Seiko Cal. 4420 - 958

This Automatic model from 1971 features a 46mm Two-Tone case. Powered by the 4420 caliber with 25j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-bd0544dbaaa4]

Also known as: Pogue

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1971

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