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Seiko

Prospex HBC001

HBC001

The black HBC001 combines the 1968 Heritage Diver profile with a three-day 6R54 GMT movement and a newly adjustable clasp.

Seiko Prospex HBC001 black 1968 Heritage Diver GMT
Black ceramic and a gold GMT hand distinguish the HBC001. Seiko Watch Corporation ↗

Price not confirmed

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Specifications

Published specifications for HBC001
ReferenceHBC001
Styledive
Movementautomatic
CalibreCalibre 6R54 automatic GMT
Diameter42 mm

Omitted specifications have not been confirmed. From published article 2026-10-24. Original source ↗

Read the stories

Seiko upgrades the black HBC001 Diver GMT to 300 metres ↗

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