Seiko Cal. 4577 - 248

This Automatic model from 1970 features a 42mm Two-Tone case. Powered by the 4577 caliber with 22j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-afc345dbeaef]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1970

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