Difference between King Seiko & Grand Seiko...
King Seiko appeared in the same year as Grand Seiko
Although they are also from Seiko, their positioning has some differences. Grand Seiko focuses on high-end and value, while King Seiko is positioned as practical and durable.
In addition, their watchmaking factories are different. The first generation King Seiko was born in 1961. The movement used was a 25-drilling movement produced by No. 2 Seikosha. The earliest vibration frequency was only 18,000 times / hour, and the model was 3180.