Seiko Cal. 4477 - 842

This Spring Drive model from 1984 features a 42mm PVD Black case. Powered by the 4477 caliber with 27j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-ec3f625ce747]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1984

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