Seiko Cal. 4556 - 638

This Hand-Winding model from 1985 features a 34mm Two-Tone case. Powered by the 4556 caliber with 26j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-d124d287e629]

Also known as: Shogun, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1985

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