Seiko Cal. 5678 - 447

This Hand-Winding model from 1992 features a 38mm Hardlex-Coated Steel case. Powered by the 5678 caliber with 27j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-7ca19cabd798]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

27j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1992

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