Seiko Cal. 4431 - 488

This Spring Drive model from 1970 features a 45mm Two-Tone case. With its 21mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-a28e2c924d58]

Also known as: Pogue, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

22j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1970

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