Seiko Cal. 4531 - 201

The Seiko 4531-201 represents an important milestone in Seiko's 1968 lineup. With its 19mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-401bc370b20a]

Also known as: Tuna, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1968

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