Seiko Cal. 6234 - 147

This Hand-Winding model from 1978 features a 38mm Hardlex-Coated Steel case. Powered by the 6234 caliber with 23j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-24d2ba2bc45d]

Also known as: Tuna, World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1978

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