Seiko Cal. 4421 - 827

This Automatic model from 1967 features a 35mm Two-Tone case. Powered by the 4421 caliber with 19j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-1d4a27009012]

Also known as: Shogun, Bellmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1967

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