Seiko Cal. 5230 - 291

The Seiko 5230-291 represents an important milestone in Seiko's 1968 lineup. Powered by the 5230 caliber with 25j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-09ec1af5f5b1]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1968

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