Seiko Cal. 4477 - 223

This Spring Drive model from 1982 features a 40mm PVD Black case. Powered by the 4477 caliber with 18j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-8144170a6dd4]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1982

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