We?ve already seen a flurry of activity from Seiko and Grand Seiko in 2023 to celebrate the 110th anniversary of the first wristwatch to bear the Seiko name. In what might be the most exciting anniversary release of this young year, Seiko has added a quartet of new watches to their recently relaunched King Seiko line. King Seiko began to reemerge back in 2020 as part of the brand?s big 140th anniversary celebration with a recreation of the historic KSK, featuring many of the premium touches we normally associate with higher tier Seiko and Grand Seiko releases. A collection of new, vintage inspired designs appeared last year, and that basically brings us to today. You?d be forgiven for forgetting about the new King Seikos given the comparatively infrequent releases, but they?re the type of watches that always get collectors excited for their attention to small, historical details and overall bang for buck. The new batch of King Seikos is without a doubt the most compelling collection yet, and will hopefully serve as a building block for more regular releases in the future. 
We?ll start with the SPB365, which keeps the same 37mm case as last year?s releases, but adds a special dial design featuring a hexagon motif. This design, known as the ?Kikkoumon,? is meant to symbolize a tortoise shell, an animal that represents longevity in Japanese culture. The symbol is frequently used in samurai armor, as well. It?s also a subtle nod to the origins of King Seiko, whose fi...