Seiko Cal. 4531 - 819

The Seiko 4531-819 represents an important milestone in Seiko's 1973 lineup. Powered by the 4531 caliber with 33j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-7eddae1ae7b7]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1973

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