Seiko Cal. 3890 - 624

This Automatic model from 1966 features a 44mm Two-Tone case. Powered by the 3890 caliber with 20j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-3537119f6e14]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1966

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