Seiko Cal. 5654 - 978

Released in 1993, the Cal. 5654 with design code 978 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-d13bc422db9f]

Also known as: Helmet, Bellmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1993

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