[New item in May 2026, exclusive to Core Shop] Seiko Prospex HBC001J | 1968 Heritage GMT x Green dial x Cal.6R54 x 300m waterproof, the ultimate diver who embraces the depths of the sea
Seiko Prospex HBC001J is scheduled to be released as a core shop exclusive model in May 2026. 1968 Heritage GMT green dial x 300m air diving waterproof x Cal.6R54 automatic...






