long-term use.It enabled expansion of the power reserve to more than 72 hours.
Launched Credor Juri Tenga
mounted with a mechanical
Grand Seiko Caliber 9S85
More than 55 hours power reserve as 10-beat movement was realized via a newly developed balance spring, mainspring and MEMS escapement parts.
Grand Seiko Caliber 9S86
Won the Petite Aiguille prize at the 2014 Grand Prix d’Horlogerie de Genève, for the fi rst time as a Japanese mechanical watch.
FUGAKU Caliber 6830
Seiko’s first tourbillion watch.
It exhibits remarkable Japanese handicraft.