Seiko Cal. 4556 - 230

This Hand-Winding model from 1990 features a 37mm Gold-Plated case. Powered by the 4556 caliber with 26j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-997385b397de]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1990

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